diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml index 935b9e19..8fd200c0 100644 --- a/.github/workflows/build.yml +++ b/.github/workflows/build.yml @@ -2,15 +2,20 @@ name: Build Mob on: push: - branches: master + branches: [master] pull_request: types: [opened, synchronize, reopened] +env: + VCPKG_BINARY_SOURCES: ${{ vars.AZ_BLOB_VCPKG_URL != '' && format('clear;x-azblob,{0},{1},readwrite', vars.AZ_BLOB_VCPKG_URL, secrets.AZ_BLOB_SAS) || '' }} + jobs: build: runs-on: windows-2022 steps: - - uses: actions/checkout@v4 + - uses: actions/checkout@v6 - name: Build Mob shell: pwsh - run: ./bootstrap.ps1 -Verbose + run: | + $env:VCPKG_ROOT = $env:VCPKG_INSTALLATION_ROOT + ./bootstrap.ps1 -Verbose diff --git a/.github/workflows/linting.yml b/.github/workflows/linting.yml index 69803b3d..c7963c1c 100644 --- a/.github/workflows/linting.yml +++ b/.github/workflows/linting.yml @@ -9,7 +9,7 @@ jobs: lint: runs-on: ubuntu-latest steps: - - uses: actions/checkout@v3 + - uses: actions/checkout@v6 - name: Check format uses: ModOrganizer2/check-formatting-action@master with: diff --git a/CMakeLists.txt b/CMakeLists.txt index f0156370..67e11c9f 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,6 +1,11 @@ cmake_minimum_required(VERSION 3.16) -project(mob) +project(mob LANGUAGES CXX) + +find_package(clipp CONFIG REQUIRED) +find_package(nlohmann_json CONFIG REQUIRED) +find_package(CURL REQUIRED) + add_subdirectory(src) set_property(DIRECTORY ${PROJECT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT mob) diff --git a/CMakePresets.json b/CMakePresets.json new file mode 100644 index 00000000..e0842886 --- /dev/null +++ b/CMakePresets.json @@ -0,0 +1,46 @@ +{ + "version": 6, + "configurePresets": [ + { + "name": "vcpkg", + "generator": "Visual Studio 17 2022", + "architecture": "x64", + "binaryDir": "${sourceDir}/build/", + "toolchainFile": "$env{VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake", + "cacheVariables": { + "VCPKG_TARGET_TRIPLET": "x64-windows-static-md", + "CMAKE_CONFIGURATION_TYPES": "Debug;Release;RelWithDebInfo" + } + } + ], + "buildPresets": [ + { + "name": "Base", + "hidden": true, + "nativeToolOptions": [ + "-m", + "-noLogo", + "-p:UseMultiToolTask=true", + "-p:EnforceProcessCountAcrossBuilds=true" + ] + }, + { + "name": "Debug", + "configurePreset": "vcpkg", + "inherits": "Base", + "configuration": "Debug" + }, + { + "name": "Release", + "configurePreset": "vcpkg", + "inherits": "Base", + "configuration": "Release" + }, + { + "name": "RelWithDebInfo", + "configurePreset": "vcpkg", + "inherits": "Base", + "configuration": "RelWithDebInfo" + } + ] +} diff --git a/bootstrap.ps1 b/bootstrap.ps1 index f4d6e1b1..9cbec3dc 100644 --- a/bootstrap.ps1 +++ b/bootstrap.ps1 @@ -11,41 +11,16 @@ if (!$root) { $root = "." } -$output = if ($Verbose) { "Out-Default" } else { "Out-Null" } +$logLevel = if ($Verbose) { "STATUS" } else { "ERROR" } -cmake -B $root/build -G "Visual Studio 17 2022" $root | & $output +cmake --preset vcpkg --log-level=$logLevel -$installationPath = & $root\third-party\bin\vswhere.exe -products * -nologo -prerelease -latest -property installationPath -if (! $?) { - Write-Error "vswhere returned $LastExitCode" - exit $LastExitCode -} - -if (! $installationPath) { - Write-Error "Empty installation path" - exit 1 -} - -$opts = "" -$opts += " $root\build\mob.sln" -$opts += " -m" -$opts += " -p:Configuration=${Config}" -$opts += " -noLogo" -$opts += " -p:UseMultiToolTask=true" -$opts += " -p:EnforceProcessCountAcrossBuilds=true" - -if (!$Verbose) { - $opts += " -clp:ErrorsOnly;Verbosity=minimal" +if ($Verbose) { + cmake --build --preset $Config --verbose +} else { + cmake --build --preset $Config } -$vsDevCmd = "$installationPath\Common7\Tools\VsDevCmd.bat" -if (!(Test-Path "$vsDevCmd")) { - Write-Error "VdDevCmd.bat not found at $vsDevCmd" - exit 1 -} - -& "${env:COMSPEC}" /c "`"$vsDevCmd`" -no_logo -arch=amd64 -host_arch=amd64 && msbuild $opts" - if (! $?) { Write-Error "Build failed" exit $LastExitCode diff --git a/custom-ports/zlib/portfile.cmake b/custom-ports/zlib/portfile.cmake new file mode 100644 index 00000000..065116c2 --- /dev/null +++ b/custom-ports/zlib/portfile.cmake @@ -0,0 +1 @@ +set(VCPKG_POLICY_EMPTY_PACKAGE enabled) diff --git a/custom-ports/zlib/vcpkg.json b/custom-ports/zlib/vcpkg.json new file mode 100644 index 00000000..623ce33d --- /dev/null +++ b/custom-ports/zlib/vcpkg.json @@ -0,0 +1,8 @@ +{ + "$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg.schema.json", + "name": "zlib", + "version-string": "zlib-ng overlay", + "dependencies": [ + "zlib-ng" + ] +} diff --git a/custom-triplets/x64-windows-static-md.cmake b/custom-triplets/x64-windows-static-md.cmake new file mode 100644 index 00000000..b65499fc --- /dev/null +++ b/custom-triplets/x64-windows-static-md.cmake @@ -0,0 +1,6 @@ +set(VCPKG_TARGET_ARCHITECTURE x64) +set(VCPKG_CRT_LINKAGE dynamic) +set(VCPKG_LIBRARY_LINKAGE static) + +set(ZLIB_COMPAT ON) +set(nlohmann-json_IMPLICIT_CONVERSIONS OFF) diff --git a/readme.md b/readme.md index 03406ceb..d4b1b4e6 100644 --- a/readme.md +++ b/readme.md @@ -33,6 +33,7 @@ check the [ModOrganizer2 Wiki](https://github.com/ModOrganizer2/modorganizer/wik ```powershell git clone https://github.com/ModOrganizer2/mob cd mob +$env:VCPKG_ROOT = "C:\path\to\vcpkg" ./bootstrap mob -d c:\somewhere build ``` @@ -108,6 +109,20 @@ aqt install-qt --outputdir "C:\Qt" windows desktop ${QT_VERSION} win64_msvc2022_ - Git for Windows (Skip if you have this already installed outside of the VS installer) - CMake tools for Windows (Skip if you have this already installed outside of the VS installer) +### vcpkg + +`mob` now uses **vcpkg** to manage its third-party dependencies (like libcurl). + +1. **Install vcpkg**: If you don't have it, follow the [official instructions](https://learn.microsoft.com/en-us/vcpkg/get_started/get-started). +2. **Set Environment Variable**: `mob` requires the `VCPKG_ROOT` environment variable to locate the toolchain. + + ```powershell + $env:VCPKG_ROOT = "C:\path\to\vcpkg" + $env:PATH = "$env:VCPKG_ROOT;$env:PATH" + ``` + +3. **Static Triplet**: `mob` builds with the `x64-windows-static-md` triplet by default to ensure a standalone executable. The `bootstrap.ps1` script handles this automatically if `VCPKG_ROOT` is set. + ## Setting up MOB ```powershell @@ -117,6 +132,9 @@ cd C:\dev # clone this repository git clone https://github.com/ModOrganizer2/mob +# set vcpkg path, or use `vcpkg integrate install` instead +$env:VCPKG_ROOT = "C:\path\to\your\vcpkg" + # build mob itself - this will create mob.exe in the current directory ./bootstrap.ps1 diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt index b87b84b5..11c85584 100644 --- a/src/CMakeLists.txt +++ b/src/CMakeLists.txt @@ -1,22 +1,18 @@ -cmake_minimum_required(VERSION 3.16) - -file(GLOB_RECURSE source_files *.cpp) -file(GLOB_RECURSE header_files *.h) +file(GLOB_RECURSE source_files CONFIGURE_DEPENDS "*.cpp") +file(GLOB_RECURSE header_files CONFIGURE_DEPENDS "*.h") add_executable(mob ${source_files} ${header_files}) -set_target_properties(mob PROPERTIES CXX_STANDARD 20) -target_compile_definitions(mob PUBLIC NOMINMAX) -target_compile_options(mob PUBLIC "/MT") -target_include_directories(mob PUBLIC ${CMAKE_SOURCE_DIR}/third-party/include) -target_link_libraries(mob PUBLIC - wsock32 ws2_32 crypt32 wldap32 dbghelp shlwapi version - optimized ${CMAKE_SOURCE_DIR}/third-party/lib/libcurl.lib - debug ${CMAKE_SOURCE_DIR}/third-party/lib/libcurl-d.lib - optimized ${CMAKE_SOURCE_DIR}/third-party/lib/zlib.lib - debug ${CMAKE_SOURCE_DIR}/third-party/lib/zlibd.lib) +target_compile_features(mob PRIVATE cxx_std_20) + +target_compile_definitions( + mob PRIVATE _WIN32_WINNT=0x0A00 NTDDI_VERSION=0x0A000007 WIN32_LEAN_AND_MEAN + NOMINMAX NOCOMM) + +target_link_libraries(mob PRIVATE clipp::clipp nlohmann_json::nlohmann_json + CURL::libcurl dbghelp shlwapi version) -source_group(TREE ${CMAKE_CURRENT_SOURCE_DIR} - PREFIX src - FILES ${source_files} ${header_files}) -set_property(DIRECTORY ${PROJECT_SOURCE_DIR} PROPERTY VS_STARTUP_PROJECT mob) +source_group( + TREE ${CMAKE_CURRENT_SOURCE_DIR} + PREFIX src + FILES ${source_files} ${header_files}) diff --git a/src/cmd/pr.cpp b/src/cmd/pr.cpp index dfd0c403..df3e0200 100644 --- a/src/cmd/pr.cpp +++ b/src/cmd/pr.cpp @@ -236,7 +236,7 @@ namespace mob { for (auto&& item : json["items"]) { // ex: https://api.github.com/repos/ModOrganizer2/modorganizer-Installer - const std::string url = item["repository_url"]; + const std::string url = item["repository_url"].get(); const auto last_slash = url.find_last_of("/"); if (last_slash == std::string::npos) { @@ -246,7 +246,7 @@ namespace mob { const auto repo = url.substr(last_slash + 1); - pr_info info = {repo, author, branch, item["title"], + pr_info info = {repo, author, branch, item["title"].get(), std::to_string(item["number"].get())}; if (!repos.emplace(repo, info).second) { @@ -287,9 +287,10 @@ namespace mob { const auto output = dl.steal_output(); json = nlohmann::json::parse(output); - const std::string repo = json["head"]["repo"]["name"]; - const std::string author = json["head"]["repo"]["user"]["login"]; - const std::string branch = json["head"]["ref"]; + const std::string repo = json["head"]["repo"]["name"].get(); + const std::string author = + json["head"]["repo"]["user"]["login"].get(); + const std::string branch = json["head"]["ref"].get(); return {repo, author, branch}; } diff --git a/src/pch.h b/src/pch.h index 15bf459a..592d6909 100644 --- a/src/pch.h +++ b/src/pch.h @@ -1,3 +1,5 @@ +#pragma once + // global warnings #pragma warning(disable : 4464) // relative include path #pragma warning(disable : 4820) // padding added @@ -62,10 +64,12 @@ #include #include -#include +#include + +#include #include -#include #include +#include #include #include diff --git a/third-party/include/clipp.h b/third-party/include/clipp.h deleted file mode 100644 index 218166d3..00000000 --- a/third-party/include/clipp.h +++ /dev/null @@ -1,7024 +0,0 @@ -/***************************************************************************** - * ___ _ _ ___ ___ - * | _|| | | | | _ \ _ \ CLIPP - command line interfaces for modern C++ - * | |_ | |_ | | | _/ _/ version 1.2.3 - * |___||___||_| |_| |_| https://github.com/muellan/clipp - * - * Licensed under the MIT License . - * Copyright (c) 2017-2018 André Müller - * - * --------------------------------------------------------------------------- - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - *****************************************************************************/ - -#ifndef AM_CLIPP_H__ -#define AM_CLIPP_H__ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - - -/*************************************************************************//** - * - * @brief primary namespace - * - *****************************************************************************/ -namespace clipp { - - - -/***************************************************************************** - * - * basic constants and datatype definitions - * - *****************************************************************************/ -using arg_index = int; - -using arg_string = std::string; -using doc_string = std::string; - -using arg_list = std::vector; - - - -/*************************************************************************//** - * - * @brief tristate - * - *****************************************************************************/ -enum class tri : char { no, yes, either }; - -inline constexpr bool operator == (tri t, bool b) noexcept { - return b ? t != tri::no : t != tri::yes; -} -inline constexpr bool operator == (bool b, tri t) noexcept { return (t == b); } -inline constexpr bool operator != (tri t, bool b) noexcept { return !(t == b); } -inline constexpr bool operator != (bool b, tri t) noexcept { return !(t == b); } - - - -/*************************************************************************//** - * - * @brief (start,size) index range - * - *****************************************************************************/ -class subrange { -public: - using size_type = arg_string::size_type; - - /** @brief default: no match */ - explicit constexpr - subrange() noexcept : - at_{arg_string::npos}, length_{0} - {} - - /** @brief match length & position within subject string */ - explicit constexpr - subrange(size_type pos, size_type len) noexcept : - at_{pos}, length_{len} - {} - - /** @brief position of the match within the subject string */ - constexpr size_type at() const noexcept { return at_; } - /** @brief length of the matching subsequence */ - constexpr size_type length() const noexcept { return length_; } - - /** @brief returns true, if query string is a prefix of the subject string */ - constexpr bool prefix() const noexcept { - return at_ == 0; - } - - /** @brief returns true, if query is a substring of the query string */ - constexpr explicit operator bool () const noexcept { - return at_ != arg_string::npos; - } - -private: - size_type at_; - size_type length_; -}; - - - -/*************************************************************************//** - * - * @brief match predicates - * - *****************************************************************************/ -using match_predicate = std::function; -using match_function = std::function; - - - - - - -/*************************************************************************//** - * - * @brief type traits (NOT FOR DIRECT USE IN CLIENT CODE!) - * no interface guarantees; might be changed or removed in the future - * - *****************************************************************************/ -namespace traits { - -/*************************************************************************//** - * - * @brief function (class) signature type trait - * - *****************************************************************************/ -template -constexpr auto -check_is_callable(int) -> decltype( - std::declval()(std::declval()...), - std::integral_constant()(std::declval()...))>::value>{} ); - -template -constexpr auto -check_is_callable(long) -> std::false_type; - -template -constexpr auto -check_is_callable_without_arg(int) -> decltype( - std::declval()(), - std::integral_constant()())>::value>{} ); - -template -constexpr auto -check_is_callable_without_arg(long) -> std::false_type; - - - -template -constexpr auto -check_is_void_callable(int) -> decltype( - std::declval()(std::declval()...), std::true_type{}); - -template -constexpr auto -check_is_void_callable(long) -> std::false_type; - -template -constexpr auto -check_is_void_callable_without_arg(int) -> decltype( - std::declval()(), std::true_type{}); - -template -constexpr auto -check_is_void_callable_without_arg(long) -> std::false_type; - - - -template -struct is_callable; - - -template -struct is_callable : - decltype(check_is_callable(0)) -{}; - -template -struct is_callable : - decltype(check_is_callable_without_arg(0)) -{}; - - -template -struct is_callable : - decltype(check_is_void_callable(0)) -{}; - -template -struct is_callable : - decltype(check_is_void_callable_without_arg(0)) -{}; - - - -/*************************************************************************//** - * - * @brief input range type trait - * - *****************************************************************************/ -template -constexpr auto -check_is_input_range(int) -> decltype( - begin(std::declval()), end(std::declval()), - std::true_type{}); - -template -constexpr auto -check_is_input_range(char) -> decltype( - std::begin(std::declval()), std::end(std::declval()), - std::true_type{}); - -template -constexpr auto -check_is_input_range(long) -> std::false_type; - -template -struct is_input_range : - decltype(check_is_input_range(0)) -{}; - - - -/*************************************************************************//** - * - * @brief size() member type trait - * - *****************************************************************************/ -template -constexpr auto -check_has_size_getter(int) -> - decltype(std::declval().size(), std::true_type{}); - -template -constexpr auto -check_has_size_getter(long) -> std::false_type; - -template -struct has_size_getter : - decltype(check_has_size_getter(0)) -{}; - -} // namespace traits - - - - - - -/*************************************************************************//** - * - * @brief helpers (NOT FOR DIRECT USE IN CLIENT CODE!) - * no interface guarantees; might be changed or removed in the future - * - *****************************************************************************/ -namespace detail { - - -/*************************************************************************//** - * @brief forwards string to first non-whitespace char; - * std string -> unsigned conv yields max value, but we want 0; - * also checks for nullptr - *****************************************************************************/ -inline bool -fwd_to_unsigned_int(const char*& s) -{ - if(!s) return false; - for(; std::isspace(*s); ++s); - if(!s[0] || s[0] == '-') return false; - if(s[0] == '-') return false; - return true; -} - - -/*************************************************************************//** - * - * @brief value limits clamping - * - *****************************************************************************/ -template sizeof(T))> -struct limits_clamped { - static T from(const V& v) { - if(v >= V(std::numeric_limits::max())) { - return std::numeric_limits::max(); - } - if(v <= V(std::numeric_limits::lowest())) { - return std::numeric_limits::lowest(); - } - return T(v); - } -}; - -template -struct limits_clamped { - static T from(const V& v) { return T(v); } -}; - - -/*************************************************************************//** - * - * @brief returns value of v as a T, clamped at T's maximum - * - *****************************************************************************/ -template -inline T clamped_on_limits(const V& v) { - return limits_clamped::from(v); -} - - - - -/*************************************************************************//** - * - * @brief type conversion helpers - * - *****************************************************************************/ -template -struct make { - static inline T from(const char* s) { - if(!s) return false; - //a conversion from const char* to / must exist - return static_cast(s); - } -}; - -template<> -struct make { - static inline bool from(const char* s) { - if(!s) return false; - return static_cast(s); - } -}; - -template<> -struct make { - static inline unsigned char from(const char* s) { - if(!fwd_to_unsigned_int(s)) return (0); - return clamped_on_limits(std::strtoull(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline unsigned short int from(const char* s) { - if(!fwd_to_unsigned_int(s)) return (0); - return clamped_on_limits(std::strtoull(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline unsigned int from(const char* s) { - if(!fwd_to_unsigned_int(s)) return (0); - return clamped_on_limits(std::strtoull(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline unsigned long int from(const char* s) { - if(!fwd_to_unsigned_int(s)) return (0); - return clamped_on_limits(std::strtoull(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline unsigned long long int from(const char* s) { - if(!fwd_to_unsigned_int(s)) return (0); - return clamped_on_limits(std::strtoull(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline char from(const char* s) { - //parse as single character? - const auto n = std::strlen(s); - if(n == 1) return s[0]; - //parse as integer - return clamped_on_limits(std::strtoll(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline short int from(const char* s) { - return clamped_on_limits(std::strtoll(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline int from(const char* s) { - return clamped_on_limits(std::strtoll(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline long int from(const char* s) { - return clamped_on_limits(std::strtoll(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline long long int from(const char* s) { - return (std::strtoll(s,nullptr,10)); - } -}; - -template<> -struct make { - static inline float from(const char* s) { - return (std::strtof(s,nullptr)); - } -}; - -template<> -struct make { - static inline double from(const char* s) { - return (std::strtod(s,nullptr)); - } -}; - -template<> -struct make { - static inline long double from(const char* s) { - return (std::strtold(s,nullptr)); - } -}; - -template<> -struct make { - static inline std::string from(const char* s) { - return std::string(s); - } -}; - - - -/*************************************************************************//** - * - * @brief assigns boolean constant to one or multiple target objects - * - *****************************************************************************/ -template -class assign_value -{ -public: - template - explicit constexpr - assign_value(T& target, X&& value) noexcept : - t_{std::addressof(target)}, v_{std::forward(value)} - {} - - void operator () () const { - if(t_) *t_ = v_; - } - -private: - T* t_; - V v_; -}; - - - -/*************************************************************************//** - * - * @brief flips bools - * - *****************************************************************************/ -class flip_bool -{ -public: - explicit constexpr - flip_bool(bool& target) noexcept : - b_{&target} - {} - - void operator () () const { - if(b_) *b_ = !*b_; - } - -private: - bool* b_; -}; - - - -/*************************************************************************//** - * - * @brief increments using operator ++ - * - *****************************************************************************/ -template -class increment -{ -public: - explicit constexpr - increment(T& target) noexcept : t_{std::addressof(target)} {} - - void operator () () const { - if(t_) ++(*t_); - } - -private: - T* t_; -}; - - - -/*************************************************************************//** - * - * @brief decrements using operator -- - * - *****************************************************************************/ -template -class decrement -{ -public: - explicit constexpr - decrement(T& target) noexcept : t_{std::addressof(target)} {} - - void operator () () const { - if(t_) --(*t_); - } - -private: - T* t_; -}; - - - -/*************************************************************************//** - * - * @brief increments by a fixed amount using operator += - * - *****************************************************************************/ -template -class increment_by -{ -public: - explicit constexpr - increment_by(T& target, T by) noexcept : - t_{std::addressof(target)}, by_{std::move(by)} - {} - - void operator () () const { - if(t_) (*t_) += by_; - } - -private: - T* t_; - T by_; -}; - - - - -/*************************************************************************//** - * - * @brief makes a value from a string and assigns it to an object - * - *****************************************************************************/ -template -class map_arg_to -{ -public: - explicit constexpr - map_arg_to(T& target) noexcept : t_{std::addressof(target)} {} - - void operator () (const char* s) const { - if(t_ && s) *t_ = detail::make::from(s); - } - -private: - T* t_; -}; - - -//------------------------------------------------------------------- -/** - * @brief specialization for vectors: append element - */ -template -class map_arg_to> -{ -public: - map_arg_to(std::vector& target): t_{std::addressof(target)} {} - - void operator () (const char* s) const { - if(t_ && s) t_->push_back(detail::make::from(s)); - } - -private: - std::vector* t_; -}; - - -//------------------------------------------------------------------- -/** - * @brief specialization for bools: - * set to true regardless of string content - */ -template<> -class map_arg_to -{ -public: - map_arg_to(bool& target): t_{&target} {} - - void operator () (const char* s) const { - if(t_ && s) *t_ = true; - } - -private: - bool* t_; -}; - - -} // namespace detail - - - - - - -/*************************************************************************//** - * - * @brief string matching and processing tools - * - *****************************************************************************/ - -namespace str { - - -/*************************************************************************//** - * - * @brief converts string to value of target type 'T' - * - *****************************************************************************/ -template -T make(const arg_string& s) -{ - return detail::make::from(s); -} - - - -/*************************************************************************//** - * - * @brief removes trailing whitespace from string - * - *****************************************************************************/ -template -inline void -trimr(std::basic_string& s) -{ - if(s.empty()) return; - - s.erase( - std::find_if_not(s.rbegin(), s.rend(), - [](char c) { return std::isspace(c);} ).base(), - s.end() ); -} - - -/*************************************************************************//** - * - * @brief removes leading whitespace from string - * - *****************************************************************************/ -template -inline void -triml(std::basic_string& s) -{ - if(s.empty()) return; - - s.erase( - s.begin(), - std::find_if_not(s.begin(), s.end(), - [](char c) { return std::isspace(c);}) - ); -} - - -/*************************************************************************//** - * - * @brief removes leading and trailing whitespace from string - * - *****************************************************************************/ -template -inline void -trim(std::basic_string& s) -{ - triml(s); - trimr(s); -} - - -/*************************************************************************//** - * - * @brief removes all whitespaces from string - * - *****************************************************************************/ -template -inline void -remove_ws(std::basic_string& s) -{ - if(s.empty()) return; - - s.erase(std::remove_if(s.begin(), s.end(), - [](char c) { return std::isspace(c); }), - s.end() ); -} - - -/*************************************************************************//** - * - * @brief returns true, if the 'prefix' argument - * is a prefix of the 'subject' argument - * - *****************************************************************************/ -template -inline bool -has_prefix(const std::basic_string& subject, - const std::basic_string& prefix) -{ - if(prefix.size() > subject.size()) return false; - return subject.find(prefix) == 0; -} - - -/*************************************************************************//** - * - * @brief returns true, if the 'postfix' argument - * is a postfix of the 'subject' argument - * - *****************************************************************************/ -template -inline bool -has_postfix(const std::basic_string& subject, - const std::basic_string& postfix) -{ - if(postfix.size() > subject.size()) return false; - return (subject.size() - postfix.size()) == subject.find(postfix); -} - - - -/*************************************************************************//** -* -* @brief returns longest common prefix of several -* sequential random access containers -* -* @details InputRange require begin and end (member functions or overloads) -* the elements of InputRange require a size() member -* -*****************************************************************************/ -template -auto -longest_common_prefix(const InputRange& strs) - -> typename std::decay::type -{ - static_assert(traits::is_input_range(), - "parameter must satisfy the InputRange concept"); - - static_assert(traits::has_size_getter< - typename std::decay::type>(), - "elements of input range must have a ::size() member function"); - - using std::begin; - using std::end; - - using item_t = typename std::decay::type; - using str_size_t = typename std::decaysize())>::type; - - const auto n = size_t(distance(begin(strs), end(strs))); - if(n < 1) return item_t(""); - if(n == 1) return *begin(strs); - - //length of shortest string - auto m = std::min_element(begin(strs), end(strs), - [](const item_t& a, const item_t& b) { - return a.size() < b.size(); })->size(); - - //check each character until we find a mismatch - for(str_size_t i = 0; i < m; ++i) { - for(str_size_t j = 1; j < n; ++j) { - if(strs[j][i] != strs[j-1][i]) - return strs[0].substr(0, i); - } - } - return strs[0].substr(0, m); -} - - - -/*************************************************************************//** - * - * @brief returns longest substring range that could be found in 'arg' - * - * @param arg string to be searched in - * @param substrings range of candidate substrings - * - *****************************************************************************/ -template -subrange -longest_substring_match(const std::basic_string& arg, - const InputRange& substrings) -{ - using string_t = std::basic_string; - - static_assert(traits::is_input_range(), - "parameter must satisfy the InputRange concept"); - - static_assert(std::is_same::type>(), - "substrings must have same type as 'arg'"); - - auto i = string_t::npos; - auto n = string_t::size_type(0); - for(const auto& s : substrings) { - auto j = arg.find(s); - if(j != string_t::npos && s.size() > n) { - i = j; - n = s.size(); - } - } - return subrange{i,n}; -} - - - -/*************************************************************************//** - * - * @brief returns longest prefix range that could be found in 'arg' - * - * @param arg string to be searched in - * @param prefixes range of candidate prefix strings - * - *****************************************************************************/ -template -subrange -longest_prefix_match(const std::basic_string& arg, - const InputRange& prefixes) -{ - using string_t = std::basic_string; - using s_size_t = typename string_t::size_type; - - static_assert(traits::is_input_range(), - "parameter must satisfy the InputRange concept"); - - static_assert(std::is_same::type>(), - "prefixes must have same type as 'arg'"); - - auto i = string_t::npos; - auto n = s_size_t(0); - for(const auto& s : prefixes) { - auto j = arg.find(s); - if(j == 0 && s.size() > n) { - i = 0; - n = s.size(); - } - } - return subrange{i,n}; -} - - - -/*************************************************************************//** - * - * @brief returns the first occurrence of 'query' within 'subject' - * - *****************************************************************************/ -template -inline subrange -substring_match(const std::basic_string& subject, - const std::basic_string& query) -{ - if(subject.empty() && query.empty()) return subrange(0,0); - if(subject.empty() || query.empty()) return subrange{}; - auto i = subject.find(query); - if(i == std::basic_string::npos) return subrange{}; - return subrange{i,query.size()}; -} - - - -/*************************************************************************//** - * - * @brief returns first substring match (pos,len) within the input string - * that represents a number - * (with at maximum one decimal point and digit separators) - * - *****************************************************************************/ -template -subrange -first_number_match(std::basic_string s, - C digitSeparator = C(','), - C decimalPoint = C('.'), - C exponential = C('e')) -{ - using string_t = std::basic_string; - - str::trim(s); - if(s.empty()) return subrange{}; - - auto i = s.find_first_of("0123456789+-"); - if(i == string_t::npos) { - i = s.find(decimalPoint); - if(i == string_t::npos) return subrange{}; - } - - bool point = false; - bool sep = false; - auto exp = string_t::npos; - auto j = i + 1; - for(; j < s.size(); ++j) { - if(s[j] == digitSeparator) { - if(!sep) sep = true; else break; - } - else { - sep = false; - if(s[j] == decimalPoint) { - //only one decimal point before exponent allowed - if(!point && exp == string_t::npos) point = true; else break; - } - else if(std::tolower(s[j]) == std::tolower(exponential)) { - //only one exponent separator allowed - if(exp == string_t::npos) exp = j; else break; - } - else if(exp != string_t::npos && (exp+1) == j) { - //only sign or digit after exponent separator - if(s[j] != '+' && s[j] != '-' && !std::isdigit(s[j])) break; - } - else if(!std::isdigit(s[j])) { - break; - } - } - } - - //if length == 1 then must be a digit - if(j-i == 1 && !std::isdigit(s[i])) return subrange{}; - - return subrange{i,j-i}; -} - - - -/*************************************************************************//** - * - * @brief returns first substring match (pos,len) - * that represents an integer (with optional digit separators) - * - *****************************************************************************/ -template -subrange -first_integer_match(std::basic_string s, - C digitSeparator = C(',')) -{ - using string_t = std::basic_string; - - str::trim(s); - if(s.empty()) return subrange{}; - - auto i = s.find_first_of("0123456789+-"); - if(i == string_t::npos) return subrange{}; - - bool sep = false; - auto j = i + 1; - for(; j < s.size(); ++j) { - if(s[j] == digitSeparator) { - if(!sep) sep = true; else break; - } - else { - sep = false; - if(!std::isdigit(s[j])) break; - } - } - - //if length == 1 then must be a digit - if(j-i == 1 && !std::isdigit(s[i])) return subrange{}; - - return subrange{i,j-i}; -} - - - -/*************************************************************************//** - * - * @brief returns true if candidate string represents a number - * - *****************************************************************************/ -template -bool represents_number(const std::basic_string& candidate, - C digitSeparator = C(','), - C decimalPoint = C('.'), - C exponential = C('e')) -{ - const auto match = str::first_number_match(candidate, digitSeparator, - decimalPoint, exponential); - - return (match && match.length() == candidate.size()); -} - - - -/*************************************************************************//** - * - * @brief returns true if candidate string represents an integer - * - *****************************************************************************/ -template -bool represents_integer(const std::basic_string& candidate, - C digitSeparator = C(',')) -{ - const auto match = str::first_integer_match(candidate, digitSeparator); - return (match && match.length() == candidate.size()); -} - -} // namespace str - - - - - - -/*************************************************************************//** - * - * @brief makes function object with a const char* parameter - * that assigns a value to a ref-captured object - * - *****************************************************************************/ -template -inline detail::assign_value -set(T& target, V value) { - return detail::assign_value{target, std::move(value)}; -} - - - -/*************************************************************************//** - * - * @brief makes parameter-less function object - * that assigns value(s) to a ref-captured object; - * value(s) are obtained by converting the const char* argument to - * the captured object types; - * bools are always set to true if the argument is not nullptr - * - *****************************************************************************/ -template -inline detail::map_arg_to -set(T& target) { - return detail::map_arg_to{target}; -} - - - -/*************************************************************************//** - * - * @brief makes function object that sets a bool to true - * - *****************************************************************************/ -inline detail::assign_value -set(bool& target) { - return detail::assign_value{target,true}; -} - -/*************************************************************************//** - * - * @brief makes function object that sets a bool to false - * - *****************************************************************************/ -inline detail::assign_value -unset(bool& target) { - return detail::assign_value{target,false}; -} - -/*************************************************************************//** - * - * @brief makes function object that flips the value of a ref-captured bool - * - *****************************************************************************/ -inline detail::flip_bool -flip(bool& b) { - return detail::flip_bool(b); -} - - - - - -/*************************************************************************//** - * - * @brief makes function object that increments using operator ++ - * - *****************************************************************************/ -template -inline detail::increment -increment(T& target) { - return detail::increment{target}; -} - -/*************************************************************************//** - * - * @brief makes function object that decrements using operator -- - * - *****************************************************************************/ -template -inline detail::increment_by -increment(T& target, T by) { - return detail::increment_by{target, std::move(by)}; -} - -/*************************************************************************//** - * - * @brief makes function object that increments by a fixed amount using operator += - * - *****************************************************************************/ -template -inline detail::decrement -decrement(T& target) { - return detail::decrement{target}; -} - - - - - - -/*************************************************************************//** - * - * @brief helpers (NOT FOR DIRECT USE IN CLIENT CODE!) - * - *****************************************************************************/ -namespace detail { - - -/*************************************************************************//** - * - * @brief mixin that provides action definition and execution - * - *****************************************************************************/ -template -class action_provider -{ -private: - //--------------------------------------------------------------- - using simple_action = std::function; - using arg_action = std::function; - using index_action = std::function; - - //----------------------------------------------------- - class simple_action_adapter { - public: - simple_action_adapter() = default; - simple_action_adapter(const simple_action& a): action_(a) {} - simple_action_adapter(simple_action&& a): action_(std::move(a)) {} - void operator() (const char*) const { action_(); } - void operator() (int) const { action_(); } - private: - simple_action action_; - }; - - -public: - //--------------------------------------------------------------- - /** @brief adds an action that has an operator() that is callable - * with a 'const char*' argument */ - Derived& - call(arg_action a) { - argActions_.push_back(std::move(a)); - return *static_cast(this); - } - - /** @brief adds an action that has an operator()() */ - Derived& - call(simple_action a) { - argActions_.push_back(simple_action_adapter(std::move(a))); - return *static_cast(this); - } - - /** @brief adds an action that has an operator() that is callable - * with a 'const char*' argument */ - Derived& operator () (arg_action a) { return call(std::move(a)); } - - /** @brief adds an action that has an operator()() */ - Derived& operator () (simple_action a) { return call(std::move(a)); } - - - //--------------------------------------------------------------- - /** @brief adds an action that will set the value of 't' from - * a 'const char*' arg */ - template - Derived& - set(Target& t) { - static_assert(!std::is_pointer::value, - "parameter target type must not be a pointer"); - - return call(clipp::set(t)); - } - - /** @brief adds an action that will set the value of 't' to 'v' */ - template - Derived& - set(Target& t, Value&& v) { - return call(clipp::set(t, std::forward(v))); - } - - - //--------------------------------------------------------------- - /** @brief adds an action that will be called if a parameter - * matches an argument for the 2nd, 3rd, 4th, ... time - */ - Derived& - if_repeated(simple_action a) { - repeatActions_.push_back(simple_action_adapter{std::move(a)}); - return *static_cast(this); - } - /** @brief adds an action that will be called with the argument's - * index if a parameter matches an argument for - * the 2nd, 3rd, 4th, ... time - */ - Derived& - if_repeated(index_action a) { - repeatActions_.push_back(std::move(a)); - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief adds an action that will be called if a required parameter - * is missing - */ - Derived& - if_missing(simple_action a) { - missingActions_.push_back(simple_action_adapter{std::move(a)}); - return *static_cast(this); - } - /** @brief adds an action that will be called if a required parameter - * is missing; the action will get called with the index of - * the command line argument where the missing event occurred first - */ - Derived& - if_missing(index_action a) { - missingActions_.push_back(std::move(a)); - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief adds an action that will be called if a parameter - * was matched, but was unreachable in the current scope - */ - Derived& - if_blocked(simple_action a) { - blockedActions_.push_back(simple_action_adapter{std::move(a)}); - return *static_cast(this); - } - /** @brief adds an action that will be called if a parameter - * was matched, but was unreachable in the current scope; - * the action will be called with the index of - * the command line argument where the problem occurred - */ - Derived& - if_blocked(index_action a) { - blockedActions_.push_back(std::move(a)); - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief adds an action that will be called if a parameter match - * was in conflict with a different alternative parameter - */ - Derived& - if_conflicted(simple_action a) { - conflictActions_.push_back(simple_action_adapter{std::move(a)}); - return *static_cast(this); - } - /** @brief adds an action that will be called if a parameter match - * was in conflict with a different alternative parameter; - * the action will be called with the index of - * the command line argument where the problem occurred - */ - Derived& - if_conflicted(index_action a) { - conflictActions_.push_back(std::move(a)); - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief adds targets = either objects whose values should be - * set by command line arguments or actions that should - * be called in case of a match */ - template - Derived& - target(T&& t, Ts&&... ts) { - target(std::forward(t)); - target(std::forward(ts)...); - return *static_cast(this); - } - - /** @brief adds action that should be called in case of a match */ - template::type>() && - (traits::is_callable() || - traits::is_callable() ) - >::type> - Derived& - target(T&& t) { - call(std::forward(t)); - return *static_cast(this); - } - - /** @brief adds object whose value should be set by command line arguments - */ - template::type>() || - (!traits::is_callable() && - !traits::is_callable() ) - >::type> - Derived& - target(T& t) { - set(t); - return *static_cast(this); - } - - //TODO remove ugly empty param list overload - Derived& - target() { - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief adds target, see member function 'target' */ - template - inline friend Derived& - operator << (Target&& t, Derived& p) { - p.target(std::forward(t)); - return p; - } - /** @brief adds target, see member function 'target' */ - template - inline friend Derived&& - operator << (Target&& t, Derived&& p) { - p.target(std::forward(t)); - return std::move(p); - } - - //----------------------------------------------------- - /** @brief adds target, see member function 'target' */ - template - inline friend Derived& - operator >> (Derived& p, Target&& t) { - p.target(std::forward(t)); - return p; - } - /** @brief adds target, see member function 'target' */ - template - inline friend Derived&& - operator >> (Derived&& p, Target&& t) { - p.target(std::forward(t)); - return std::move(p); - } - - - //--------------------------------------------------------------- - /** @brief executes all argument actions */ - void execute_actions(const arg_string& arg) const { - int i = 0; - for(const auto& a : argActions_) { - ++i; - a(arg.c_str()); - } - } - - /** @brief executes repeat actions */ - void notify_repeated(arg_index idx) const { - for(const auto& a : repeatActions_) a(idx); - } - /** @brief executes missing error actions */ - void notify_missing(arg_index idx) const { - for(const auto& a : missingActions_) a(idx); - } - /** @brief executes blocked error actions */ - void notify_blocked(arg_index idx) const { - for(const auto& a : blockedActions_) a(idx); - } - /** @brief executes conflict error actions */ - void notify_conflict(arg_index idx) const { - for(const auto& a : conflictActions_) a(idx); - } - -private: - //--------------------------------------------------------------- - std::vector argActions_; - std::vector repeatActions_; - std::vector missingActions_; - std::vector blockedActions_; - std::vector conflictActions_; -}; - - - - - - -/*************************************************************************//** - * - * @brief mixin that provides basic common settings of parameters and groups - * - *****************************************************************************/ -template -class token -{ -public: - //--------------------------------------------------------------- - using doc_string = clipp::doc_string; - - - //--------------------------------------------------------------- - /** @brief returns documentation string */ - const doc_string& doc() const noexcept { - return doc_; - } - - /** @brief sets documentations string */ - Derived& doc(const doc_string& txt) { - doc_ = txt; - return *static_cast(this); - } - - /** @brief sets documentations string */ - Derived& doc(doc_string&& txt) { - doc_ = std::move(txt); - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief returns if a group/parameter is repeatable */ - bool repeatable() const noexcept { - return repeatable_; - } - - /** @brief sets repeatability of group/parameter */ - Derived& repeatable(bool yes) noexcept { - repeatable_ = yes; - return *static_cast(this); - } - - - //--------------------------------------------------------------- - /** @brief returns if a group/parameter is blocking/positional */ - bool blocking() const noexcept { - return blocking_; - } - - /** @brief determines, if a group/parameter is blocking/positional */ - Derived& blocking(bool yes) noexcept { - blocking_ = yes; - return *static_cast(this); - } - - -private: - //--------------------------------------------------------------- - doc_string doc_; - bool repeatable_ = false; - bool blocking_ = false; -}; - - - - -/*************************************************************************//** - * - * @brief sets documentation strings on a token - * - *****************************************************************************/ -template -inline T& -operator % (doc_string docstr, token& p) -{ - return p.doc(std::move(docstr)); -} -//--------------------------------------------------------- -template -inline T&& -operator % (doc_string docstr, token&& p) -{ - return std::move(p.doc(std::move(docstr))); -} - -//--------------------------------------------------------- -template -inline T& -operator % (token& p, doc_string docstr) -{ - return p.doc(std::move(docstr)); -} -//--------------------------------------------------------- -template -inline T&& -operator % (token&& p, doc_string docstr) -{ - return std::move(p.doc(std::move(docstr))); -} - - - - -/*************************************************************************//** - * - * @brief sets documentation strings on a token - * - *****************************************************************************/ -template -inline T& -doc(doc_string docstr, token& p) -{ - return p.doc(std::move(docstr)); -} -//--------------------------------------------------------- -template -inline T&& -doc(doc_string docstr, token&& p) -{ - return std::move(p.doc(std::move(docstr))); -} - - - -} // namespace detail - - - -/*************************************************************************//** - * - * @brief contains parameter matching functions and function classes - * - *****************************************************************************/ -namespace match { - - -/*************************************************************************//** - * - * @brief predicate that is always true - * - *****************************************************************************/ -inline bool -any(const arg_string&) { return true; } - -/*************************************************************************//** - * - * @brief predicate that is always false - * - *****************************************************************************/ -inline bool -none(const arg_string&) { return false; } - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the argument string is non-empty string - * - *****************************************************************************/ -inline bool -nonempty(const arg_string& s) { - return !s.empty(); -} - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the argument is a non-empty - * string that consists only of alphanumeric characters - * - *****************************************************************************/ -inline bool -alphanumeric(const arg_string& s) { - if(s.empty()) return false; - return std::all_of(s.begin(), s.end(), [](char c) {return std::isalnum(c); }); -} - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the argument is a non-empty - * string that consists only of alphabetic characters - * - *****************************************************************************/ -inline bool -alphabetic(const arg_string& s) { - return std::all_of(s.begin(), s.end(), [](char c) {return std::isalpha(c); }); -} - - - -/*************************************************************************//** - * - * @brief predicate that returns false if the argument string is - * equal to any string from the exclusion list - * - *****************************************************************************/ -class none_of -{ -public: - none_of(arg_list strs): - excluded_{std::move(strs)} - {} - - template - none_of(arg_string str, Strings&&... strs): - excluded_{std::move(str), std::forward(strs)...} - {} - - template - none_of(const char* str, Strings&&... strs): - excluded_{arg_string(str), std::forward(strs)...} - {} - - bool operator () (const arg_string& arg) const { - return (std::find(begin(excluded_), end(excluded_), arg) - == end(excluded_)); - } - -private: - arg_list excluded_; -}; - - - -/*************************************************************************//** - * - * @brief predicate that returns the first substring match within the input - * string that rmeepresents a number - * (with at maximum one decimal point and digit separators) - * - *****************************************************************************/ -class numbers -{ -public: - explicit - numbers(char decimalPoint = '.', - char digitSeparator = ' ', - char exponentSeparator = 'e') - : - decpoint_{decimalPoint}, separator_{digitSeparator}, - exp_{exponentSeparator} - {} - - subrange operator () (const arg_string& s) const { - return str::first_number_match(s, separator_, decpoint_, exp_); - } - -private: - char decpoint_; - char separator_; - char exp_; -}; - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the input string represents an integer - * (with optional digit separators) - * - *****************************************************************************/ -class integers { -public: - explicit - integers(char digitSeparator = ' '): separator_{digitSeparator} {} - - subrange operator () (const arg_string& s) const { - return str::first_integer_match(s, separator_); - } - -private: - char separator_; -}; - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the input string represents - * a non-negative integer (with optional digit separators) - * - *****************************************************************************/ -class positive_integers { -public: - explicit - positive_integers(char digitSeparator = ' '): separator_{digitSeparator} {} - - subrange operator () (const arg_string& s) const { - auto match = str::first_integer_match(s, separator_); - if(!match) return subrange{}; - if(s[match.at()] == '-') return subrange{}; - return match; - } - -private: - char separator_; -}; - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the input string - * contains a given substring - * - *****************************************************************************/ -class substring -{ -public: - explicit - substring(arg_string str): str_{std::move(str)} {} - - subrange operator () (const arg_string& s) const { - return str::substring_match(s, str_); - } - -private: - arg_string str_; -}; - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the input string starts - * with a given prefix - * - *****************************************************************************/ -class prefix { -public: - explicit - prefix(arg_string p): prefix_{std::move(p)} {} - - bool operator () (const arg_string& s) const { - return s.find(prefix_) == 0; - } - -private: - arg_string prefix_; -}; - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the input string does not start - * with a given prefix - * - *****************************************************************************/ -class prefix_not { -public: - explicit - prefix_not(arg_string p): prefix_{std::move(p)} {} - - bool operator () (const arg_string& s) const { - return s.find(prefix_) != 0; - } - -private: - arg_string prefix_; -}; - - -/** @brief alias for prefix_not */ -using noprefix = prefix_not; - - - -/*************************************************************************//** - * - * @brief predicate that returns true if the length of the input string - * is wihtin a given interval - * - *****************************************************************************/ -class length { -public: - explicit - length(std::size_t exact): - min_{exact}, max_{exact} - {} - - explicit - length(std::size_t min, std::size_t max): - min_{min}, max_{max} - {} - - bool operator () (const arg_string& s) const { - return s.size() >= min_ && s.size() <= max_; - } - -private: - std::size_t min_; - std::size_t max_; -}; - - -/*************************************************************************//** - * - * @brief makes function object that returns true if the input string has a - * given minimum length - * - *****************************************************************************/ -inline length min_length(std::size_t min) -{ - return length{min, arg_string::npos-1}; -} - -/*************************************************************************//** - * - * @brief makes function object that returns true if the input string is - * not longer than a given maximum length - * - *****************************************************************************/ -inline length max_length(std::size_t max) -{ - return length{0, max}; -} - - -} // namespace match - - - - - -/*************************************************************************//** - * - * @brief command line parameter that can match one or many arguments. - * - *****************************************************************************/ -class parameter : - public detail::token, - public detail::action_provider -{ - /** @brief adapts a 'match_predicate' to the 'match_function' interface */ - class predicate_adapter { - public: - explicit - predicate_adapter(match_predicate pred): match_{std::move(pred)} {} - - subrange operator () (const arg_string& arg) const { - return match_(arg) ? subrange{0,arg.size()} : subrange{}; - } - - private: - match_predicate match_; - }; - -public: - //--------------------------------------------------------------- - /** @brief makes default parameter, that will match nothing */ - parameter(): - flags_{}, - matcher_{predicate_adapter{match::none}}, - label_{}, required_{false}, greedy_{false} - {} - - /** @brief makes "flag" parameter */ - template - explicit - parameter(arg_string str, Strings&&... strs): - flags_{}, - matcher_{predicate_adapter{match::none}}, - label_{}, required_{false}, greedy_{false} - { - add_flags(std::move(str), std::forward(strs)...); - } - - /** @brief makes "flag" parameter from range of strings */ - explicit - parameter(const arg_list& flaglist): - flags_{}, - matcher_{predicate_adapter{match::none}}, - label_{}, required_{false}, greedy_{false} - { - add_flags(flaglist); - } - - //----------------------------------------------------- - /** @brief makes "value" parameter with custom match predicate - * (= yes/no matcher) - */ - explicit - parameter(match_predicate filter): - flags_{}, - matcher_{predicate_adapter{std::move(filter)}}, - label_{}, required_{false}, greedy_{false} - {} - - /** @brief makes "value" parameter with custom match function - * (= partial matcher) - */ - explicit - parameter(match_function filter): - flags_{}, - matcher_{std::move(filter)}, - label_{}, required_{false}, greedy_{false} - {} - - - //--------------------------------------------------------------- - /** @brief returns if a parameter is required */ - bool - required() const noexcept { - return required_; - } - - /** @brief determines if a parameter is required */ - parameter& - required(bool yes) noexcept { - required_ = yes; - return *this; - } - - - //--------------------------------------------------------------- - /** @brief returns if a parameter should match greedily */ - bool - greedy() const noexcept { - return greedy_; - } - - /** @brief determines if a parameter should match greedily */ - parameter& - greedy(bool yes) noexcept { - greedy_ = yes; - return *this; - } - - - //--------------------------------------------------------------- - /** @brief returns parameter label; - * will be used for documentation, if flags are empty - */ - const doc_string& - label() const { - return label_; - } - - /** @brief sets parameter label; - * will be used for documentation, if flags are empty - */ - parameter& - label(const doc_string& lbl) { - label_ = lbl; - return *this; - } - - /** @brief sets parameter label; - * will be used for documentation, if flags are empty - */ - parameter& - label(doc_string&& lbl) { - label_ = lbl; - return *this; - } - - - //--------------------------------------------------------------- - /** @brief returns either longest matching prefix of 'arg' in any - * of the flags or the result of the custom match operation - */ - subrange - match(const arg_string& arg) const - { - if(flags_.empty()) { - return matcher_(arg); - } - else { - //empty flags are not allowed - if(arg.empty()) return subrange{}; - - if(std::find(flags_.begin(), flags_.end(), arg) != flags_.end()) { - return subrange{0,arg.size()}; - } - return str::longest_prefix_match(arg, flags_); - } - } - - - //--------------------------------------------------------------- - /** @brief access range of flag strings */ - const arg_list& - flags() const noexcept { - return flags_; - } - - /** @brief access custom match operation */ - const match_function& - matcher() const noexcept { - return matcher_; - } - - - //--------------------------------------------------------------- - /** @brief prepend prefix to each flag */ - inline friend parameter& - with_prefix(const arg_string& prefix, parameter& p) - { - if(prefix.empty() || p.flags().empty()) return p; - - for(auto& f : p.flags_) { - if(f.find(prefix) != 0) f.insert(0, prefix); - } - return p; - } - - - /** @brief prepend prefix to each flag - */ - inline friend parameter& - with_prefixes_short_long( - const arg_string& shortpfx, const arg_string& longpfx, - parameter& p) - { - if(shortpfx.empty() && longpfx.empty()) return p; - if(p.flags().empty()) return p; - - for(auto& f : p.flags_) { - if(f.size() == 1) { - if(f.find(shortpfx) != 0) f.insert(0, shortpfx); - } else { - if(f.find(longpfx) != 0) f.insert(0, longpfx); - } - } - return p; - } - - - //--------------------------------------------------------------- - /** @brief prepend suffix to each flag */ - inline friend parameter& - with_suffix(const arg_string& suffix, parameter& p) - { - if(suffix.empty() || p.flags().empty()) return p; - - for(auto& f : p.flags_) { - if(f.find(suffix) + suffix.size() != f.size()) { - f.insert(f.end(), suffix.begin(), suffix.end()); - } - } - return p; - } - - - /** @brief prepend suffix to each flag - */ - inline friend parameter& - with_suffixes_short_long( - const arg_string& shortsfx, const arg_string& longsfx, - parameter& p) - { - if(shortsfx.empty() && longsfx.empty()) return p; - if(p.flags().empty()) return p; - - for(auto& f : p.flags_) { - if(f.size() == 1) { - if(f.find(shortsfx) + shortsfx.size() != f.size()) { - f.insert(f.end(), shortsfx.begin(), shortsfx.end()); - } - } else { - if(f.find(longsfx) + longsfx.size() != f.size()) { - f.insert(f.end(), longsfx.begin(), longsfx.end()); - } - } - } - return p; - } - -private: - //--------------------------------------------------------------- - void add_flags(arg_string str) { - //empty flags are not allowed - str::remove_ws(str); - if(!str.empty()) flags_.push_back(std::move(str)); - } - - //--------------------------------------------------------------- - void add_flags(const arg_list& strs) { - if(strs.empty()) return; - flags_.reserve(flags_.size() + strs.size()); - for(const auto& s : strs) add_flags(s); - } - - template - void - add_flags(String1&& s1, String2&& s2, Strings&&... ss) { - flags_.reserve(2 + sizeof...(ss)); - add_flags(std::forward(s1)); - add_flags(std::forward(s2), std::forward(ss)...); - } - - arg_list flags_; - match_function matcher_; - doc_string label_; - bool required_ = false; - bool greedy_ = false; -}; - - - - -/*************************************************************************//** - * - * @brief makes required non-blocking exact match parameter - * - *****************************************************************************/ -template -inline parameter -command(String&& flag, Strings&&... flags) -{ - return parameter{std::forward(flag), std::forward(flags)...} - .required(true).blocking(true).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes required non-blocking exact match parameter - * - *****************************************************************************/ -template -inline parameter -required(String&& flag, Strings&&... flags) -{ - return parameter{std::forward(flag), std::forward(flags)...} - .required(true).blocking(false).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes optional, non-blocking exact match parameter - * - *****************************************************************************/ -template -inline parameter -option(String&& flag, Strings&&... flags) -{ - return parameter{std::forward(flag), std::forward(flags)...} - .required(false).blocking(false).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking, repeatable value parameter; - * matches any non-empty string - * - *****************************************************************************/ -template -inline parameter -value(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::nonempty} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(false); -} - -template::value || - traits::is_callable::value>::type> -inline parameter -value(Filter&& filter, doc_string label, Targets&&... tgts) -{ - return parameter{std::forward(filter)} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking, repeatable value parameter; - * matches any non-empty string - * - *****************************************************************************/ -template -inline parameter -values(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::nonempty} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(true); -} - -template::value || - traits::is_callable::value>::type> -inline parameter -values(Filter&& filter, doc_string label, Targets&&... tgts) -{ - return parameter{std::forward(filter)} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking value parameter; - * matches any non-empty string - * - *****************************************************************************/ -template -inline parameter -opt_value(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::nonempty} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(false); -} - -template::value || - traits::is_callable::value>::type> -inline parameter -opt_value(Filter&& filter, doc_string label, Targets&&... tgts) -{ - return parameter{std::forward(filter)} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking, repeatable value parameter; - * matches any non-empty string - * - *****************************************************************************/ -template -inline parameter -opt_values(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::nonempty} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - -template::value || - traits::is_callable::value>::type> -inline parameter -opt_values(Filter&& filter, doc_string label, Targets&&... tgts) -{ - return parameter{std::forward(filter)} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking value parameter; - * matches any string consisting of alphanumeric characters - * - *****************************************************************************/ -template -inline parameter -word(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::alphanumeric} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking, repeatable value parameter; - * matches any string consisting of alphanumeric characters - * - *****************************************************************************/ -template -inline parameter -words(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::alphanumeric} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking value parameter; - * matches any string consisting of alphanumeric characters - * - *****************************************************************************/ -template -inline parameter -opt_word(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::alphanumeric} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking, repeatable value parameter; - * matches any string consisting of alphanumeric characters - * - *****************************************************************************/ -template -inline parameter -opt_words(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::alphanumeric} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking value parameter; - * matches any string that represents a number - * - *****************************************************************************/ -template -inline parameter -number(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::numbers{}} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking, repeatable value parameter; - * matches any string that represents a number - * - *****************************************************************************/ -template -inline parameter -numbers(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::numbers{}} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking value parameter; - * matches any string that represents a number - * - *****************************************************************************/ -template -inline parameter -opt_number(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::numbers{}} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking, repeatable value parameter; - * matches any string that represents a number - * - *****************************************************************************/ -template -inline parameter -opt_numbers(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::numbers{}} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking value parameter; - * matches any string that represents an integer - * - *****************************************************************************/ -template -inline parameter -integer(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::integers{}} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes required, blocking, repeatable value parameter; - * matches any string that represents an integer - * - *****************************************************************************/ -template -inline parameter -integers(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::integers{}} - .label(label) - .target(std::forward(tgts)...) - .required(true).blocking(true).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking value parameter; - * matches any string that represents an integer - * - *****************************************************************************/ -template -inline parameter -opt_integer(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::integers{}} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(false); -} - - - -/*************************************************************************//** - * - * @brief makes optional, blocking, repeatable value parameter; - * matches any string that represents an integer - * - *****************************************************************************/ -template -inline parameter -opt_integers(const doc_string& label, Targets&&... tgts) -{ - return parameter{match::integers{}} - .label(label) - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes catch-all value parameter - * - *****************************************************************************/ -template -inline parameter -any_other(Targets&&... tgts) -{ - return parameter{match::any} - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes catch-all value parameter with custom filter - * - *****************************************************************************/ -template::value || - traits::is_callable::value>::type> -inline parameter -any(Filter&& filter, Targets&&... tgts) -{ - return parameter{std::forward(filter)} - .target(std::forward(tgts)...) - .required(false).blocking(false).repeatable(true); -} - - - - -/*************************************************************************//** - * - * @brief group of parameters and/or other groups; - * can be configured to act as a group of alternatives (exclusive match) - * - *****************************************************************************/ -class group : - public detail::token -{ - //--------------------------------------------------------------- - /** - * @brief tagged union type that either stores a parameter or a group - * and provides a common interface to them - * could be replaced by std::variant in the future - * - * Note to future self: do NOT try again to do this with - * dynamic polymorphism; there are a couple of - * nasty problems associated with it and the implementation - * becomes bloated and needlessly complicated. - */ - template - struct child_t { - enum class type : char {param, group}; - public: - - explicit - child_t(const Param& v) : m_{v}, type_{type::param} {} - child_t( Param&& v) noexcept : m_{std::move(v)}, type_{type::param} {} - - explicit - child_t(const Group& g) : m_{g}, type_{type::group} {} - child_t( Group&& g) noexcept : m_{std::move(g)}, type_{type::group} {} - - child_t(const child_t& src): type_{src.type_} { - switch(type_) { - default: - case type::param: new(&m_)data{src.m_.param}; break; - case type::group: new(&m_)data{src.m_.group}; break; - } - } - - child_t(child_t&& src) noexcept : type_{src.type_} { - switch(type_) { - default: - case type::param: new(&m_)data{std::move(src.m_.param)}; break; - case type::group: new(&m_)data{std::move(src.m_.group)}; break; - } - } - - child_t& operator = (const child_t& src) { - destroy_content(); - type_ = src.type_; - switch(type_) { - default: - case type::param: new(&m_)data{src.m_.param}; break; - case type::group: new(&m_)data{src.m_.group}; break; - } - return *this; - } - - child_t& operator = (child_t&& src) noexcept { - destroy_content(); - type_ = src.type_; - switch(type_) { - default: - case type::param: new(&m_)data{std::move(src.m_.param)}; break; - case type::group: new(&m_)data{std::move(src.m_.group)}; break; - } - return *this; - } - - ~child_t() { - destroy_content(); - } - - const doc_string& - doc() const noexcept { - switch(type_) { - default: - case type::param: return m_.param.doc(); - case type::group: return m_.group.doc(); - } - } - - bool blocking() const noexcept { - switch(type_) { - case type::param: return m_.param.blocking(); - case type::group: return m_.group.blocking(); - default: return false; - } - } - bool repeatable() const noexcept { - switch(type_) { - case type::param: return m_.param.repeatable(); - case type::group: return m_.group.repeatable(); - default: return false; - } - } - bool required() const noexcept { - switch(type_) { - case type::param: return m_.param.required(); - case type::group: - return (m_.group.exclusive() && m_.group.all_required() ) || - (!m_.group.exclusive() && m_.group.any_required() ); - default: return false; - } - } - bool exclusive() const noexcept { - switch(type_) { - case type::group: return m_.group.exclusive(); - case type::param: - default: return false; - } - } - std::size_t param_count() const noexcept { - switch(type_) { - case type::group: return m_.group.param_count(); - case type::param: - default: return std::size_t(1); - } - } - std::size_t depth() const noexcept { - switch(type_) { - case type::group: return m_.group.depth(); - case type::param: - default: return std::size_t(0); - } - } - - void execute_actions(const arg_string& arg) const { - switch(type_) { - default: - case type::group: return; - case type::param: m_.param.execute_actions(arg); break; - } - - } - - void notify_repeated(arg_index idx) const { - switch(type_) { - default: - case type::group: return; - case type::param: m_.param.notify_repeated(idx); break; - } - } - void notify_missing(arg_index idx) const { - switch(type_) { - default: - case type::group: return; - case type::param: m_.param.notify_missing(idx); break; - } - } - void notify_blocked(arg_index idx) const { - switch(type_) { - default: - case type::group: return; - case type::param: m_.param.notify_blocked(idx); break; - } - } - void notify_conflict(arg_index idx) const { - switch(type_) { - default: - case type::group: return; - case type::param: m_.param.notify_conflict(idx); break; - } - } - - bool is_param() const noexcept { return type_ == type::param; } - bool is_group() const noexcept { return type_ == type::group; } - - Param& as_param() noexcept { return m_.param; } - Group& as_group() noexcept { return m_.group; } - - const Param& as_param() const noexcept { return m_.param; } - const Group& as_group() const noexcept { return m_.group; } - - private: - void destroy_content() { - switch(type_) { - default: - case type::param: m_.param.~Param(); break; - case type::group: m_.group.~Group(); break; - } - } - - union data { - data() {} - - data(const Param& v) : param{v} {} - data( Param&& v) noexcept : param{std::move(v)} {} - - data(const Group& g) : group{g} {} - data( Group&& g) noexcept : group{std::move(g)} {} - ~data() {} - - Param param; - Group group; - }; - - data m_; - type type_; - }; - - -public: - //--------------------------------------------------------------- - using child = child_t; - using value_type = child; - -private: - using children_store = std::vector; - -public: - using const_iterator = children_store::const_iterator; - using iterator = children_store::iterator; - using size_type = children_store::size_type; - - - //--------------------------------------------------------------- - /** - * @brief recursively iterates over all nodes - */ - class depth_first_traverser - { - public: - //----------------------------------------------------- - struct context { - context() = default; - context(const group& p): - parent{&p}, cur{p.begin()}, end{p.end()} - {} - const group* parent = nullptr; - const_iterator cur; - const_iterator end; - }; - using context_list = std::vector; - - //----------------------------------------------------- - class memento { - friend class depth_first_traverser; - int level_; - context context_; - public: - int level() const noexcept { return level_; } - const child* param() const noexcept { return &(*context_.cur); } - }; - - depth_first_traverser() = default; - - explicit - depth_first_traverser(const group& cur): stack_{} { - if(!cur.empty()) stack_.emplace_back(cur); - } - - explicit operator bool() const noexcept { - return !stack_.empty(); - } - - int level() const noexcept { - return int(stack_.size()); - } - - bool is_first_in_parent() const noexcept { - if(stack_.empty()) return false; - return (stack_.back().cur == stack_.back().parent->begin()); - } - - bool is_last_in_parent() const noexcept { - if(stack_.empty()) return false; - return (stack_.back().cur+1 == stack_.back().end); - } - - bool is_last_in_path() const noexcept { - if(stack_.empty()) return false; - for(const auto& t : stack_) { - if(t.cur+1 != t.end) return false; - } - const auto& top = stack_.back(); - //if we have to descend into group on next ++ => not last in path - if(top.cur->is_group()) return false; - return true; - } - - /** @brief inside a group of alternatives >= minlevel */ - bool is_alternative(int minlevel = 0) const noexcept { - if(stack_.empty()) return false; - if(minlevel > 0) minlevel -= 1; - if(minlevel >= int(stack_.size())) return false; - return std::any_of(stack_.begin() + minlevel, stack_.end(), - [](const context& c) { return c.parent->exclusive(); }); - } - - /** @brief repeatable or inside a repeatable group >= minlevel */ - bool is_repeatable(int minlevel = 0) const noexcept { - if(stack_.empty()) return false; - if(stack_.back().cur->repeatable()) return true; - if(minlevel > 0) minlevel -= 1; - if(minlevel >= int(stack_.size())) return false; - return std::any_of(stack_.begin() + minlevel, stack_.end(), - [](const context& c) { return c.parent->repeatable(); }); - } - - /** @brief inside a particular group */ - bool is_inside(const group* g) const noexcept { - if(!g) return false; - return std::any_of(stack_.begin(), stack_.end(), - [g](const context& c) { return c.parent == g; }); - } - - /** @brief inside group with joinable flags */ - bool joinable() const noexcept { - if(stack_.empty()) return false; - return std::any_of(stack_.begin(), stack_.end(), - [](const context& c) { return c.parent->joinable(); }); - } - - const context_list& - stack() const { - return stack_; - } - - /** @brief innermost repeat group */ - const group* - innermost_repeat_group() const noexcept { - auto i = std::find_if(stack_.rbegin(), stack_.rend(), - [](const context& c) { return c.parent->repeatable(); }); - return i != stack_.rend() ? i->parent : nullptr; - } - - /** @brief innermost exclusive (alternatives) group */ - const group* - innermost_exclusive_group() const noexcept { - auto i = std::find_if(stack_.rbegin(), stack_.rend(), - [](const context& c) { return c.parent->exclusive(); }); - return i != stack_.rend() ? i->parent : nullptr; - } - - /** @brief innermost blocking group */ - const group* - innermost_blocking_group() const noexcept { - auto i = std::find_if(stack_.rbegin(), stack_.rend(), - [](const context& c) { return c.parent->blocking(); }); - return i != stack_.rend() ? i->parent : nullptr; - } - - /** @brief returns the outermost group that will be left on next ++*/ - const group* - outermost_blocking_group_fully_explored() const noexcept { - if(stack_.empty()) return nullptr; - - const group* g = nullptr; - for(auto i = stack_.rbegin(); i != stack_.rend(); ++i) { - if(i->cur+1 == i->end) { - if(i->parent->blocking()) g = i->parent; - } else { - return g; - } - } - return g; - } - - /** @brief outermost join group */ - const group* - outermost_join_group() const noexcept { - auto i = std::find_if(stack_.begin(), stack_.end(), - [](const context& c) { return c.parent->joinable(); }); - return i != stack_.end() ? i->parent : nullptr; - } - - const group* root() const noexcept { - return stack_.empty() ? nullptr : stack_.front().parent; - } - - /** @brief common flag prefix of all flags in current group */ - arg_string common_flag_prefix() const noexcept { - if(stack_.empty()) return ""; - auto g = outermost_join_group(); - return g ? g->common_flag_prefix() : arg_string(""); - } - - const child& - operator * () const noexcept { - return *stack_.back().cur; - } - - const child* - operator -> () const noexcept { - return &(*stack_.back().cur); - } - - const group& - parent() const noexcept { - return *(stack_.back().parent); - } - - - /** @brief go to next element of depth first search */ - depth_first_traverser& - operator ++ () { - if(stack_.empty()) return *this; - //at group -> decend into group - if(stack_.back().cur->is_group()) { - stack_.emplace_back(stack_.back().cur->as_group()); - } - else { - next_sibling(); - } - return *this; - } - - /** @brief go to next sibling of current */ - depth_first_traverser& - next_sibling() { - if(stack_.empty()) return *this; - ++stack_.back().cur; - //at the end of current group? - while(stack_.back().cur == stack_.back().end) { - //go to parent - stack_.pop_back(); - if(stack_.empty()) return *this; - //go to next sibling in parent - ++stack_.back().cur; - } - return *this; - } - - /** @brief go to next position after siblings of current */ - depth_first_traverser& - next_after_siblings() { - if(stack_.empty()) return *this; - stack_.back().cur = stack_.back().end-1; - next_sibling(); - return *this; - } - - /** - * @brief - */ - depth_first_traverser& - back_to_ancestor(const group* g) { - if(!g) return *this; - while(!stack_.empty()) { - const auto& top = stack_.back().cur; - if(top->is_group() && &(top->as_group()) == g) return *this; - stack_.pop_back(); - } - return *this; - } - - /** @brief don't visit next siblings, go back to parent on next ++ - * note: renders siblings unreachable for *this - **/ - depth_first_traverser& - skip_siblings() { - if(stack_.empty()) return *this; - //future increments won't visit subsequent siblings: - stack_.back().end = stack_.back().cur+1; - return *this; - } - - /** @brief skips all other alternatives in surrounding exclusive groups - * on next ++ - * note: renders alternatives unreachable for *this - */ - depth_first_traverser& - skip_alternatives() { - if(stack_.empty()) return *this; - - //exclude all other alternatives in surrounding groups - //by making their current position the last one - for(auto& c : stack_) { - if(c.parent && c.parent->exclusive() && c.cur < c.end) - c.end = c.cur+1; - } - - return *this; - } - - void invalidate() { - stack_.clear(); - } - - inline friend bool operator == (const depth_first_traverser& a, - const depth_first_traverser& b) - { - if(a.stack_.empty() || b.stack_.empty()) return false; - - //parents not the same -> different position - if(a.stack_.back().parent != b.stack_.back().parent) return false; - - bool aEnd = a.stack_.back().cur == a.stack_.back().end; - bool bEnd = b.stack_.back().cur == b.stack_.back().end; - //either both at the end of the same parent => same position - if(aEnd && bEnd) return true; - //or only one at the end => not at the same position - if(aEnd || bEnd) return false; - return std::addressof(*a.stack_.back().cur) == - std::addressof(*b.stack_.back().cur); - } - inline friend bool operator != (const depth_first_traverser& a, - const depth_first_traverser& b) - { - return !(a == b); - } - - memento - undo_point() const { - memento m; - m.level_ = int(stack_.size()); - if(!stack_.empty()) m.context_ = stack_.back(); - return m; - } - - void undo(const memento& m) { - if(m.level_ < 1) return; - if(m.level_ <= int(stack_.size())) { - stack_.erase(stack_.begin() + m.level_, stack_.end()); - stack_.back() = m.context_; - } - else if(stack_.empty() && m.level_ == 1) { - stack_.push_back(m.context_); - } - } - - private: - context_list stack_; - }; - - - //--------------------------------------------------------------- - group() = default; - - template - explicit - group(doc_string docstr, Param param, Params... params): - children_{}, exclusive_{false}, joinable_{false}, scoped_{true} - { - doc(std::move(docstr)); - push_back(std::move(param), std::move(params)...); - } - - template - explicit - group(parameter param, Params... params): - children_{}, exclusive_{false}, joinable_{false}, scoped_{true} - { - push_back(std::move(param), std::move(params)...); - } - - template - explicit - group(group p1, P2 p2, Ps... ps): - children_{}, exclusive_{false}, joinable_{false}, scoped_{true} - { - push_back(std::move(p1), std::move(p2), std::move(ps)...); - } - - - //----------------------------------------------------- - group(const group&) = default; - group(group&&) = default; - - - //--------------------------------------------------------------- - group& operator = (const group&) = default; - group& operator = (group&&) = default; - - - //--------------------------------------------------------------- - /** @brief determines if a command line argument can be matched by a - * combination of (partial) matches through any number of children - */ - group& joinable(bool yes) { - joinable_ = yes; - return *this; - } - - /** @brief returns if a command line argument can be matched by a - * combination of (partial) matches through any number of children - */ - bool joinable() const noexcept { - return joinable_; - } - - - //--------------------------------------------------------------- - /** @brief turns explicit scoping on or off - * operators , & | and other combinating functions will - * not merge groups that are marked as scoped - */ - group& scoped(bool yes) { - scoped_ = yes; - return *this; - } - - /** @brief returns true if operators , & | and other combinating functions - * will merge groups and false otherwise - */ - bool scoped() const noexcept - { - return scoped_; - } - - - //--------------------------------------------------------------- - /** @brief determines if children are mutually exclusive alternatives */ - group& exclusive(bool yes) { - exclusive_ = yes; - return *this; - } - /** @brief returns if children are mutually exclusive alternatives */ - bool exclusive() const noexcept { - return exclusive_; - } - - - //--------------------------------------------------------------- - /** @brief returns true, if any child is required to match */ - bool any_required() const - { - return std::any_of(children_.begin(), children_.end(), - [](const child& n){ return n.required(); }); - } - /** @brief returns true, if all children are required to match */ - bool all_required() const - { - return std::all_of(children_.begin(), children_.end(), - [](const child& n){ return n.required(); }); - } - - - //--------------------------------------------------------------- - /** @brief returns true if any child is optional (=non-required) */ - bool any_optional() const { - return !all_required(); - } - /** @brief returns true if all children are optional (=non-required) */ - bool all_optional() const { - return !any_required(); - } - - - //--------------------------------------------------------------- - /** @brief returns if the entire group is blocking / positional */ - bool blocking() const noexcept { - return token::blocking() || (exclusive() && all_blocking()); - } - //----------------------------------------------------- - /** @brief determines if the entire group is blocking / positional */ - group& blocking(bool yes) { - return token::blocking(yes); - } - - //--------------------------------------------------------------- - /** @brief returns true if any child is blocking */ - bool any_blocking() const - { - return std::any_of(children_.begin(), children_.end(), - [](const child& n){ return n.blocking(); }); - } - //--------------------------------------------------------------- - /** @brief returns true if all children is blocking */ - bool all_blocking() const - { - return std::all_of(children_.begin(), children_.end(), - [](const child& n){ return n.blocking(); }); - } - - - //--------------------------------------------------------------- - /** @brief returns if any child is a value parameter (recursive) */ - bool any_flagless() const - { - return std::any_of(children_.begin(), children_.end(), - [](const child& p){ - return p.is_param() && p.as_param().flags().empty(); - }); - } - /** @brief returns if all children are value parameters (recursive) */ - bool all_flagless() const - { - return std::all_of(children_.begin(), children_.end(), - [](const child& p){ - return p.is_param() && p.as_param().flags().empty(); - }); - } - - - //--------------------------------------------------------------- - /** @brief adds child parameter at the end */ - group& - push_back(const parameter& v) { - children_.emplace_back(v); - return *this; - } - //----------------------------------------------------- - /** @brief adds child parameter at the end */ - group& - push_back(parameter&& v) { - children_.emplace_back(std::move(v)); - return *this; - } - //----------------------------------------------------- - /** @brief adds child group at the end */ - group& - push_back(const group& g) { - children_.emplace_back(g); - return *this; - } - //----------------------------------------------------- - /** @brief adds child group at the end */ - group& - push_back(group&& g) { - children_.emplace_back(std::move(g)); - return *this; - } - - - //----------------------------------------------------- - /** @brief adds children (groups and/or parameters) */ - template - group& - push_back(Param1&& param1, Param2&& param2, Params&&... params) - { - children_.reserve(children_.size() + 2 + sizeof...(params)); - push_back(std::forward(param1)); - push_back(std::forward(param2), std::forward(params)...); - return *this; - } - - - //--------------------------------------------------------------- - /** @brief adds child parameter at the beginning */ - group& - push_front(const parameter& v) { - children_.emplace(children_.begin(), v); - return *this; - } - //----------------------------------------------------- - /** @brief adds child parameter at the beginning */ - group& - push_front(parameter&& v) { - children_.emplace(children_.begin(), std::move(v)); - return *this; - } - //----------------------------------------------------- - /** @brief adds child group at the beginning */ - group& - push_front(const group& g) { - children_.emplace(children_.begin(), g); - return *this; - } - //----------------------------------------------------- - /** @brief adds child group at the beginning */ - group& - push_front(group&& g) { - children_.emplace(children_.begin(), std::move(g)); - return *this; - } - - - //--------------------------------------------------------------- - /** @brief adds all children of other group at the end */ - group& - merge(group&& g) - { - children_.insert(children_.end(), - std::make_move_iterator(g.begin()), - std::make_move_iterator(g.end())); - return *this; - } - //----------------------------------------------------- - /** @brief adds all children of several other groups at the end */ - template - group& - merge(group&& g1, group&& g2, Groups&&... gs) - { - merge(std::move(g1)); - merge(std::move(g2), std::forward(gs)...); - return *this; - } - - - //--------------------------------------------------------------- - /** @brief indexed, nutable access to child */ - child& operator [] (size_type index) noexcept { - return children_[index]; - } - /** @brief indexed, non-nutable access to child */ - const child& operator [] (size_type index) const noexcept { - return children_[index]; - } - - //--------------------------------------------------------------- - /** @brief mutable access to first child */ - child& front() noexcept { return children_.front(); } - /** @brief non-mutable access to first child */ - const child& front() const noexcept { return children_.front(); } - //----------------------------------------------------- - /** @brief mutable access to last child */ - child& back() noexcept { return children_.back(); } - /** @brief non-mutable access to last child */ - const child& back() const noexcept { return children_.back(); } - - - //--------------------------------------------------------------- - /** @brief returns true, if group has no children, false otherwise */ - bool empty() const noexcept { return children_.empty(); } - - /** @brief returns number of children */ - size_type size() const noexcept { return children_.size(); } - - /** @brief returns number of nested levels; 1 for a flat group */ - size_type depth() const { - size_type n = 0; - for(const auto& c : children_) { - auto l = 1 + c.depth(); - if(l > n) n = l; - } - return n; - } - - - //--------------------------------------------------------------- - /** @brief returns mutating iterator to position of first element */ - iterator begin() noexcept { return children_.begin(); } - /** @brief returns non-mutating iterator to position of first element */ - const_iterator begin() const noexcept { return children_.begin(); } - /** @brief returns non-mutating iterator to position of first element */ - const_iterator cbegin() const noexcept { return children_.begin(); } - - /** @brief returns mutating iterator to position one past the last element */ - iterator end() noexcept { return children_.end(); } - /** @brief returns non-mutating iterator to position one past the last element */ - const_iterator end() const noexcept { return children_.end(); } - /** @brief returns non-mutating iterator to position one past the last element */ - const_iterator cend() const noexcept { return children_.end(); } - - - //--------------------------------------------------------------- - /** @brief returns augmented iterator for depth first searches - * @details traverser knows end of iteration and can skip over children - */ - depth_first_traverser - begin_dfs() const noexcept { - return depth_first_traverser{*this}; - } - - - //--------------------------------------------------------------- - /** @brief returns recursive parameter count */ - size_type param_count() const { - size_type c = 0; - for(const auto& n : children_) { - c += n.param_count(); - } - return c; - } - - - //--------------------------------------------------------------- - /** @brief returns range of all flags (recursive) */ - arg_list all_flags() const - { - std::vector all; - gather_flags(children_, all); - return all; - } - - /** @brief returns true, if no flag occurs as true - * prefix of any other flag (identical flags will be ignored) */ - bool flags_are_prefix_free() const - { - const auto fs = all_flags(); - - using std::begin; using std::end; - for(auto i = begin(fs), e = end(fs); i != e; ++i) { - if(!i->empty()) { - for(auto j = i+1; j != e; ++j) { - if(!j->empty() && *i != *j) { - if(i->find(*j) == 0) return false; - if(j->find(*i) == 0) return false; - } - } - } - } - - return true; - } - - - //--------------------------------------------------------------- - /** @brief returns longest common prefix of all flags */ - arg_string common_flag_prefix() const - { - arg_list prefixes; - gather_prefixes(children_, prefixes); - return str::longest_common_prefix(prefixes); - } - - -private: - //--------------------------------------------------------------- - static void - gather_flags(const children_store& nodes, arg_list& all) - { - for(const auto& p : nodes) { - if(p.is_group()) { - gather_flags(p.as_group().children_, all); - } - else { - const auto& pf = p.as_param().flags(); - using std::begin; - using std::end; - if(!pf.empty()) all.insert(end(all), begin(pf), end(pf)); - } - } - } - //--------------------------------------------------------------- - static void - gather_prefixes(const children_store& nodes, arg_list& all) - { - for(const auto& p : nodes) { - if(p.is_group()) { - gather_prefixes(p.as_group().children_, all); - } - else if(!p.as_param().flags().empty()) { - auto pfx = str::longest_common_prefix(p.as_param().flags()); - if(!pfx.empty()) all.push_back(std::move(pfx)); - } - } - } - - //--------------------------------------------------------------- - children_store children_; - bool exclusive_ = false; - bool joinable_ = false; - bool scoped_ = false; -}; - - - -/*************************************************************************//** - * - * @brief group or parameter - * - *****************************************************************************/ -using pattern = group::child; - - - -/*************************************************************************//** - * - * @brief apply an action to all parameters in a group - * - *****************************************************************************/ -template -void for_all_params(group& g, Action&& action) -{ - for(auto& p : g) { - if(p.is_group()) { - for_all_params(p.as_group(), action); - } - else { - action(p.as_param()); - } - } -} - -template -void for_all_params(const group& g, Action&& action) -{ - for(auto& p : g) { - if(p.is_group()) { - for_all_params(p.as_group(), action); - } - else { - action(p.as_param()); - } - } -} - - - -/*************************************************************************//** - * - * @brief makes a group of parameters and/or groups - * - *****************************************************************************/ -inline group -operator , (parameter a, parameter b) -{ - return group{std::move(a), std::move(b)}.scoped(false); -} - -//--------------------------------------------------------- -inline group -operator , (parameter a, group b) -{ - return !b.scoped() && !b.blocking() && !b.exclusive() && !b.repeatable() - && !b.joinable() && (b.doc().empty() || b.doc() == a.doc()) - ? b.push_front(std::move(a)) - : group{std::move(a), std::move(b)}.scoped(false); -} - -//--------------------------------------------------------- -inline group -operator , (group a, parameter b) -{ - return !a.scoped() && !a.blocking() && !a.exclusive() && !a.repeatable() - && !a.joinable() && (a.doc().empty() || a.doc() == b.doc()) - ? a.push_back(std::move(b)) - : group{std::move(a), std::move(b)}.scoped(false); -} - -//--------------------------------------------------------- -inline group -operator , (group a, group b) -{ - return !a.scoped() && !a.blocking() && !a.exclusive() && !a.repeatable() - && !a.joinable() && (a.doc().empty() || a.doc() == b.doc()) - ? a.push_back(std::move(b)) - : group{std::move(a), std::move(b)}.scoped(false); -} - - - -/*************************************************************************//** - * - * @brief makes a group of alternative parameters or groups - * - *****************************************************************************/ -template -inline group -one_of(Param param, Params... params) -{ - return group{std::move(param), std::move(params)...}.exclusive(true); -} - - -/*************************************************************************//** - * - * @brief makes a group of alternative parameters or groups - * - *****************************************************************************/ -inline group -operator | (parameter a, parameter b) -{ - return group{std::move(a), std::move(b)}.scoped(false).exclusive(true); -} - -//------------------------------------------------------------------- -inline group -operator | (parameter a, group b) -{ - return !b.scoped() && !b.blocking() && b.exclusive() && !b.repeatable() - && !b.joinable() - && (b.doc().empty() || b.doc() == a.doc()) - ? b.push_front(std::move(a)) - : group{std::move(a), std::move(b)}.scoped(false).exclusive(true); -} - -//------------------------------------------------------------------- -inline group -operator | (group a, parameter b) -{ - return !a.scoped() && a.exclusive() && !a.repeatable() && !a.joinable() - && a.blocking() == b.blocking() - && (a.doc().empty() || a.doc() == b.doc()) - ? a.push_back(std::move(b)) - : group{std::move(a), std::move(b)}.scoped(false).exclusive(true); -} - -inline group -operator | (group a, group b) -{ - return !a.scoped() && a.exclusive() &&!a.repeatable() && !a.joinable() - && a.blocking() == b.blocking() - && (a.doc().empty() || a.doc() == b.doc()) - ? a.push_back(std::move(b)) - : group{std::move(a), std::move(b)}.scoped(false).exclusive(true); -} - - - -/*************************************************************************//** - * - * @brief helpers (NOT FOR DIRECT USE IN CLIENT CODE!) - * no interface guarantees; might be changed or removed in the future - * - *****************************************************************************/ -namespace detail { - -inline void set_blocking(bool) {} - -template -void set_blocking(bool yes, P& p, Ps&... ps) { - p.blocking(yes); - set_blocking(yes, ps...); -} - -} // namespace detail - - -/*************************************************************************//** - * - * @brief makes a parameter/group sequence by making all input objects blocking - * - *****************************************************************************/ -template -inline group -in_sequence(Param param, Params... params) -{ - detail::set_blocking(true, param, params...); - return group{std::move(param), std::move(params)...}.scoped(true); -} - - -/*************************************************************************//** - * - * @brief makes a parameter/group sequence by making all input objects blocking - * - *****************************************************************************/ -inline group -operator & (parameter a, parameter b) -{ - a.blocking(true); - b.blocking(true); - return group{std::move(a), std::move(b)}.scoped(true); -} - -//--------------------------------------------------------- -inline group -operator & (parameter a, group b) -{ - a.blocking(true); - return group{std::move(a), std::move(b)}.scoped(true); -} - -//--------------------------------------------------------- -inline group -operator & (group a, parameter b) -{ - b.blocking(true); - if(a.all_blocking() && !a.exclusive() && !a.repeatable() && !a.joinable() - && (a.doc().empty() || a.doc() == b.doc())) - { - return a.push_back(std::move(b)); - } - else { - if(!a.all_blocking()) a.blocking(true); - return group{std::move(a), std::move(b)}.scoped(true); - } -} - -inline group -operator & (group a, group b) -{ - if(!b.all_blocking()) b.blocking(true); - if(a.all_blocking() && !a.exclusive() && !a.repeatable() - && !a.joinable() && (a.doc().empty() || a.doc() == b.doc())) - { - return a.push_back(std::move(b)); - } - else { - if(!a.all_blocking()) a.blocking(true); - return group{std::move(a), std::move(b)}.scoped(true); - } -} - - - -/*************************************************************************//** - * - * @brief makes a group of parameters and/or groups - * where all single char flag params ("-a", "b", ...) are joinable - * - *****************************************************************************/ -inline group -joinable(group g) { - return g.joinable(true); -} - -//------------------------------------------------------------------- -template -inline group -joinable(parameter param, Params... params) -{ - return group{std::move(param), std::move(params)...}.joinable(true); -} - -template -inline group -joinable(group p1, P2 p2, Ps... ps) -{ - return group{std::move(p1), std::move(p2), std::move(ps)...}.joinable(true); -} - -template -inline group -joinable(doc_string docstr, Param param, Params... params) -{ - return group{std::move(param), std::move(params)...} - .joinable(true).doc(std::move(docstr)); -} - - - -/*************************************************************************//** - * - * @brief makes a repeatable copy of a parameter - * - *****************************************************************************/ -inline parameter -repeatable(parameter p) { - return p.repeatable(true); -} - -/*************************************************************************//** - * - * @brief makes a repeatable copy of a group - * - *****************************************************************************/ -inline group -repeatable(group g) { - return g.repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes a group of parameters and/or groups - * that is repeatable as a whole - * Note that a repeatable group consisting entirely of non-blocking - * children is equivalent to a non-repeatable group of - * repeatable children. - * - *****************************************************************************/ -template -inline group -repeatable(parameter p1, P2 p2, Ps... ps) -{ - return group{std::move(p1), std::move(p2), - std::move(ps)...}.repeatable(true); -} - -template -inline group -repeatable(group p1, P2 p2, Ps... ps) -{ - return group{std::move(p1), std::move(p2), - std::move(ps)...}.repeatable(true); -} - - - -/*************************************************************************//** - * - * @brief makes a parameter greedy (match with top priority) - * - *****************************************************************************/ -inline parameter -greedy(parameter p) { - return p.greedy(true); -} - -inline parameter -operator ! (parameter p) { - return greedy(p); -} - - - -/*************************************************************************//** - * - * @brief recursively prepends a prefix to all flags - * - *****************************************************************************/ -inline parameter&& -with_prefix(const arg_string& prefix, parameter&& p) { - return std::move(with_prefix(prefix, p)); -} - - -//------------------------------------------------------------------- -inline group& -with_prefix(const arg_string& prefix, group& g) -{ - for(auto& p : g) { - if(p.is_group()) { - with_prefix(prefix, p.as_group()); - } else { - with_prefix(prefix, p.as_param()); - } - } - return g; -} - - -inline group&& -with_prefix(const arg_string& prefix, group&& params) -{ - return std::move(with_prefix(prefix, params)); -} - - -template -inline group -with_prefix(arg_string prefix, Param&& param, Params&&... params) -{ - return with_prefix(prefix, group{std::forward(param), - std::forward(params)...}); -} - - - -/*************************************************************************//** - * - * @brief recursively prepends a prefix to all flags - * - * @param shortpfx : used for single-letter flags - * @param longpfx : used for flags with length > 1 - * - *****************************************************************************/ -inline parameter&& -with_prefixes_short_long(const arg_string& shortpfx, const arg_string& longpfx, - parameter&& p) -{ - return std::move(with_prefixes_short_long(shortpfx, longpfx, p)); -} - - -//------------------------------------------------------------------- -inline group& -with_prefixes_short_long(const arg_string& shortFlagPrefix, - const arg_string& longFlagPrefix, - group& g) -{ - for(auto& p : g) { - if(p.is_group()) { - with_prefixes_short_long(shortFlagPrefix, longFlagPrefix, p.as_group()); - } else { - with_prefixes_short_long(shortFlagPrefix, longFlagPrefix, p.as_param()); - } - } - return g; -} - - -inline group&& -with_prefixes_short_long(const arg_string& shortFlagPrefix, - const arg_string& longFlagPrefix, - group&& params) -{ - return std::move(with_prefixes_short_long(shortFlagPrefix, longFlagPrefix, - params)); -} - - -template -inline group -with_prefixes_short_long(const arg_string& shortFlagPrefix, - const arg_string& longFlagPrefix, - Param&& param, Params&&... params) -{ - return with_prefixes_short_long(shortFlagPrefix, longFlagPrefix, - group{std::forward(param), - std::forward(params)...}); -} - - - -/*************************************************************************//** - * - * @brief recursively prepends a suffix to all flags - * - *****************************************************************************/ -inline parameter&& -with_suffix(const arg_string& suffix, parameter&& p) { - return std::move(with_suffix(suffix, p)); -} - - -//------------------------------------------------------------------- -inline group& -with_suffix(const arg_string& suffix, group& g) -{ - for(auto& p : g) { - if(p.is_group()) { - with_suffix(suffix, p.as_group()); - } else { - with_suffix(suffix, p.as_param()); - } - } - return g; -} - - -inline group&& -with_suffix(const arg_string& suffix, group&& params) -{ - return std::move(with_suffix(suffix, params)); -} - - -template -inline group -with_suffix(arg_string suffix, Param&& param, Params&&... params) -{ - return with_suffix(suffix, group{std::forward(param), - std::forward(params)...}); -} - - - -/*************************************************************************//** - * - * @brief recursively prepends a suffix to all flags - * - * @param shortsfx : used for single-letter flags - * @param longsfx : used for flags with length > 1 - * - *****************************************************************************/ -inline parameter&& -with_suffixes_short_long(const arg_string& shortsfx, const arg_string& longsfx, - parameter&& p) -{ - return std::move(with_suffixes_short_long(shortsfx, longsfx, p)); -} - - -//------------------------------------------------------------------- -inline group& -with_suffixes_short_long(const arg_string& shortFlagSuffix, - const arg_string& longFlagSuffix, - group& g) -{ - for(auto& p : g) { - if(p.is_group()) { - with_suffixes_short_long(shortFlagSuffix, longFlagSuffix, p.as_group()); - } else { - with_suffixes_short_long(shortFlagSuffix, longFlagSuffix, p.as_param()); - } - } - return g; -} - - -inline group&& -with_suffixes_short_long(const arg_string& shortFlagSuffix, - const arg_string& longFlagSuffix, - group&& params) -{ - return std::move(with_suffixes_short_long(shortFlagSuffix, longFlagSuffix, - params)); -} - - -template -inline group -with_suffixes_short_long(const arg_string& shortFlagSuffix, - const arg_string& longFlagSuffix, - Param&& param, Params&&... params) -{ - return with_suffixes_short_long(shortFlagSuffix, longFlagSuffix, - group{std::forward(param), - std::forward(params)...}); -} - - - - - - - - -/*************************************************************************//** - * - * @brief parsing implementation details - * - *****************************************************************************/ - -namespace detail { - - -/*************************************************************************//** - * - * @brief DFS traverser that keeps track of 'scopes' - * scope = all parameters that are either bounded by - * two blocking parameters on the same depth level - * or the beginning/end of the outermost group - * - *****************************************************************************/ -class scoped_dfs_traverser -{ -public: - using dfs_traverser = group::depth_first_traverser; - - scoped_dfs_traverser() = default; - - explicit - scoped_dfs_traverser(const group& g): - pos_{g}, lastMatch_{}, posAfterLastMatch_{}, scopes_{}, - ignoreBlocks_{false}, - repeatGroupStarted_{false}, repeatGroupContinues_{false} - {} - - const dfs_traverser& base() const noexcept { return pos_; } - const dfs_traverser& last_match() const noexcept { return lastMatch_; } - - const group& parent() const noexcept { return pos_.parent(); } - - const group* innermost_repeat_group() const noexcept { - return pos_.innermost_repeat_group(); - } - const group* outermost_join_group() const noexcept { - return pos_.outermost_join_group(); - } - const group* innermost_blocking_group() const noexcept { - return pos_.innermost_blocking_group(); - } - const group* innermost_exclusive_group() const noexcept { - return pos_.innermost_exclusive_group(); - } - - const pattern* operator ->() const noexcept { return pos_.operator->(); } - const pattern& operator *() const noexcept { return *pos_; } - - const pattern* ptr() const noexcept { return pos_.operator->(); } - - explicit operator bool() const noexcept { return bool(pos_); } - - bool joinable() const noexcept { return pos_.joinable(); } - arg_string common_flag_prefix() const { return pos_.common_flag_prefix(); } - - void ignore_blocking(bool yes) { ignoreBlocks_ = yes; } - - void invalidate() { - pos_.invalidate(); - } - - bool matched() const noexcept { - return (pos_ == lastMatch_); - } - - bool start_of_repeat_group() const noexcept { return repeatGroupStarted_; } - - //----------------------------------------------------- - scoped_dfs_traverser& - next_sibling() { pos_.next_sibling(); return *this; } - - scoped_dfs_traverser& - next_after_siblings() { pos_.next_after_siblings(); return *this; } - - - //----------------------------------------------------- - scoped_dfs_traverser& - operator ++ () - { - if(!pos_) return *this; - - if(pos_.is_last_in_path()) { - return_to_outermost_scope(); - return *this; - } - - //current pattern can block if it didn't match already - if(ignoreBlocks_ || matched()) { - ++pos_; - } - else if(!pos_->is_group()) { - //current group can block if we didn't have any match in it - const group* g = pos_.outermost_blocking_group_fully_explored(); - //no match in 'g' before -> skip to after its siblings - if(g && !lastMatch_.is_inside(g)) { - pos_.back_to_ancestor(g).next_after_siblings(); - if(!pos_) return_to_outermost_scope(); - } - else if(pos_->blocking()) { - if(pos_.parent().exclusive()) { - pos_.next_sibling(); - } else { - //no match => skip siblings of blocking param - pos_.next_after_siblings(); - } - if(!pos_) return_to_outermost_scope(); - } else { - ++pos_; - } - } else { - ++pos_; - } - check_if_left_scope(); - return *this; - } - - //----------------------------------------------------- - void next_after_match(scoped_dfs_traverser match) - { - if(!match || ignoreBlocks_) return; - - check_repeat_group_start(match); - - lastMatch_ = match.base(); - - // if there is a blocking ancestor -> go back to it - if(!match->blocking()) { - match.pos_.back_to_ancestor(match.innermost_blocking_group()); - } - - //if match is not in current position & current position is blocking - //=> current position has to be advanced by one so that it is - //no longer reachable within current scope - //(can happen for repeatable, blocking parameters) - if(match.base() != pos_ && pos_->blocking()) pos_.next_sibling(); - - if(match->blocking()) { - if(match.pos_.is_alternative()) { - //discard other alternatives - match.pos_.skip_alternatives(); - } - - if(is_last_in_current_scope(match.pos_)) { - //if current param is not repeatable -> back to previous scope - if(!match->repeatable() && !match->is_group()) { - pos_ = std::move(match.pos_); - if(!scopes_.empty()) pos_.undo(scopes_.top()); - } - else { //stay at match position - pos_ = std::move(match.pos_); - } - } - else { //not last in current group - //if current param is not repeatable, go directly to next - if(!match->repeatable() && !match->is_group()) { - ++match.pos_; - } - - if(match.pos_.level() > pos_.level()) { - scopes_.push(pos_.undo_point()); - pos_ = std::move(match.pos_); - } - else if(match.pos_.level() < pos_.level()) { - return_to_level(match.pos_.level()); - } - else { - pos_ = std::move(match.pos_); - } - } - posAfterLastMatch_ = pos_; - } - else { - if(match.pos_.level() < pos_.level()) { - return_to_level(match.pos_.level()); - } - posAfterLastMatch_ = pos_; - } - repeatGroupContinues_ = repeat_group_continues(); - } - -private: - //----------------------------------------------------- - bool is_last_in_current_scope(const dfs_traverser& pos) const - { - if(scopes_.empty()) return pos.is_last_in_path(); - //check if we would leave the current scope on ++ - auto p = pos; - ++p; - return p.level() < scopes_.top().level(); - } - - //----------------------------------------------------- - void check_repeat_group_start(const scoped_dfs_traverser& newMatch) - { - const auto newrg = newMatch.innermost_repeat_group(); - if(!newrg) { - repeatGroupStarted_ = false; - } - else if(lastMatch_.innermost_repeat_group() != newrg) { - repeatGroupStarted_ = true; - } - else if(!repeatGroupContinues_ || !newMatch.repeatGroupContinues_) { - repeatGroupStarted_ = true; - } - else { - //special case: repeat group is outermost group - //=> we can never really 'leave' and 'reenter' it - //but if the current scope is the first element, then we are - //conceptually at a position 'before' the group - repeatGroupStarted_ = scopes_.empty() || ( - newrg == pos_.root() && - scopes_.top().param() == &(*pos_.root()->begin()) ); - } - repeatGroupContinues_ = repeatGroupStarted_; - } - - //----------------------------------------------------- - bool repeat_group_continues() const - { - if(!repeatGroupContinues_) return false; - const auto curRepGroup = pos_.innermost_repeat_group(); - if(!curRepGroup) return false; - if(curRepGroup != lastMatch_.innermost_repeat_group()) return false; - if(!posAfterLastMatch_) return false; - return true; - } - - //----------------------------------------------------- - void check_if_left_scope() - { - if(posAfterLastMatch_) { - if(pos_.level() < posAfterLastMatch_.level()) { - while(!scopes_.empty() && scopes_.top().level() >= pos_.level()) { - pos_.undo(scopes_.top()); - scopes_.pop(); - } - posAfterLastMatch_.invalidate(); - } - } - while(!scopes_.empty() && scopes_.top().level() > pos_.level()) { - pos_.undo(scopes_.top()); - scopes_.pop(); - } - repeatGroupContinues_ = repeat_group_continues(); - } - - //----------------------------------------------------- - void return_to_outermost_scope() - { - posAfterLastMatch_.invalidate(); - - if(scopes_.empty()) { - pos_.invalidate(); - repeatGroupContinues_ = false; - return; - } - - while(!scopes_.empty() && (!pos_ || pos_.level() >= 1)) { - pos_.undo(scopes_.top()); - scopes_.pop(); - } - while(!scopes_.empty()) scopes_.pop(); - - repeatGroupContinues_ = repeat_group_continues(); - } - - //----------------------------------------------------- - void return_to_level(int level) - { - if(pos_.level() <= level) return; - while(!scopes_.empty() && pos_.level() > level) { - pos_.undo(scopes_.top()); - scopes_.pop(); - } - }; - - dfs_traverser pos_; - dfs_traverser lastMatch_; - dfs_traverser posAfterLastMatch_; - std::stack scopes_; - bool ignoreBlocks_ = false; - bool repeatGroupStarted_ = false; - bool repeatGroupContinues_ = false; -}; - - - - -/***************************************************************************** - * - * some parameter property predicates - * - *****************************************************************************/ -struct select_all { - bool operator () (const parameter&) const noexcept { return true; } -}; - -struct select_flags { - bool operator () (const parameter& p) const noexcept { - return !p.flags().empty(); - } -}; - -struct select_values { - bool operator () (const parameter& p) const noexcept { - return p.flags().empty(); - } -}; - - - -/*************************************************************************//** - * - * @brief result of a matching operation - * - *****************************************************************************/ -class match_t { -public: - using size_type = arg_string::size_type; - - match_t() = default; - - match_t(arg_string s, scoped_dfs_traverser p): - str_{std::move(s)}, pos_{std::move(p)} - {} - - size_type length() const noexcept { return str_.size(); } - - const arg_string& str() const noexcept { return str_; } - const scoped_dfs_traverser& pos() const noexcept { return pos_; } - - explicit operator bool() const noexcept { return bool(pos_); } - -private: - arg_string str_; - scoped_dfs_traverser pos_; -}; - - - -/*************************************************************************//** - * - * @brief finds the first parameter that matches a given string; - * candidate parameters are traversed using a scoped DFS traverser - * - *****************************************************************************/ -template -match_t -full_match(scoped_dfs_traverser pos, const arg_string& arg, - const ParamSelector& select) -{ - while(pos) { - if(pos->is_param()) { - const auto& param = pos->as_param(); - if(select(param)) { - const auto match = param.match(arg); - if(match && match.length() == arg.size()) { - return match_t{arg, std::move(pos)}; - } - } - } - ++pos; - } - return match_t{}; -} - - - -/*************************************************************************//** - * - * @brief finds the first parameter that matches any (non-empty) prefix - * of a given string; - * candidate parameters are traversed using a scoped DFS traverser - * - *****************************************************************************/ -template -match_t -longest_prefix_match(scoped_dfs_traverser pos, const arg_string& arg, - const ParamSelector& select) -{ - match_t longest; - - while(pos) { - if(pos->is_param()) { - const auto& param = pos->as_param(); - if(select(param)) { - auto match = param.match(arg); - if(match.prefix()) { - if(match.length() == arg.size()) { - return match_t{arg, std::move(pos)}; - } - else if(match.length() > longest.length()) { - longest = match_t{arg.substr(match.at(), match.length()), - pos}; - } - } - } - } - ++pos; - } - return longest; -} - - - -/*************************************************************************//** - * - * @brief finds the first parameter that partially matches a given string; - * candidate parameters are traversed using a scoped DFS traverser - * - *****************************************************************************/ -template -match_t -partial_match(scoped_dfs_traverser pos, const arg_string& arg, - const ParamSelector& select) -{ - while(pos) { - if(pos->is_param()) { - const auto& param = pos->as_param(); - if(select(param)) { - const auto match = param.match(arg); - if(match) { - return match_t{arg.substr(match.at(), match.length()), - std::move(pos)}; - } - } - } - ++pos; - } - return match_t{}; -} - -} //namespace detail - - - - - - -/***************************************************************//** - * - * @brief default command line arguments parser - * - *******************************************************************/ -class parser -{ -public: - using dfs_traverser = group::depth_first_traverser; - using scoped_dfs_traverser = detail::scoped_dfs_traverser; - - - /*****************************************************//** - * @brief arg -> parameter mapping - *********************************************************/ - class arg_mapping { - public: - friend class parser; - - explicit - arg_mapping(arg_index idx, arg_string s, - const dfs_traverser& match) - : - index_{idx}, arg_{std::move(s)}, match_{match}, - repeat_{0}, startsRepeatGroup_{false}, - blocked_{false}, conflict_{false} - {} - - explicit - arg_mapping(arg_index idx, arg_string s) : - index_{idx}, arg_{std::move(s)}, match_{}, - repeat_{0}, startsRepeatGroup_{false}, - blocked_{false}, conflict_{false} - {} - - arg_index index() const noexcept { return index_; } - const arg_string& arg() const noexcept { return arg_; } - - const parameter* param() const noexcept { - return match_ && match_->is_param() - ? &(match_->as_param()) : nullptr; - } - - std::size_t repeat() const noexcept { return repeat_; } - - bool blocked() const noexcept { return blocked_; } - bool conflict() const noexcept { return conflict_; } - - bool bad_repeat() const noexcept { - if(!param()) return false; - return repeat_ > 0 && !param()->repeatable() - && !match_.innermost_repeat_group(); - } - - bool any_error() const noexcept { - return !match_ || blocked() || conflict() || bad_repeat(); - } - - private: - arg_index index_; - arg_string arg_; - dfs_traverser match_; - std::size_t repeat_; - bool startsRepeatGroup_; - bool blocked_; - bool conflict_; - }; - - /*****************************************************//** - * @brief references a non-matched, required parameter - *********************************************************/ - class missing_event { - public: - explicit - missing_event(const parameter* p, arg_index after): - param_{p}, aftIndex_{after} - {} - - const parameter* param() const noexcept { return param_; } - - arg_index after_index() const noexcept { return aftIndex_; } - - private: - const parameter* param_; - arg_index aftIndex_; - }; - - //----------------------------------------------------- - using missing_events = std::vector; - using arg_mappings = std::vector; - - -private: - struct miss_candidate { - miss_candidate(dfs_traverser p, arg_index idx, - bool firstInRepeatGroup = false): - pos{std::move(p)}, index{idx}, - startsRepeatGroup{firstInRepeatGroup} - {} - - dfs_traverser pos; - arg_index index; - bool startsRepeatGroup; - }; - using miss_candidates = std::vector; - - -public: - //--------------------------------------------------------------- - /** @brief initializes parser with a command line interface - * @param offset = argument index offset used for reports - * */ - explicit - parser(const group& root, arg_index offset = 0): - root_{&root}, pos_{root}, - index_{offset-1}, eaten_{0}, - args_{}, missCand_{}, blocked_{false} - { - for_each_potential_miss(dfs_traverser{root}, - [this](const dfs_traverser& p){ - missCand_.emplace_back(p, index_); - }); - } - - - //--------------------------------------------------------------- - /** @brief processes one command line argument */ - bool operator() (const arg_string& arg) - { - ++eaten_; - ++index_; - - if(!valid()) return false; - - if(!blocked_ && try_match(arg)) return true; - - if(try_match_blocked(arg)) return false; - - //skipping of blocking & required patterns is not allowed - if(!blocked_ && !pos_.matched() && pos_->required() && pos_->blocking()) { - blocked_ = true; - } - - add_nomatch(arg); - return false; - } - - - //--------------------------------------------------------------- - /** @brief returns range of argument -> parameter mappings */ - const arg_mappings& args() const { - return args_; - } - - /** @brief returns list of missing events */ - missing_events missed() const { - missing_events misses; - misses.reserve(missCand_.size()); - for(auto i = missCand_.begin(); i != missCand_.end(); ++i) { - misses.emplace_back(&(i->pos->as_param()), i->index); - } - return misses; - } - - /** @brief returns number of processed command line arguments */ - arg_index parse_count() const noexcept { return eaten_; } - - /** @brief returns false if previously processed command line arguments - * lead to an invalid / inconsistent parsing result - */ - bool valid() const noexcept { return bool(pos_); } - - /** @brief returns false if previously processed command line arguments - * lead to an invalid / inconsistent parsing result - */ - explicit operator bool() const noexcept { return valid(); } - - -private: - //--------------------------------------------------------------- - using match_t = detail::match_t; - - - //--------------------------------------------------------------- - /** @brief try to match argument with unreachable parameter */ - bool try_match_blocked(const arg_string& arg) - { - //try to match ahead (using temporary parser) - if(pos_) { - auto ahead = *this; - if(try_match_blocked(std::move(ahead), arg)) return true; - } - - //try to match from the beginning (using temporary parser) - if(root_) { - parser all{*root_, index_+1}; - if(try_match_blocked(std::move(all), arg)) return true; - } - - return false; - } - - //--------------------------------------------------------------- - bool try_match_blocked(parser&& parse, const arg_string& arg) - { - const auto nold = int(parse.args_.size()); - - parse.pos_.ignore_blocking(true); - - if(!parse.try_match(arg)) return false; - - for(auto i = parse.args_.begin() + nold; i != parse.args_.end(); ++i) { - args_.push_back(*i); - args_.back().blocked_ = true; - } - return true; - } - - //--------------------------------------------------------------- - /** @brief try to find a parameter/pattern that matches 'arg' */ - bool try_match(const arg_string& arg) - { - //match greedy parameters before everything else - if(pos_->is_param() && pos_->blocking() && pos_->as_param().greedy()) { - const auto match = pos_->as_param().match(arg); - if(match && match.length() == arg.size()) { - add_match(detail::match_t{arg,pos_}); - return true; - } - } - - //try flags first (alone, joinable or strict sequence) - if(try_match_full(arg, detail::select_flags{})) return true; - if(try_match_joined_flags(arg)) return true; - if(try_match_joined_sequence(arg, detail::select_flags{})) return true; - //try value params (alone or strict sequence) - if(try_match_full(arg, detail::select_values{})) return true; - if(try_match_joined_sequence(arg, detail::select_all{})) return true; - //try joinable params + values in any order - if(try_match_joined_params(arg)) return true; - return false; - } - - //--------------------------------------------------------------- - /** - * @brief try to match full argument - * @param select : predicate that candidate parameters must satisfy - */ - template - bool try_match_full(const arg_string& arg, const ParamSelector& select) - { - auto match = detail::full_match(pos_, arg, select); - if(!match) return false; - add_match(match); - return true; - } - - //--------------------------------------------------------------- - /** - * @brief try to match argument as blocking sequence of parameters - * @param select : predicate that a parameter matching the prefix of - * 'arg' must satisfy - */ - template - bool try_match_joined_sequence(arg_string arg, - const ParamSelector& acceptFirst) - { - auto fstMatch = detail::longest_prefix_match(pos_, arg, acceptFirst); - - if(!fstMatch) return false; - - if(fstMatch.str().size() == arg.size()) { - add_match(fstMatch); - return true; - } - - if(!fstMatch.pos()->blocking()) return false; - - auto pos = fstMatch.pos(); - pos.ignore_blocking(true); - const auto parent = &pos.parent(); - if(!pos->repeatable()) ++pos; - - arg.erase(0, fstMatch.str().size()); - std::vector matches { std::move(fstMatch) }; - - while(!arg.empty() && pos && - pos->blocking() && pos->is_param() && - (&pos.parent() == parent)) - { - auto match = pos->as_param().match(arg); - - if(match.prefix()) { - matches.emplace_back(arg.substr(0,match.length()), pos); - arg.erase(0, match.length()); - if(!pos->repeatable()) ++pos; - } - else { - if(!pos->repeatable()) return false; - ++pos; - } - - } - //if arg not fully covered => discard temporary matches - if(!arg.empty() || matches.empty()) return false; - - for(const auto& m : matches) add_match(m); - return true; - } - - //----------------------------------------------------- - /** @brief try to match 'arg' as a concatenation of joinable flags */ - bool try_match_joined_flags(const arg_string& arg) - { - return find_join_group(pos_, [&](const group& g) { - return try_match_joined(g, arg, detail::select_flags{}, - g.common_flag_prefix()); - }); - } - - //--------------------------------------------------------------- - /** @brief try to match 'arg' as a concatenation of joinable parameters */ - bool try_match_joined_params(const arg_string& arg) - { - return find_join_group(pos_, [&](const group& g) { - return try_match_joined(g, arg, detail::select_all{}); - }); - } - - //----------------------------------------------------- - /** @brief try to match 'arg' as concatenation of joinable parameters - * that are all contained within one group - */ - template - bool try_match_joined(const group& joinGroup, arg_string arg, - const ParamSelector& select, - const arg_string& prefix = "") - { - //temporary parser with 'joinGroup' as top-level group - parser parse {joinGroup}; - //records temporary matches - std::vector matches; - - while(!arg.empty()) { - auto match = detail::longest_prefix_match(parse.pos_, arg, select); - - if(!match) return false; - - arg.erase(0, match.str().size()); - //make sure prefix is always present after the first match - //so that, e.g., flags "-a" and "-b" will be found in "-ab" - if(!arg.empty() && !prefix.empty() && arg.find(prefix) != 0 && - prefix != match.str()) - { - arg.insert(0,prefix); - } - - parse.add_match(match); - matches.push_back(std::move(match)); - } - - if(!arg.empty() || matches.empty()) return false; - - if(!parse.missCand_.empty()) return false; - for(const auto& a : parse.args_) if(a.any_error()) return false; - - //replay matches onto *this - for(const auto& m : matches) add_match(m); - return true; - } - - //----------------------------------------------------- - template - bool find_join_group(const scoped_dfs_traverser& start, - const GroupSelector& accept) const - { - if(start && start.parent().joinable()) { - const auto& g = start.parent(); - if(accept(g)) return true; - return false; - } - - auto pos = start; - while(pos) { - if(pos->is_group() && pos->as_group().joinable()) { - const auto& g = pos->as_group(); - if(accept(g)) return true; - pos.next_sibling(); - } - else { - ++pos; - } - } - return false; - } - - - //--------------------------------------------------------------- - void add_nomatch(const arg_string& arg) { - args_.emplace_back(index_, arg); - } - - - //--------------------------------------------------------------- - void add_match(const match_t& match) - { - const auto& pos = match.pos(); - if(!pos || !pos->is_param()) return; - - pos_.next_after_match(pos); - - arg_mapping newArg{index_, match.str(), pos.base()}; - newArg.repeat_ = occurrences_of(&pos->as_param()); - newArg.conflict_ = check_conflicts(pos.base()); - newArg.startsRepeatGroup_ = pos_.start_of_repeat_group(); - args_.push_back(std::move(newArg)); - - add_miss_candidates_after(pos); - clean_miss_candidates_for(pos.base()); - discard_alternative_miss_candidates(pos.base()); - - } - - //----------------------------------------------------- - bool check_conflicts(const dfs_traverser& match) - { - if(pos_.start_of_repeat_group()) return false; - bool conflict = false; - for(const auto& m : match.stack()) { - if(m.parent->exclusive()) { - for(auto i = args_.rbegin(); i != args_.rend(); ++i) { - if(!i->blocked()) { - for(const auto& c : i->match_.stack()) { - //sibling within same exclusive group => conflict - if(c.parent == m.parent && c.cur != m.cur) { - conflict = true; - i->conflict_ = true; - } - } - } - //check for conflicts only within current repeat cycle - if(i->startsRepeatGroup_) break; - } - } - } - return conflict; - } - - //----------------------------------------------------- - void clean_miss_candidates_for(const dfs_traverser& match) - { - auto i = std::find_if(missCand_.rbegin(), missCand_.rend(), - [&](const miss_candidate& m) { - return &(*m.pos) == &(*match); - }); - - if(i != missCand_.rend()) { - missCand_.erase(prev(i.base())); - } - } - - //----------------------------------------------------- - void discard_alternative_miss_candidates(const dfs_traverser& match) - { - if(missCand_.empty()) return; - //find out, if miss candidate is sibling of one of the same - //alternative groups that the current match is a member of - //if so, we can discard the miss - - //go through all exclusive groups of matching pattern - for(const auto& m : match.stack()) { - if(m.parent->exclusive()) { - for(auto i = int(missCand_.size())-1; i >= 0; --i) { - bool removed = false; - for(const auto& c : missCand_[i].pos.stack()) { - //sibling within same exclusive group => discard - if(c.parent == m.parent && c.cur != m.cur) { - missCand_.erase(missCand_.begin() + i); - if(missCand_.empty()) return; - removed = true; - break; - } - } - //remove miss candidates only within current repeat cycle - if(i > 0 && removed) { - if(missCand_[i-1].startsRepeatGroup) break; - } else { - if(missCand_[i].startsRepeatGroup) break; - } - } - } - } - } - - //----------------------------------------------------- - void add_miss_candidates_after(const scoped_dfs_traverser& match) - { - auto npos = match.base(); - if(npos.is_alternative()) npos.skip_alternatives(); - ++npos; - //need to add potential misses if: - //either new repeat group was started - const auto newRepGroup = match.innermost_repeat_group(); - if(newRepGroup) { - if(pos_.start_of_repeat_group()) { - for_each_potential_miss(std::move(npos), - [&,this](const dfs_traverser& pos) { - //only add candidates within repeat group - if(newRepGroup == pos.innermost_repeat_group()) { - missCand_.emplace_back(pos, index_, true); - } - }); - } - } - //... or an optional blocking param was hit - else if(match->blocking() && !match->required() && - npos.level() >= match.base().level()) - { - for_each_potential_miss(std::move(npos), - [&,this](const dfs_traverser& pos) { - //only add new candidates - if(std::find_if(missCand_.begin(), missCand_.end(), - [&](const miss_candidate& c){ - return &(*c.pos) == &(*pos); - }) == missCand_.end()) - { - missCand_.emplace_back(pos, index_); - } - }); - } - - } - - //----------------------------------------------------- - template - static void - for_each_potential_miss(dfs_traverser pos, Action&& action) - { - const auto level = pos.level(); - while(pos && pos.level() >= level) { - if(pos->is_group() ) { - const auto& g = pos->as_group(); - if(g.all_optional() || (g.exclusive() && g.any_optional())) { - pos.next_sibling(); - } else { - ++pos; - } - } else { //param - if(pos->required()) { - action(pos); - ++pos; - } else if(pos->blocking()) { //optional + blocking - pos.next_after_siblings(); - } else { - ++pos; - } - } - } - } - - - //--------------------------------------------------------------- - std::size_t occurrences_of(const parameter* p) const - { - if(!p) return 0; - - auto i = std::find_if(args_.rbegin(), args_.rend(), - [p](const arg_mapping& a){ return a.param() == p; }); - - if(i != args_.rend()) return i->repeat() + 1; - return 0; - } - - - //--------------------------------------------------------------- - const group* root_; - scoped_dfs_traverser pos_; - arg_index index_; - arg_index eaten_; - arg_mappings args_; - miss_candidates missCand_; - bool blocked_; -}; - - - - -/*************************************************************************//** - * - * @brief contains argument -> parameter mappings - * and missing parameters - * - *****************************************************************************/ -class parsing_result -{ -public: - using arg_mapping = parser::arg_mapping; - using arg_mappings = parser::arg_mappings; - using missing_event = parser::missing_event; - using missing_events = parser::missing_events; - using iterator = arg_mappings::const_iterator; - - //----------------------------------------------------- - /** @brief default: empty result */ - parsing_result() = default; - - parsing_result(arg_mappings arg2param, missing_events misses): - arg2param_{std::move(arg2param)}, missing_{std::move(misses)} - {} - - //----------------------------------------------------- - /** @brief returns number of arguments that could not be mapped to - * a parameter - */ - arg_mappings::size_type - unmapped_args_count() const noexcept { - return std::count_if(arg2param_.begin(), arg2param_.end(), - [](const arg_mapping& a){ return !a.param(); }); - } - - /** @brief returns if any argument could only be matched by an - * unreachable parameter - */ - bool any_blocked() const noexcept { - return std::any_of(arg2param_.begin(), arg2param_.end(), - [](const arg_mapping& a){ return a.blocked(); }); - } - - /** @brief returns if any argument matched more than one parameter - * that were mutually exclusive */ - bool any_conflict() const noexcept { - return std::any_of(arg2param_.begin(), arg2param_.end(), - [](const arg_mapping& a){ return a.conflict(); }); - } - - /** @brief returns if any parameter matched repeatedly although - * it was not allowed to */ - bool any_bad_repeat() const noexcept { - return std::any_of(arg2param_.begin(), arg2param_.end(), - [](const arg_mapping& a){ return a.bad_repeat(); }); - } - - /** @brief returns true if any parsing error / violation of the - * command line interface definition occurred */ - bool any_error() const noexcept { - return unmapped_args_count() > 0 || !missing().empty() || - any_blocked() || any_conflict() || any_bad_repeat(); - } - - /** @brief returns true if no parsing error / violation of the - * command line interface definition occurred */ - explicit operator bool() const noexcept { return !any_error(); } - - /** @brief access to range of missing parameter match events */ - const missing_events& missing() const noexcept { return missing_; } - - /** @brief returns non-mutating iterator to position of - * first argument -> parameter mapping */ - iterator begin() const noexcept { return arg2param_.begin(); } - /** @brief returns non-mutating iterator to position one past the - * last argument -> parameter mapping */ - iterator end() const noexcept { return arg2param_.end(); } - -private: - //----------------------------------------------------- - arg_mappings arg2param_; - missing_events missing_; -}; - - - - -namespace detail { -namespace { - -/*************************************************************************//** - * - * @brief correct some common problems - * does not - and MUST NOT - change the number of arguments - * (no insertions or deletions allowed) - * - *****************************************************************************/ -void sanitize_args(arg_list& args) -{ - //e.g. {"-o12", ".34"} -> {"-o", "12.34"} - - if(args.empty()) return; - - for(auto i = begin(args)+1; i != end(args); ++i) { - if(i != begin(args) && i->size() > 1 && - i->find('.') == 0 && std::isdigit((*i)[1]) ) - { - //find trailing digits in previous arg - using std::prev; - auto& prv = *prev(i); - auto fstDigit = std::find_if_not(prv.rbegin(), prv.rend(), - [](arg_string::value_type c){ - return std::isdigit(c); - }).base(); - - //handle leading sign - if(fstDigit > prv.begin() && - (*prev(fstDigit) == '+' || *prev(fstDigit) == '-')) - { - --fstDigit; - } - - //prepend digits from previous arg - i->insert(begin(*i), fstDigit, end(prv)); - - //erase digits in previous arg - prv.erase(fstDigit, end(prv)); - } - } -} - - - -/*************************************************************************//** - * - * @brief executes actions based on a parsing result - * - *****************************************************************************/ -void execute_actions(const parsing_result& res) -{ - for(const auto& m : res) { - if(m.param()) { - const auto& param = *(m.param()); - - if(m.repeat() > 0) param.notify_repeated(m.index()); - if(m.blocked()) param.notify_blocked(m.index()); - if(m.conflict()) param.notify_conflict(m.index()); - //main action - if(!m.any_error()) param.execute_actions(m.arg()); - } - } - - for(auto m : res.missing()) { - if(m.param()) m.param()->notify_missing(m.after_index()); - } -} - - - -/*************************************************************************//** - * - * @brief parses input args - * - *****************************************************************************/ -static parsing_result -parse_args(const arg_list& args, const group& cli, - arg_index offset = 0) -{ - //parse args and store unrecognized arg indices - parser parse{cli, offset}; - for(const auto& arg : args) { - parse(arg); - if(!parse.valid()) break; - } - - return parsing_result{parse.args(), parse.missed()}; -} - -/*************************************************************************//** - * - * @brief parses input args & executes actions - * - *****************************************************************************/ -static parsing_result -parse_and_execute(const arg_list& args, const group& cli, - arg_index offset = 0) -{ - auto result = parse_args(args, cli, offset); - - execute_actions(result); - - return result; -} - -} //anonymous namespace -} // namespace detail - - - - -/*************************************************************************//** - * - * @brief parses vector of arg strings and executes actions - * - *****************************************************************************/ -inline parsing_result -parse(arg_list args, const group& cli) -{ - detail::sanitize_args(args); - return detail::parse_and_execute(args, cli); -} - - -/*************************************************************************//** - * - * @brief parses initializer_list of C-style arg strings and executes actions - * - *****************************************************************************/ -inline parsing_result -parse(std::initializer_list arglist, const group& cli) -{ - arg_list args; - args.reserve(arglist.size()); - for(auto a : arglist) { - args.push_back(a); - } - - return parse(std::move(args), cli); -} - - -/*************************************************************************//** - * - * @brief parses range of arg strings and executes actions - * - *****************************************************************************/ -template -inline parsing_result -parse(InputIterator first, InputIterator last, const group& cli) -{ - return parse(arg_list(first,last), cli); -} - - -/*************************************************************************//** - * - * @brief parses the standard array of command line arguments; omits argv[0] - * - *****************************************************************************/ -inline parsing_result -parse(const int argc, char* argv[], const group& cli, arg_index offset = 1) -{ - arg_list args; - if(offset < argc) args.assign(argv+offset, argv+argc); - detail::sanitize_args(args); - return detail::parse_and_execute(args, cli, offset); -} - - - - - - -/*************************************************************************//** - * - * @brief filter predicate for parameters and groups; - * Can be used to limit documentation generation to parameter subsets. - * - *****************************************************************************/ -class param_filter -{ -public: - /** @brief only allow parameters with given prefix */ - param_filter& prefix(const arg_string& p) noexcept { - prefix_ = p; return *this; - } - /** @brief only allow parameters with given prefix */ - param_filter& prefix(arg_string&& p) noexcept { - prefix_ = std::move(p); return *this; - } - const arg_string& prefix() const noexcept { return prefix_; } - - /** @brief only allow parameters with given requirement status */ - param_filter& required(tri t) noexcept { required_ = t; return *this; } - tri required() const noexcept { return required_; } - - /** @brief only allow parameters with given blocking status */ - param_filter& blocking(tri t) noexcept { blocking_ = t; return *this; } - tri blocking() const noexcept { return blocking_; } - - /** @brief only allow parameters with given repeatable status */ - param_filter& repeatable(tri t) noexcept { repeatable_ = t; return *this; } - tri repeatable() const noexcept { return repeatable_; } - - /** @brief only allow parameters with given docstring status */ - param_filter& has_doc(tri t) noexcept { hasDoc_ = t; return *this; } - tri has_doc() const noexcept { return hasDoc_; } - - - /** @brief returns true, if parameter satisfies all filters */ - bool operator() (const parameter& p) const noexcept { - if(!prefix_.empty()) { - if(!std::any_of(p.flags().begin(), p.flags().end(), - [&](const arg_string& flag){ - return str::has_prefix(flag, prefix_); - })) return false; - } - if(required() != p.required()) return false; - if(blocking() != p.blocking()) return false; - if(repeatable() != p.repeatable()) return false; - if(has_doc() != !p.doc().empty()) return false; - return true; - } - -private: - arg_string prefix_; - tri required_ = tri::either; - tri blocking_ = tri::either; - tri repeatable_ = tri::either; - tri hasDoc_ = tri::yes; -}; - - - - - - -/*************************************************************************//** - * - * @brief documentation formatting options - * - *****************************************************************************/ -class doc_formatting -{ -public: - using string = doc_string; - - /** @brief same as 'first_column' */ -#if __cplusplus >= 201402L - [[deprecated]] -#endif - doc_formatting& start_column(int col) { return first_column(col); } -#if __cplusplus >= 201402L - [[deprecated]] -#endif - int start_column() const noexcept { return first_column(); } - - /** @brief determines column where documentation printing starts */ - doc_formatting& - first_column(int col) { - //limit to [0,last_column] but push doc_column to the right if necessary - if(col < 0) col = 0; - else if(col > last_column()) col = last_column(); - if(col > doc_column()) doc_column(first_column()); - firstCol_ = col; - return *this; - } - int first_column() const noexcept { - return firstCol_; - } - - /** @brief determines column where docstrings start */ - doc_formatting& - doc_column(int col) { - //limit to [first_column,last_column] - if(col < 0) col = 0; - else if(col < first_column()) col = first_column(); - else if(col > last_column()) col = last_column(); - docCol_ = col; - return *this; - } - int doc_column() const noexcept { - return docCol_; - } - - /** @brief determines column that no documentation text must exceed; - * (text should be wrapped appropriately after this column) - */ - doc_formatting& - last_column(int col) { - //limit to [first_column,oo] but push doc_column to the left if necessary - if(col < first_column()) col = first_column(); - if(col < doc_column()) doc_column(col); - lastCol_ = col; - return *this; - } - - int last_column() const noexcept { - return lastCol_; - } - - /** @brief determines indent of documentation lines - * for children of a documented group */ - doc_formatting& indent_size(int indent) { indentSize_ = indent; return *this; } - int indent_size() const noexcept { return indentSize_; } - - /** @brief determines string to be used - * if a parameter has no flags and no label */ - doc_formatting& empty_label(const string& label) { - emptyLabel_ = label; - return *this; - } - const string& empty_label() const noexcept { return emptyLabel_; } - - /** @brief determines string for separating parameters */ - doc_formatting& param_separator(const string& sep) { - paramSep_ = sep; - return *this; - } - const string& param_separator() const noexcept { return paramSep_; } - - /** @brief determines string for separating groups (in usage lines) */ - doc_formatting& group_separator(const string& sep) { - groupSep_ = sep; - return *this; - } - const string& group_separator() const noexcept { return groupSep_; } - - /** @brief determines string for separating alternative parameters */ - doc_formatting& alternative_param_separator(const string& sep) { - altParamSep_ = sep; - return *this; - } - const string& alternative_param_separator() const noexcept { return altParamSep_; } - - /** @brief determines string for separating alternative groups */ - doc_formatting& alternative_group_separator(const string& sep) { - altGroupSep_ = sep; - return *this; - } - const string& alternative_group_separator() const noexcept { return altGroupSep_; } - - /** @brief determines string for separating flags of the same parameter */ - doc_formatting& flag_separator(const string& sep) { - flagSep_ = sep; - return *this; - } - const string& flag_separator() const noexcept { return flagSep_; } - - /** @brief determines strings surrounding parameter labels */ - doc_formatting& - surround_labels(const string& prefix, const string& postfix) { - labelPre_ = prefix; - labelPst_ = postfix; - return *this; - } - const string& label_prefix() const noexcept { return labelPre_; } - const string& label_postfix() const noexcept { return labelPst_; } - - /** @brief determines strings surrounding optional parameters/groups */ - doc_formatting& - surround_optional(const string& prefix, const string& postfix) { - optionPre_ = prefix; - optionPst_ = postfix; - return *this; - } - const string& optional_prefix() const noexcept { return optionPre_; } - const string& optional_postfix() const noexcept { return optionPst_; } - - /** @brief determines strings surrounding repeatable parameters/groups */ - doc_formatting& - surround_repeat(const string& prefix, const string& postfix) { - repeatPre_ = prefix; - repeatPst_ = postfix; - return *this; - } - const string& repeat_prefix() const noexcept { return repeatPre_; } - const string& repeat_postfix() const noexcept { return repeatPst_; } - - /** @brief determines strings surrounding exclusive groups */ - doc_formatting& - surround_alternatives(const string& prefix, const string& postfix) { - alternPre_ = prefix; - alternPst_ = postfix; - return *this; - } - const string& alternatives_prefix() const noexcept { return alternPre_; } - const string& alternatives_postfix() const noexcept { return alternPst_; } - - /** @brief determines strings surrounding alternative flags */ - doc_formatting& - surround_alternative_flags(const string& prefix, const string& postfix) { - alternFlagPre_ = prefix; - alternFlagPst_ = postfix; - return *this; - } - const string& alternative_flags_prefix() const noexcept { return alternFlagPre_; } - const string& alternative_flags_postfix() const noexcept { return alternFlagPst_; } - - /** @brief determines strings surrounding non-exclusive groups */ - doc_formatting& - surround_group(const string& prefix, const string& postfix) { - groupPre_ = prefix; - groupPst_ = postfix; - return *this; - } - const string& group_prefix() const noexcept { return groupPre_; } - const string& group_postfix() const noexcept { return groupPst_; } - - /** @brief determines strings surrounding joinable groups */ - doc_formatting& - surround_joinable(const string& prefix, const string& postfix) { - joinablePre_ = prefix; - joinablePst_ = postfix; - return *this; - } - const string& joinable_prefix() const noexcept { return joinablePre_; } - const string& joinable_postfix() const noexcept { return joinablePst_; } - - /** @brief determines maximum number of flags per parameter to be printed - * in detailed parameter documentation lines */ - doc_formatting& max_flags_per_param_in_doc(int max) { - maxAltInDocs_ = max > 0 ? max : 0; - return *this; - } - int max_flags_per_param_in_doc() const noexcept { return maxAltInDocs_; } - - /** @brief determines maximum number of flags per parameter to be printed - * in usage lines */ - doc_formatting& max_flags_per_param_in_usage(int max) { - maxAltInUsage_ = max > 0 ? max : 0; - return *this; - } - int max_flags_per_param_in_usage() const noexcept { return maxAltInUsage_; } - - /** @brief determines number of empty rows after one single-line - * documentation entry */ - doc_formatting& line_spacing(int lines) { - lineSpc_ = lines > 0 ? lines : 0; - return *this; - } - int line_spacing() const noexcept { return lineSpc_; } - - /** @brief determines number of empty rows before and after a paragraph; - * a paragraph is defined by a documented group or if - * a parameter documentation entry used more than one line */ - doc_formatting& paragraph_spacing(int lines) { - paragraphSpc_ = lines > 0 ? lines : 0; - return *this; - } - int paragraph_spacing() const noexcept { return paragraphSpc_; } - - /** @brief determines if alternative flags with a common prefix should - * be printed in a merged fashion */ - doc_formatting& merge_alternative_flags_with_common_prefix(bool yes = true) { - mergeAltCommonPfx_ = yes; - return *this; - } - bool merge_alternative_flags_with_common_prefix() const noexcept { - return mergeAltCommonPfx_; - } - - /** @brief determines if joinable flags with a common prefix should - * be printed in a merged fashion */ - doc_formatting& merge_joinable_with_common_prefix(bool yes = true) { - mergeJoinableCommonPfx_ = yes; - return *this; - } - bool merge_joinable_with_common_prefix() const noexcept { - return mergeJoinableCommonPfx_; - } - - /** @brief determines if children of exclusive groups should be printed - * on individual lines if the exceed 'alternatives_min_split_size' - */ - doc_formatting& split_alternatives(bool yes = true) { - splitTopAlt_ = yes; - return *this; - } - bool split_alternatives() const noexcept { - return splitTopAlt_; - } - - /** @brief determines how many children exclusive groups can have before - * their children are printed on individual usage lines */ - doc_formatting& alternatives_min_split_size(int size) { - groupSplitSize_ = size > 0 ? size : 0; - return *this; - } - int alternatives_min_split_size() const noexcept { return groupSplitSize_; } - - /** @brief determines whether to ignore new line characters in docstrings - */ - doc_formatting& ignore_newline_chars(bool yes = true) { - ignoreNewlines_ = yes; - return *this; - } - bool ignore_newline_chars() const noexcept { - return ignoreNewlines_; - } - -private: - string paramSep_ = string(" "); - string groupSep_ = string(" "); - string altParamSep_ = string("|"); - string altGroupSep_ = string(" | "); - string flagSep_ = string(", "); - string labelPre_ = string("<"); - string labelPst_ = string(">"); - string optionPre_ = string("["); - string optionPst_ = string("]"); - string repeatPre_ = string(""); - string repeatPst_ = string("..."); - string groupPre_ = string("("); - string groupPst_ = string(")"); - string alternPre_ = string("("); - string alternPst_ = string(")"); - string alternFlagPre_ = string(""); - string alternFlagPst_ = string(""); - string joinablePre_ = string("("); - string joinablePst_ = string(")"); - string emptyLabel_ = string(""); - int firstCol_ = 8; - int docCol_ = 20; - int lastCol_ = 100; - int indentSize_ = 4; - int maxAltInUsage_ = 1; - int maxAltInDocs_ = 32; - int lineSpc_ = 0; - int paragraphSpc_ = 1; - int groupSplitSize_ = 3; - bool splitTopAlt_ = true; - bool mergeAltCommonPfx_ = false; - bool mergeJoinableCommonPfx_ = true; - bool ignoreNewlines_ = false; -}; - - - -namespace detail { - -/*************************************************************************//** - * - * @brief stream decorator - * that applies formatting like line wrapping - * - *****************************************************************************/ -template -class formatting_ostream -{ -public: - using string_type = StringT; - using size_type = typename string_type::size_type; - using char_type = typename string_type::value_type; - - formatting_ostream(OStream& os): - os_(os), - curCol_{0}, firstCol_{0}, lastCol_{100}, - hangingIndent_{0}, paragraphSpacing_{0}, paragraphSpacingThreshold_{2}, - curBlankLines_{0}, curParagraphLines_{1}, - totalNonBlankLines_{0}, - ignoreInputNls_{false} - {} - - - //--------------------------------------------------------------- - const OStream& base() const noexcept { return os_; } - OStream& base() noexcept { return os_; } - - bool good() const { return os_.good(); } - - - //--------------------------------------------------------------- - /** @brief determines the leftmost border of the text body */ - formatting_ostream& first_column(int c) { - firstCol_ = c < 0 ? 0 : c; - return *this; - } - int first_column() const noexcept { return firstCol_; } - - /** @brief determines the rightmost border of the text body */ - formatting_ostream& last_column(int c) { - lastCol_ = c < 0 ? 0 : c; - return *this; - } - - int last_column() const noexcept { return lastCol_; } - - int text_width() const noexcept { - return lastCol_ - firstCol_; - } - - /** @brief additional indentation for the 2nd, 3rd, ... line of - a paragraph (sequence of soft-wrapped lines) */ - formatting_ostream& hanging_indent(int amount) { - hangingIndent_ = amount; - return *this; - } - int hanging_indent() const noexcept { - return hangingIndent_; - } - - /** @brief amount of blank lines between paragraphs */ - formatting_ostream& paragraph_spacing(int lines) { - paragraphSpacing_ = lines; - return *this; - } - int paragraph_spacing() const noexcept { - return paragraphSpacing_; - } - - /** @brief insert paragraph spacing - if paragraph is at least 'lines' lines long */ - formatting_ostream& min_paragraph_lines_for_spacing(int lines) { - paragraphSpacingThreshold_ = lines; - return *this; - } - int min_paragraph_lines_for_spacing() const noexcept { - return paragraphSpacingThreshold_; - } - - /** @brief if set to true, newline characters will be ignored */ - formatting_ostream& ignore_newline_chars(bool yes) { - ignoreInputNls_ = yes; - return *this; - } - - bool ignore_newline_chars() const noexcept { - return ignoreInputNls_; - } - - - //--------------------------------------------------------------- - /* @brief insert 'n' spaces */ - void write_spaces(int n) { - if(n < 1) return; - os_ << string_type(size_type(n), ' '); - curCol_ += n; - } - - /* @brief go to new line, but continue current paragraph */ - void wrap_soft(int times = 1) { - if(times < 1) return; - if(times > 1) { - os_ << string_type(size_type(times), '\n'); - } else { - os_ << '\n'; - } - curCol_ = 0; - ++curParagraphLines_; - } - - /* @brief go to new line, and start a new paragraph */ - void wrap_hard(int times = 1) { - if(times < 1) return; - - if(paragraph_spacing() > 0 && - paragraph_lines() >= min_paragraph_lines_for_spacing()) - { - times = paragraph_spacing() + 1; - } - - if(times > 1) { - os_ << string_type(size_type(times), '\n'); - curBlankLines_ += times - 1; - } else { - os_ << '\n'; - } - if(at_begin_of_line()) { - ++curBlankLines_; - } - curCol_ = 0; - curParagraphLines_ = 1; - } - - - //--------------------------------------------------------------- - bool at_begin_of_line() const noexcept { - return curCol_ <= current_line_begin(); - } - int current_line_begin() const noexcept { - return in_hanging_part_of_paragraph() - ? firstCol_ + hangingIndent_ - : firstCol_; - } - - int current_column() const noexcept { - return curCol_; - } - - int total_non_blank_lines() const noexcept { - return totalNonBlankLines_; - } - int paragraph_lines() const noexcept { - return curParagraphLines_; - } - int blank_lines_before_paragraph() const noexcept { - return curBlankLines_; - } - - - //--------------------------------------------------------------- - template - friend formatting_ostream& - operator << (formatting_ostream& os, const T& x) { - os.write(x); - return os; - } - - void flush() { - os_.flush(); - } - - -private: - bool in_hanging_part_of_paragraph() const noexcept { - return hanging_indent() > 0 && paragraph_lines() > 1; - } - bool current_line_empty() const noexcept { - return curCol_ < 1; - } - bool left_of_text_area() const noexcept { - return curCol_ < current_line_begin(); - } - bool right_of_text_area() const noexcept { - return curCol_ > lastCol_; - } - int columns_left_in_line() const noexcept { - return lastCol_ - std::max(current_line_begin(), curCol_); - } - - void fix_indent() { - if(left_of_text_area()) { - const auto fst = current_line_begin(); - write_spaces(fst - curCol_); - curCol_ = fst; - } - } - - template - bool only_whitespace(Iter first, Iter last) const { - return last == std::find_if_not(first, last, - [](char_type c) { return std::isspace(c); }); - } - - /** @brief write any object */ - template - void write(const T& x) { - std::ostringstream ss; - ss << x; - write(std::move(ss).str()); - } - - /** @brief write a stringstream */ - void write(const std::ostringstream& s) { - write(s.str()); - } - - /** @brief write a string */ - void write(const string_type& s) { - write(s.begin(), s.end()); - } - - /** @brief partition output into lines */ - template - void write(Iter first, Iter last) - { - if(first == last) return; - if(*first == '\n') { - if(!ignore_newline_chars()) wrap_hard(); - ++first; - if(first == last) return; - } - auto i = std::find(first, last, '\n'); - if(i != last) { - if(ignore_newline_chars()) ++i; - if(i != last) { - write_line(first, i); - write(i, last); - } - } - else { - write_line(first, last); - } - } - - /** @brief handle line wrapping due to column constraints */ - template - void write_line(Iter first, Iter last) - { - if(first == last) return; - if(only_whitespace(first, last)) return; - - if(right_of_text_area()) wrap_soft(); - - if(at_begin_of_line()) { - //discard whitespace, it we start a new line - first = std::find_if(first, last, - [](char_type c) { return !std::isspace(c); }); - if(first == last) return; - } - - const auto n = int(std::distance(first,last)); - const auto m = columns_left_in_line(); - //if text to be printed is too long for one line -> wrap - if(n > m) { - //break before word, if break is mid-word - auto breakat = first + m; - while(breakat > first && !std::isspace(*breakat)) --breakat; - //could not find whitespace before word -> try after the word - if(!std::isspace(*breakat) && breakat == first) { - breakat = std::find_if(first+m, last, - [](char_type c) { return std::isspace(c); }); - } - if(breakat > first) { - if(curCol_ < 1) ++totalNonBlankLines_; - fix_indent(); - std::copy(first, breakat, std::ostream_iterator(os_)); - curBlankLines_ = 0; - } - if(breakat < last) { - wrap_soft(); - write_line(breakat, last); - } - } - else { - if(curCol_ < 1) ++totalNonBlankLines_; - fix_indent(); - std::copy(first, last, std::ostream_iterator(os_)); - curCol_ += n; - curBlankLines_ = 0; - } - } - - /** @brief write a single character */ - void write(char_type c) - { - if(c == '\n') { - if(!ignore_newline_chars()) wrap_hard(); - } - else { - if(at_begin_of_line()) ++totalNonBlankLines_; - fix_indent(); - os_ << c; - ++curCol_; - } - } - - OStream& os_; - int curCol_; - int firstCol_; - int lastCol_; - int hangingIndent_; - int paragraphSpacing_; - int paragraphSpacingThreshold_; - int curBlankLines_; - int curParagraphLines_; - int totalNonBlankLines_; - bool ignoreInputNls_; -}; - - -} - - - - -/*************************************************************************//** - * - * @brief generates usage lines - * - * @details lazily evaluated - * - *****************************************************************************/ -class usage_lines -{ -public: - using string = doc_string; - - usage_lines(const group& cli, string prefix = "", - const doc_formatting& fmt = doc_formatting{}) - : - cli_(cli), fmt_(fmt), prefix_(std::move(prefix)) - { - if(!prefix_.empty()) prefix_ += ' '; - } - - usage_lines(const group& cli, const doc_formatting& fmt): - usage_lines(cli, "", fmt) - {} - - usage_lines& ommit_outermost_group_surrounders(bool yes) { - ommitOutermostSurrounders_ = yes; - return *this; - } - bool ommit_outermost_group_surrounders() const { - return ommitOutermostSurrounders_; - } - - template - inline friend OStream& operator << (OStream& os, const usage_lines& p) { - p.write(os); - return os; - } - - string str() const { - std::ostringstream os; os << *this; return os.str(); - } - - -private: - using stream_t = detail::formatting_ostream<>; - const group& cli_; - doc_formatting fmt_; - string prefix_; - bool ommitOutermostSurrounders_ = false; - - - //----------------------------------------------------- - struct context { - group::depth_first_traverser pos; - std::stack separators; - std::stack postfixes; - int level = 0; - const group* outermost = nullptr; - bool linestart = false; - bool useOutermost = true; - int line = 0; - - bool is_singleton() const noexcept { - return linestart && pos.is_last_in_path(); - } - bool is_alternative() const noexcept { - return pos.parent().exclusive(); - } - }; - - - /***************************************************************//** - * - * @brief writes usage text for command line parameters - * - *******************************************************************/ - template - void write(OStream& os) const - { - detail::formatting_ostream fos(os); - fos.first_column(fmt_.first_column()); - fos.last_column(fmt_.last_column()); - - auto hindent = int(prefix_.size()); - if(fos.first_column() + hindent >= int(0.4 * fos.text_width())) { - hindent = fmt_.indent_size(); - } - fos.hanging_indent(hindent); - - fos.paragraph_spacing(fmt_.paragraph_spacing()); - fos.min_paragraph_lines_for_spacing(2); - fos.ignore_newline_chars(fmt_.ignore_newline_chars()); - - context cur; - cur.pos = cli_.begin_dfs(); - cur.linestart = true; - cur.level = cur.pos.level(); - cur.outermost = &cli_; - - write(fos, cur, prefix_); - } - - - /***************************************************************//** - * - * @brief writes usage text for command line parameters - * - * @param prefix all that goes in front of current things to print - * - *******************************************************************/ - template - void write(OStream& os, context cur, string prefix) const - { - if(!cur.pos) return; - - std::ostringstream buf; - if(cur.linestart) buf << prefix; - const auto initPos = buf.tellp(); - - cur.level = cur.pos.level(); - - if(cur.useOutermost) { - //we cannot start outside of the outermost group - //so we have to treat it separately - start_group(buf, cur.pos.parent(), cur); - if(!cur.pos) { - os << buf.str(); - return; - } - } - else { - //don't visit siblings of starter node - cur.pos.skip_siblings(); - } - check_end_group(buf, cur); - - do { - if(buf.tellp() > initPos) cur.linestart = false; - if(!cur.linestart && !cur.pos.is_first_in_parent()) { - buf << cur.separators.top(); - } - if(cur.pos->is_group()) { - start_group(buf, cur.pos->as_group(), cur); - if(!cur.pos) { - os << buf.str(); - return; - } - } - else { - buf << param_label(cur.pos->as_param(), cur); - ++cur.pos; - } - check_end_group(buf, cur); - } while(cur.pos); - - os << buf.str(); - } - - - /***************************************************************//** - * - * @brief handles pattern group surrounders and separators - * and alternative splitting - * - *******************************************************************/ - void start_group(std::ostringstream& os, - const group& group, context& cur) const - { - //does cur.pos already point to a member or to group itself? - //needed for special treatment of outermost group - const bool alreadyInside = &(cur.pos.parent()) == &group; - - auto lbl = joined_label(group, cur); - if(!lbl.empty()) { - os << lbl; - cur.linestart = false; - //skip over entire group as its label has already been created - if(alreadyInside) { - cur.pos.next_after_siblings(); - } else { - cur.pos.next_sibling(); - } - } - else { - const bool splitAlternatives = group.exclusive() && - fmt_.split_alternatives() && - std::any_of(group.begin(), group.end(), - [this](const pattern& p) { - return int(p.param_count()) >= fmt_.alternatives_min_split_size(); - }); - - if(splitAlternatives) { - cur.postfixes.push(""); - cur.separators.push(""); - //recursively print alternative paths in decision-DAG - //enter group? - if(!alreadyInside) ++cur.pos; - cur.linestart = true; - cur.useOutermost = false; - auto pfx = os.str(); - os.str(""); - //print paths in DAG starting at each group member - for(std::size_t i = 0; i < group.size(); ++i) { - std::stringstream buf; - cur.outermost = cur.pos->is_group() ? &(cur.pos->as_group()) : nullptr; - write(buf, cur, pfx); - if(buf.tellp() > int(pfx.size())) { - os << buf.str(); - if(i < group.size()-1) { - if(cur.line > 0) { - os << string(fmt_.line_spacing(), '\n'); - } - ++cur.line; - os << '\n'; - } - } - cur.pos.next_sibling(); //do not descend into members - } - cur.pos.invalidate(); //signal end-of-path - return; - } - else { - //pre & postfixes, separators - auto surround = group_surrounders(group, cur); - os << surround.first; - cur.postfixes.push(std::move(surround.second)); - cur.separators.push(group_separator(group, fmt_)); - //descend into group? - if(!alreadyInside) ++cur.pos; - } - } - cur.level = cur.pos.level(); - } - - - /***************************************************************//** - * - *******************************************************************/ - void check_end_group(std::ostringstream& os, context& cur) const - { - for(; cur.level > cur.pos.level(); --cur.level) { - os << cur.postfixes.top(); - cur.postfixes.pop(); - cur.separators.pop(); - } - cur.level = cur.pos.level(); - } - - - /***************************************************************//** - * - * @brief makes usage label for one command line parameter - * - *******************************************************************/ - string param_label(const parameter& p, const context& cur) const - { - const auto& parent = cur.pos.parent(); - - const bool startsOptionalSequence = - parent.size() > 1 && p.blocking() && cur.pos.is_first_in_parent(); - - const bool outermost = - ommitOutermostSurrounders_ && cur.outermost == &parent; - - const bool showopt = !cur.is_alternative() && !p.required() - && !startsOptionalSequence && !outermost; - - const bool showrep = p.repeatable() && !outermost; - - string lbl; - - if(showrep) lbl += fmt_.repeat_prefix(); - if(showopt) lbl += fmt_.optional_prefix(); - - const auto& flags = p.flags(); - if(!flags.empty()) { - const int n = std::min(fmt_.max_flags_per_param_in_usage(), - int(flags.size())); - - const bool surrAlt = n > 1 && !showopt && !cur.is_singleton(); - - if(surrAlt) lbl += fmt_.alternative_flags_prefix(); - bool sep = false; - for(int i = 0; i < n; ++i) { - if(sep) { - if(cur.is_singleton()) - lbl += fmt_.alternative_group_separator(); - else - lbl += fmt_.flag_separator(); - } - lbl += flags[i]; - sep = true; - } - if(surrAlt) lbl += fmt_.alternative_flags_postfix(); - } - else { - if(!p.label().empty()) { - lbl += fmt_.label_prefix() - + p.label() - + fmt_.label_postfix(); - } else if(!fmt_.empty_label().empty()) { - lbl += fmt_.label_prefix() - + fmt_.empty_label() - + fmt_.label_postfix(); - } else { - return ""; - } - } - - if(showopt) lbl += fmt_.optional_postfix(); - if(showrep) lbl += fmt_.repeat_postfix(); - - return lbl; - } - - - /***************************************************************//** - * - * @brief prints flags in one group in a merged fashion - * - *******************************************************************/ - string joined_label(const group& g, const context& cur) const - { - if(!fmt_.merge_alternative_flags_with_common_prefix() && - !fmt_.merge_joinable_with_common_prefix()) return ""; - - const bool flagsonly = std::all_of(g.begin(), g.end(), - [](const pattern& p){ - return p.is_param() && !p.as_param().flags().empty(); - }); - - if(!flagsonly) return ""; - - const bool showOpt = g.all_optional() && - !(ommitOutermostSurrounders_ && cur.outermost == &g); - - auto pfx = g.common_flag_prefix(); - if(pfx.empty()) return ""; - - const auto n = pfx.size(); - if(g.exclusive() && - fmt_.merge_alternative_flags_with_common_prefix()) - { - string lbl; - if(showOpt) lbl += fmt_.optional_prefix(); - lbl += pfx + fmt_.alternatives_prefix(); - bool first = true; - for(const auto& p : g) { - if(p.is_param()) { - if(first) - first = false; - else - lbl += fmt_.alternative_param_separator(); - lbl += p.as_param().flags().front().substr(n); - } - } - lbl += fmt_.alternatives_postfix(); - if(showOpt) lbl += fmt_.optional_postfix(); - return lbl; - } - //no alternatives, but joinable flags - else if(g.joinable() && - fmt_.merge_joinable_with_common_prefix()) - { - const bool allSingleChar = std::all_of(g.begin(), g.end(), - [&](const pattern& p){ - return p.is_param() && - p.as_param().flags().front().substr(n).size() == 1; - }); - - if(allSingleChar) { - string lbl; - if(showOpt) lbl += fmt_.optional_prefix(); - lbl += pfx; - for(const auto& p : g) { - if(p.is_param()) - lbl += p.as_param().flags().front().substr(n); - } - if(showOpt) lbl += fmt_.optional_postfix(); - return lbl; - } - } - - return ""; - } - - - /***************************************************************//** - * - * @return symbols with which to surround a group - * - *******************************************************************/ - std::pair - group_surrounders(const group& group, const context& cur) const - { - string prefix; - string postfix; - - const bool isOutermost = &group == cur.outermost; - if(isOutermost && ommitOutermostSurrounders_) - return {string{}, string{}}; - - if(group.exclusive()) { - if(group.all_optional()) { - prefix = fmt_.optional_prefix(); - postfix = fmt_.optional_postfix(); - if(group.all_flagless()) { - prefix += fmt_.label_prefix(); - postfix = fmt_.label_prefix() + postfix; - } - } else if(group.all_flagless()) { - prefix = fmt_.label_prefix(); - postfix = fmt_.label_postfix(); - } else if(!cur.is_singleton() || !isOutermost) { - prefix = fmt_.alternatives_prefix(); - postfix = fmt_.alternatives_postfix(); - } - } - else if(group.size() > 1 && - group.front().blocking() && !group.front().required()) - { - prefix = fmt_.optional_prefix(); - postfix = fmt_.optional_postfix(); - } - else if(group.size() > 1 && cur.is_alternative() && - &group != cur.outermost) - { - prefix = fmt_.group_prefix(); - postfix = fmt_.group_postfix(); - } - else if(!group.exclusive() && - group.joinable() && !cur.linestart) - { - prefix = fmt_.joinable_prefix(); - postfix = fmt_.joinable_postfix(); - } - - if(group.repeatable()) { - if(prefix.empty()) prefix = fmt_.group_prefix(); - prefix = fmt_.repeat_prefix() + prefix; - if(postfix.empty()) postfix = fmt_.group_postfix(); - postfix += fmt_.repeat_postfix(); - } - - return {std::move(prefix), std::move(postfix)}; - } - - - /***************************************************************//** - * - * @return symbol that separates members of a group - * - *******************************************************************/ - static string - group_separator(const group& group, const doc_formatting& fmt) - { - const bool only1ParamPerMember = std::all_of(group.begin(), group.end(), - [](const pattern& p) { return p.param_count() < 2; }); - - if(only1ParamPerMember) { - if(group.exclusive()) { - return fmt.alternative_param_separator(); - } else { - return fmt.param_separator(); - } - } - else { //there is at least one large group inside - if(group.exclusive()) { - return fmt.alternative_group_separator(); - } else { - return fmt.group_separator(); - } - } - } -}; - - - - -/*************************************************************************//** - * - * @brief generates parameter and group documentation from docstrings - * - * @details lazily evaluated - * - *****************************************************************************/ -class documentation -{ -public: - using string = doc_string; - using filter_function = std::function; - - documentation(const group& cli, - const doc_formatting& fmt = doc_formatting{}, - filter_function filter = param_filter{}) - : - cli_(cli), fmt_{fmt}, usgFmt_{fmt}, filter_{std::move(filter)} - { - //necessary, because we re-use "usage_lines" to generate - //labels for documented groups - usgFmt_.max_flags_per_param_in_usage( - usgFmt_.max_flags_per_param_in_doc()); - } - - documentation(const group& cli, filter_function filter) : - documentation{cli, doc_formatting{}, std::move(filter)} - {} - - documentation(const group& cli, const param_filter& filter) : - documentation{cli, doc_formatting{}, - [filter](const parameter& p) { return filter(p); }} - {} - - template - inline friend OStream& operator << (OStream& os, const documentation& p) { - p.write(os); - return os; - } - - string str() const { - std::ostringstream os; - write(os); - return os.str(); - } - - -private: - using dfs_traverser = group::depth_first_traverser; - - const group& cli_; - doc_formatting fmt_; - doc_formatting usgFmt_; - filter_function filter_; - enum class paragraph { param, group }; - - - /***************************************************************//** - * - * @brief writes documentation to output stream - * - *******************************************************************/ - template - void write(OStream& os) const { - detail::formatting_ostream fos(os); - fos.first_column(fmt_.first_column()); - fos.last_column(fmt_.last_column()); - fos.hanging_indent(0); - fos.paragraph_spacing(0); - fos.ignore_newline_chars(fmt_.ignore_newline_chars()); - print_doc(fos, cli_); - } - - - /***************************************************************//** - * - * @brief writes full documentation text for command line parameters - * - *******************************************************************/ - template - void print_doc(detail::formatting_ostream& os, - const group& cli, int indentLvl = 0) const - { - if(cli.empty()) return; - - //if group itself doesn't have docstring - if(cli.doc().empty()) { - for(const auto& p : cli) { - print_doc(os, p, indentLvl); - } - } - else { //group itself does have docstring - bool anyDocInside = std::any_of(cli.begin(), cli.end(), - [](const pattern& p){ return !p.doc().empty(); }); - - if(anyDocInside) { //group docstring as title, then child entries - handle_spacing(os, paragraph::group, indentLvl); - os << cli.doc(); - for(const auto& p : cli) { - print_doc(os, p, indentLvl + 1); - } - } - else { //group label first then group docstring - auto lbl = usage_lines(cli, usgFmt_) - .ommit_outermost_group_surrounders(true).str(); - - str::trim(lbl); - handle_spacing(os, paragraph::param, indentLvl); - print_entry(os, lbl, cli.doc()); - } - } - } - - - /***************************************************************//** - * - * @brief writes documentation text for one group or parameter - * - *******************************************************************/ - template - void print_doc(detail::formatting_ostream& os, - const pattern& ptrn, int indentLvl) const - { - if(ptrn.is_group()) { - print_doc(os, ptrn.as_group(), indentLvl); - } - else { - const auto& p = ptrn.as_param(); - if(!filter_(p)) return; - - handle_spacing(os, paragraph::param, indentLvl); - print_entry(os, param_label(p, fmt_), p.doc()); - } - } - - /***************************************************************//** - * - * @brief handles line and paragraph spacings - * - *******************************************************************/ - template - void handle_spacing(detail::formatting_ostream& os, - paragraph p, int indentLvl) const - { - const auto oldIndent = os.first_column(); - const auto indent = fmt_.first_column() + indentLvl * fmt_.indent_size(); - - if(os.total_non_blank_lines() < 1) { - os.first_column(indent); - return; - } - - if(os.paragraph_lines() > 1 || indent < oldIndent) { - os.wrap_hard(fmt_.paragraph_spacing() + 1); - } else { - os.wrap_hard(); - } - - if(p == paragraph::group) { - if(os.blank_lines_before_paragraph() < fmt_.paragraph_spacing()) { - os.wrap_hard(fmt_.paragraph_spacing() - os.blank_lines_before_paragraph()); - } - } - else if(os.blank_lines_before_paragraph() < fmt_.line_spacing()) { - os.wrap_hard(fmt_.line_spacing() - os.blank_lines_before_paragraph()); - } - os.first_column(indent); - } - - /*********************************************************************//** - * - * @brief prints one entry = label + docstring - * - ************************************************************************/ - template - void print_entry(detail::formatting_ostream& os, - const string& label, const string& docstr) const - { - if(label.empty()) return; - - os << label; - - if(!docstr.empty()) { - if(os.current_column() >= fmt_.doc_column()) os.wrap_soft(); - const auto oldcol = os.first_column(); - os.first_column(fmt_.doc_column()); - os << docstr; - os.first_column(oldcol); - } - } - - - /*********************************************************************//** - * - * @brief makes label for one parameter - * - ************************************************************************/ - static doc_string - param_label(const parameter& param, const doc_formatting& fmt) - { - doc_string lbl; - - if(param.repeatable()) lbl += fmt.repeat_prefix(); - - const auto& flags = param.flags(); - if(!flags.empty()) { - lbl += flags[0]; - const int n = std::min(fmt.max_flags_per_param_in_doc(), - int(flags.size())); - for(int i = 1; i < n; ++i) { - lbl += fmt.flag_separator() + flags[i]; - } - } - else if(!param.label().empty() || !fmt.empty_label().empty()) { - lbl += fmt.label_prefix(); - if(!param.label().empty()) { - lbl += param.label(); - } else { - lbl += fmt.empty_label(); - } - lbl += fmt.label_postfix(); - } - - if(param.repeatable()) lbl += fmt.repeat_postfix(); - - return lbl; - } - -}; - - - - -/*************************************************************************//** - * - * @brief stores strings for man page sections - * - *****************************************************************************/ -class man_page -{ -public: - //--------------------------------------------------------------- - using string = doc_string; - - //--------------------------------------------------------------- - /** @brief man page section */ - class section { - public: - using string = doc_string; - - section(string stitle, string scontent): - title_{std::move(stitle)}, content_{std::move(scontent)} - {} - - const string& title() const noexcept { return title_; } - const string& content() const noexcept { return content_; } - - private: - string title_; - string content_; - }; - -private: - using section_store = std::vector
; - -public: - //--------------------------------------------------------------- - using value_type = section; - using const_iterator = section_store::const_iterator; - using size_type = section_store::size_type; - - - //--------------------------------------------------------------- - man_page& - append_section(string title, string content) - { - sections_.emplace_back(std::move(title), std::move(content)); - return *this; - } - //----------------------------------------------------- - man_page& - prepend_section(string title, string content) - { - sections_.emplace(sections_.begin(), - std::move(title), std::move(content)); - return *this; - } - - - //--------------------------------------------------------------- - const section& operator [] (size_type index) const noexcept { - return sections_[index]; - } - - //--------------------------------------------------------------- - size_type size() const noexcept { return sections_.size(); } - - bool empty() const noexcept { return sections_.empty(); } - - - //--------------------------------------------------------------- - const_iterator begin() const noexcept { return sections_.begin(); } - const_iterator end() const noexcept { return sections_.end(); } - - - //--------------------------------------------------------------- - man_page& program_name(const string& n) { - progName_ = n; - return *this; - } - man_page& program_name(string&& n) { - progName_ = std::move(n); - return *this; - } - const string& program_name() const noexcept { - return progName_; - } - - - //--------------------------------------------------------------- - man_page& section_row_spacing(int rows) { - sectionSpc_ = rows > 0 ? rows : 0; - return *this; - } - int section_row_spacing() const noexcept { return sectionSpc_; } - - -private: - int sectionSpc_ = 1; - section_store sections_; - string progName_; -}; - - - -/*************************************************************************//** - * - * @brief generates man sections from command line parameters - * with sections "synopsis" and "options" - * - *****************************************************************************/ -inline man_page -make_man_page(const group& cli, - doc_string progname = "", - const doc_formatting& fmt = doc_formatting{}) -{ - man_page man; - man.append_section("SYNOPSIS", usage_lines(cli,progname,fmt).str()); - man.append_section("OPTIONS", documentation(cli,fmt).str()); - return man; -} - - - -/*************************************************************************//** - * - * @brief generates man page based on command line parameters - * - *****************************************************************************/ -template -OStream& -operator << (OStream& os, const man_page& man) -{ - bool first = true; - const auto secSpc = doc_string(man.section_row_spacing() + 1, '\n'); - for(const auto& section : man) { - if(!section.content().empty()) { - if(first) first = false; else os << secSpc; - if(!section.title().empty()) os << section.title() << '\n'; - os << section.content(); - } - } - os << '\n'; - return os; -} - - - - - -/*************************************************************************//** - * - * @brief printing methods for debugging command line interfaces - * - *****************************************************************************/ -namespace debug { - - -/*************************************************************************//** - * - * @brief prints first flag or value label of a parameter - * - *****************************************************************************/ -inline doc_string doc_label(const parameter& p) -{ - if(!p.flags().empty()) return p.flags().front(); - if(!p.label().empty()) return p.label(); - return doc_string{""}; -} - -inline doc_string doc_label(const group&) -{ - return ""; -} - -inline doc_string doc_label(const pattern& p) -{ - return p.is_group() ? doc_label(p.as_group()) : doc_label(p.as_param()); -} - - -/*************************************************************************//** - * - * @brief prints parsing result - * - *****************************************************************************/ -template -void print(OStream& os, const parsing_result& result) -{ - for(const auto& m : result) { - os << "#" << m.index() << " " << m.arg() << " -> "; - auto p = m.param(); - if(p) { - os << doc_label(*p) << " \t"; - if(m.repeat() > 0) { - os << (m.bad_repeat() ? "[bad repeat " : "[repeat ") - << m.repeat() << "]"; - } - if(m.blocked()) os << " [blocked]"; - if(m.conflict()) os << " [conflict]"; - os << '\n'; - } - else { - os << " [unmapped]\n"; - } - } - - for(const auto& m : result.missing()) { - auto p = m.param(); - if(p) { - os << doc_label(*p) << " \t"; - os << " [missing after " << m.after_index() << "]\n"; - } - } -} - - -/*************************************************************************//** - * - * @brief prints parameter label and some properties - * - *****************************************************************************/ -template -void print(OStream& os, const parameter& p) -{ - if(p.greedy()) os << '!'; - if(p.blocking()) os << '~'; - if(!p.required()) os << '['; - os << doc_label(p); - if(p.repeatable()) os << "..."; - if(!p.required()) os << "]"; -} - - -//------------------------------------------------------------------- -template -void print(OStream& os, const group& g, int level = 0); - - -/*************************************************************************//** - * - * @brief prints group or parameter; uses indentation - * - *****************************************************************************/ -template -void print(OStream& os, const pattern& param, int level = 0) -{ - if(param.is_group()) { - print(os, param.as_group(), level); - } - else { - os << doc_string(4*level, ' '); - print(os, param.as_param()); - } -} - - -/*************************************************************************//** - * - * @brief prints group and its contents; uses indentation - * - *****************************************************************************/ -template -void print(OStream& os, const group& g, int level) -{ - auto indent = doc_string(4*level, ' '); - os << indent; - if(g.blocking()) os << '~'; - if(g.joinable()) os << 'J'; - os << (g.exclusive() ? "(|\n" : "(\n"); - for(const auto& p : g) { - print(os, p, level+1); - } - os << '\n' << indent << (g.exclusive() ? "|)" : ")"); - if(g.repeatable()) os << "..."; - os << '\n'; -} - - -} // namespace debug -} //namespace clipp - -#endif - diff --git a/third-party/include/curl/curl.h b/third-party/include/curl/curl.h deleted file mode 100644 index bb73199d..00000000 --- a/third-party/include/curl/curl.h +++ /dev/null @@ -1,2897 +0,0 @@ -#ifndef CURLINC_CURL_H -#define CURLINC_CURL_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -/* - * If you have libcurl problems, all docs and details are found here: - * https://curl.haxx.se/libcurl/ - * - * curl-library mailing list subscription and unsubscription web interface: - * https://cool.haxx.se/mailman/listinfo/curl-library/ - */ - -#ifdef CURL_NO_OLDIES -#define CURL_STRICTER -#endif - -#include "curlver.h" /* libcurl version defines */ -#include "system.h" /* determine things run-time */ - -/* - * Define WIN32 when build target is Win32 API - */ - -#if (defined(_WIN32) || defined(__WIN32__)) && \ - !defined(WIN32) && !defined(__SYMBIAN32__) -#define WIN32 -#endif - -#include -#include - -#if defined(__FreeBSD__) && (__FreeBSD__ >= 2) -/* Needed for __FreeBSD_version symbol definition */ -#include -#endif - -/* The include stuff here below is mainly for time_t! */ -#include -#include - -#if defined(WIN32) && !defined(_WIN32_WCE) && !defined(__CYGWIN__) -#if !(defined(_WINSOCKAPI_) || defined(_WINSOCK_H) || \ - defined(__LWIP_OPT_H__) || defined(LWIP_HDR_OPT_H)) -/* The check above prevents the winsock2 inclusion if winsock.h already was - included, since they can't co-exist without problems */ -#include -#include -#endif -#endif - -/* HP-UX systems version 9, 10 and 11 lack sys/select.h and so does oldish - libc5-based Linux systems. Only include it on systems that are known to - require it! */ -#if defined(_AIX) || defined(__NOVELL_LIBC__) || defined(__NetBSD__) || \ - defined(__minix) || defined(__SYMBIAN32__) || defined(__INTEGRITY) || \ - defined(ANDROID) || defined(__ANDROID__) || defined(__OpenBSD__) || \ - defined(__CYGWIN__) || \ - (defined(__FreeBSD_version) && (__FreeBSD_version < 800000)) -#include -#endif - -#if !defined(WIN32) && !defined(_WIN32_WCE) -#include -#endif - -#if !defined(WIN32) && !defined(__WATCOMC__) && !defined(__VXWORKS__) -#include -#endif - -#ifdef __BEOS__ -#include -#endif - -/* Compatibility for non-Clang compilers */ -#ifndef __has_declspec_attribute -# define __has_declspec_attribute(x) 0 -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -#if defined(BUILDING_LIBCURL) || defined(CURL_STRICTER) -typedef struct Curl_easy CURL; -typedef struct Curl_share CURLSH; -#else -typedef void CURL; -typedef void CURLSH; -#endif - -/* - * libcurl external API function linkage decorations. - */ - -#if 1 -# define CURL_EXTERN -#elif defined(WIN32) || defined(__SYMBIAN32__) || \ - (__has_declspec_attribute(dllexport) && \ - __has_declspec_attribute(dllimport)) -# if defined(BUILDING_LIBCURL) -# define CURL_EXTERN __declspec(dllexport) -# else -# define CURL_EXTERN __declspec(dllimport) -# endif -#elif defined(BUILDING_LIBCURL) && defined(CURL_HIDDEN_SYMBOLS) -# define CURL_EXTERN CURL_EXTERN_SYMBOL -#else -# define CURL_EXTERN -#endif - -#ifndef curl_socket_typedef -/* socket typedef */ -#if defined(WIN32) && !defined(__LWIP_OPT_H__) && !defined(LWIP_HDR_OPT_H) -typedef SOCKET curl_socket_t; -#define CURL_SOCKET_BAD INVALID_SOCKET -#else -typedef int curl_socket_t; -#define CURL_SOCKET_BAD -1 -#endif -#define curl_socket_typedef -#endif /* curl_socket_typedef */ - -/* enum for the different supported SSL backends */ -typedef enum { - CURLSSLBACKEND_NONE = 0, - CURLSSLBACKEND_OPENSSL = 1, - CURLSSLBACKEND_GNUTLS = 2, - CURLSSLBACKEND_NSS = 3, - CURLSSLBACKEND_OBSOLETE4 = 4, /* Was QSOSSL. */ - CURLSSLBACKEND_GSKIT = 5, - CURLSSLBACKEND_POLARSSL = 6, - CURLSSLBACKEND_WOLFSSL = 7, - CURLSSLBACKEND_SCHANNEL = 8, - CURLSSLBACKEND_SECURETRANSPORT = 9, - CURLSSLBACKEND_AXTLS = 10, /* never used since 7.63.0 */ - CURLSSLBACKEND_MBEDTLS = 11, - CURLSSLBACKEND_MESALINK = 12, - CURLSSLBACKEND_BEARSSL = 13 -} curl_sslbackend; - -/* aliases for library clones and renames */ -#define CURLSSLBACKEND_LIBRESSL CURLSSLBACKEND_OPENSSL -#define CURLSSLBACKEND_BORINGSSL CURLSSLBACKEND_OPENSSL - -/* deprecated names: */ -#define CURLSSLBACKEND_CYASSL CURLSSLBACKEND_WOLFSSL -#define CURLSSLBACKEND_DARWINSSL CURLSSLBACKEND_SECURETRANSPORT - -struct curl_httppost { - struct curl_httppost *next; /* next entry in the list */ - char *name; /* pointer to allocated name */ - long namelength; /* length of name length */ - char *contents; /* pointer to allocated data contents */ - long contentslength; /* length of contents field, see also - CURL_HTTPPOST_LARGE */ - char *buffer; /* pointer to allocated buffer contents */ - long bufferlength; /* length of buffer field */ - char *contenttype; /* Content-Type */ - struct curl_slist *contentheader; /* list of extra headers for this form */ - struct curl_httppost *more; /* if one field name has more than one - file, this link should link to following - files */ - long flags; /* as defined below */ - -/* specified content is a file name */ -#define CURL_HTTPPOST_FILENAME (1<<0) -/* specified content is a file name */ -#define CURL_HTTPPOST_READFILE (1<<1) -/* name is only stored pointer do not free in formfree */ -#define CURL_HTTPPOST_PTRNAME (1<<2) -/* contents is only stored pointer do not free in formfree */ -#define CURL_HTTPPOST_PTRCONTENTS (1<<3) -/* upload file from buffer */ -#define CURL_HTTPPOST_BUFFER (1<<4) -/* upload file from pointer contents */ -#define CURL_HTTPPOST_PTRBUFFER (1<<5) -/* upload file contents by using the regular read callback to get the data and - pass the given pointer as custom pointer */ -#define CURL_HTTPPOST_CALLBACK (1<<6) -/* use size in 'contentlen', added in 7.46.0 */ -#define CURL_HTTPPOST_LARGE (1<<7) - - char *showfilename; /* The file name to show. If not set, the - actual file name will be used (if this - is a file part) */ - void *userp; /* custom pointer used for - HTTPPOST_CALLBACK posts */ - curl_off_t contentlen; /* alternative length of contents - field. Used if CURL_HTTPPOST_LARGE is - set. Added in 7.46.0 */ -}; - - -/* This is a return code for the progress callback that, when returned, will - signal libcurl to continue executing the default progress function */ -#define CURL_PROGRESSFUNC_CONTINUE 0x10000001 - -/* This is the CURLOPT_PROGRESSFUNCTION callback prototype. It is now - considered deprecated but was the only choice up until 7.31.0 */ -typedef int (*curl_progress_callback)(void *clientp, - double dltotal, - double dlnow, - double ultotal, - double ulnow); - -/* This is the CURLOPT_XFERINFOFUNCTION callback prototype. It was introduced - in 7.32.0, avoids the use of floating point numbers and provides more - detailed information. */ -typedef int (*curl_xferinfo_callback)(void *clientp, - curl_off_t dltotal, - curl_off_t dlnow, - curl_off_t ultotal, - curl_off_t ulnow); - -#ifndef CURL_MAX_READ_SIZE - /* The maximum receive buffer size configurable via CURLOPT_BUFFERSIZE. */ -#define CURL_MAX_READ_SIZE 524288 -#endif - -#ifndef CURL_MAX_WRITE_SIZE - /* Tests have proven that 20K is a very bad buffer size for uploads on - Windows, while 16K for some odd reason performed a lot better. - We do the ifndef check to allow this value to easier be changed at build - time for those who feel adventurous. The practical minimum is about - 400 bytes since libcurl uses a buffer of this size as a scratch area - (unrelated to network send operations). */ -#define CURL_MAX_WRITE_SIZE 16384 -#endif - -#ifndef CURL_MAX_HTTP_HEADER -/* The only reason to have a max limit for this is to avoid the risk of a bad - server feeding libcurl with a never-ending header that will cause reallocs - infinitely */ -#define CURL_MAX_HTTP_HEADER (100*1024) -#endif - -/* This is a magic return code for the write callback that, when returned, - will signal libcurl to pause receiving on the current transfer. */ -#define CURL_WRITEFUNC_PAUSE 0x10000001 - -typedef size_t (*curl_write_callback)(char *buffer, - size_t size, - size_t nitems, - void *outstream); - -/* This callback will be called when a new resolver request is made */ -typedef int (*curl_resolver_start_callback)(void *resolver_state, - void *reserved, void *userdata); - -/* enumeration of file types */ -typedef enum { - CURLFILETYPE_FILE = 0, - CURLFILETYPE_DIRECTORY, - CURLFILETYPE_SYMLINK, - CURLFILETYPE_DEVICE_BLOCK, - CURLFILETYPE_DEVICE_CHAR, - CURLFILETYPE_NAMEDPIPE, - CURLFILETYPE_SOCKET, - CURLFILETYPE_DOOR, /* is possible only on Sun Solaris now */ - - CURLFILETYPE_UNKNOWN /* should never occur */ -} curlfiletype; - -#define CURLFINFOFLAG_KNOWN_FILENAME (1<<0) -#define CURLFINFOFLAG_KNOWN_FILETYPE (1<<1) -#define CURLFINFOFLAG_KNOWN_TIME (1<<2) -#define CURLFINFOFLAG_KNOWN_PERM (1<<3) -#define CURLFINFOFLAG_KNOWN_UID (1<<4) -#define CURLFINFOFLAG_KNOWN_GID (1<<5) -#define CURLFINFOFLAG_KNOWN_SIZE (1<<6) -#define CURLFINFOFLAG_KNOWN_HLINKCOUNT (1<<7) - -/* Information about a single file, used when doing FTP wildcard matching */ -struct curl_fileinfo { - char *filename; - curlfiletype filetype; - time_t time; /* always zero! */ - unsigned int perm; - int uid; - int gid; - curl_off_t size; - long int hardlinks; - - struct { - /* If some of these fields is not NULL, it is a pointer to b_data. */ - char *time; - char *perm; - char *user; - char *group; - char *target; /* pointer to the target filename of a symlink */ - } strings; - - unsigned int flags; - - /* used internally */ - char *b_data; - size_t b_size; - size_t b_used; -}; - -/* return codes for CURLOPT_CHUNK_BGN_FUNCTION */ -#define CURL_CHUNK_BGN_FUNC_OK 0 -#define CURL_CHUNK_BGN_FUNC_FAIL 1 /* tell the lib to end the task */ -#define CURL_CHUNK_BGN_FUNC_SKIP 2 /* skip this chunk over */ - -/* if splitting of data transfer is enabled, this callback is called before - download of an individual chunk started. Note that parameter "remains" works - only for FTP wildcard downloading (for now), otherwise is not used */ -typedef long (*curl_chunk_bgn_callback)(const void *transfer_info, - void *ptr, - int remains); - -/* return codes for CURLOPT_CHUNK_END_FUNCTION */ -#define CURL_CHUNK_END_FUNC_OK 0 -#define CURL_CHUNK_END_FUNC_FAIL 1 /* tell the lib to end the task */ - -/* If splitting of data transfer is enabled this callback is called after - download of an individual chunk finished. - Note! After this callback was set then it have to be called FOR ALL chunks. - Even if downloading of this chunk was skipped in CHUNK_BGN_FUNC. - This is the reason why we don't need "transfer_info" parameter in this - callback and we are not interested in "remains" parameter too. */ -typedef long (*curl_chunk_end_callback)(void *ptr); - -/* return codes for FNMATCHFUNCTION */ -#define CURL_FNMATCHFUNC_MATCH 0 /* string corresponds to the pattern */ -#define CURL_FNMATCHFUNC_NOMATCH 1 /* pattern doesn't match the string */ -#define CURL_FNMATCHFUNC_FAIL 2 /* an error occurred */ - -/* callback type for wildcard downloading pattern matching. If the - string matches the pattern, return CURL_FNMATCHFUNC_MATCH value, etc. */ -typedef int (*curl_fnmatch_callback)(void *ptr, - const char *pattern, - const char *string); - -/* These are the return codes for the seek callbacks */ -#define CURL_SEEKFUNC_OK 0 -#define CURL_SEEKFUNC_FAIL 1 /* fail the entire transfer */ -#define CURL_SEEKFUNC_CANTSEEK 2 /* tell libcurl seeking can't be done, so - libcurl might try other means instead */ -typedef int (*curl_seek_callback)(void *instream, - curl_off_t offset, - int origin); /* 'whence' */ - -/* This is a return code for the read callback that, when returned, will - signal libcurl to immediately abort the current transfer. */ -#define CURL_READFUNC_ABORT 0x10000000 -/* This is a return code for the read callback that, when returned, will - signal libcurl to pause sending data on the current transfer. */ -#define CURL_READFUNC_PAUSE 0x10000001 - -/* Return code for when the trailing headers' callback has terminated - without any errors*/ -#define CURL_TRAILERFUNC_OK 0 -/* Return code for when was an error in the trailing header's list and we - want to abort the request */ -#define CURL_TRAILERFUNC_ABORT 1 - -typedef size_t (*curl_read_callback)(char *buffer, - size_t size, - size_t nitems, - void *instream); - -typedef int (*curl_trailer_callback)(struct curl_slist **list, - void *userdata); - -typedef enum { - CURLSOCKTYPE_IPCXN, /* socket created for a specific IP connection */ - CURLSOCKTYPE_ACCEPT, /* socket created by accept() call */ - CURLSOCKTYPE_LAST /* never use */ -} curlsocktype; - -/* The return code from the sockopt_callback can signal information back - to libcurl: */ -#define CURL_SOCKOPT_OK 0 -#define CURL_SOCKOPT_ERROR 1 /* causes libcurl to abort and return - CURLE_ABORTED_BY_CALLBACK */ -#define CURL_SOCKOPT_ALREADY_CONNECTED 2 - -typedef int (*curl_sockopt_callback)(void *clientp, - curl_socket_t curlfd, - curlsocktype purpose); - -struct curl_sockaddr { - int family; - int socktype; - int protocol; - unsigned int addrlen; /* addrlen was a socklen_t type before 7.18.0 but it - turned really ugly and painful on the systems that - lack this type */ - struct sockaddr addr; -}; - -typedef curl_socket_t -(*curl_opensocket_callback)(void *clientp, - curlsocktype purpose, - struct curl_sockaddr *address); - -typedef int -(*curl_closesocket_callback)(void *clientp, curl_socket_t item); - -typedef enum { - CURLIOE_OK, /* I/O operation successful */ - CURLIOE_UNKNOWNCMD, /* command was unknown to callback */ - CURLIOE_FAILRESTART, /* failed to restart the read */ - CURLIOE_LAST /* never use */ -} curlioerr; - -typedef enum { - CURLIOCMD_NOP, /* no operation */ - CURLIOCMD_RESTARTREAD, /* restart the read stream from start */ - CURLIOCMD_LAST /* never use */ -} curliocmd; - -typedef curlioerr (*curl_ioctl_callback)(CURL *handle, - int cmd, - void *clientp); - -#ifndef CURL_DID_MEMORY_FUNC_TYPEDEFS -/* - * The following typedef's are signatures of malloc, free, realloc, strdup and - * calloc respectively. Function pointers of these types can be passed to the - * curl_global_init_mem() function to set user defined memory management - * callback routines. - */ -typedef void *(*curl_malloc_callback)(size_t size); -typedef void (*curl_free_callback)(void *ptr); -typedef void *(*curl_realloc_callback)(void *ptr, size_t size); -typedef char *(*curl_strdup_callback)(const char *str); -typedef void *(*curl_calloc_callback)(size_t nmemb, size_t size); - -#define CURL_DID_MEMORY_FUNC_TYPEDEFS -#endif - -/* the kind of data that is passed to information_callback*/ -typedef enum { - CURLINFO_TEXT = 0, - CURLINFO_HEADER_IN, /* 1 */ - CURLINFO_HEADER_OUT, /* 2 */ - CURLINFO_DATA_IN, /* 3 */ - CURLINFO_DATA_OUT, /* 4 */ - CURLINFO_SSL_DATA_IN, /* 5 */ - CURLINFO_SSL_DATA_OUT, /* 6 */ - CURLINFO_END -} curl_infotype; - -typedef int (*curl_debug_callback) - (CURL *handle, /* the handle/transfer this concerns */ - curl_infotype type, /* what kind of data */ - char *data, /* points to the data */ - size_t size, /* size of the data pointed to */ - void *userptr); /* whatever the user please */ - -/* All possible error codes from all sorts of curl functions. Future versions - may return other values, stay prepared. - - Always add new return codes last. Never *EVER* remove any. The return - codes must remain the same! - */ - -typedef enum { - CURLE_OK = 0, - CURLE_UNSUPPORTED_PROTOCOL, /* 1 */ - CURLE_FAILED_INIT, /* 2 */ - CURLE_URL_MALFORMAT, /* 3 */ - CURLE_NOT_BUILT_IN, /* 4 - [was obsoleted in August 2007 for - 7.17.0, reused in April 2011 for 7.21.5] */ - CURLE_COULDNT_RESOLVE_PROXY, /* 5 */ - CURLE_COULDNT_RESOLVE_HOST, /* 6 */ - CURLE_COULDNT_CONNECT, /* 7 */ - CURLE_WEIRD_SERVER_REPLY, /* 8 */ - CURLE_REMOTE_ACCESS_DENIED, /* 9 a service was denied by the server - due to lack of access - when login fails - this is not returned. */ - CURLE_FTP_ACCEPT_FAILED, /* 10 - [was obsoleted in April 2006 for - 7.15.4, reused in Dec 2011 for 7.24.0]*/ - CURLE_FTP_WEIRD_PASS_REPLY, /* 11 */ - CURLE_FTP_ACCEPT_TIMEOUT, /* 12 - timeout occurred accepting server - [was obsoleted in August 2007 for 7.17.0, - reused in Dec 2011 for 7.24.0]*/ - CURLE_FTP_WEIRD_PASV_REPLY, /* 13 */ - CURLE_FTP_WEIRD_227_FORMAT, /* 14 */ - CURLE_FTP_CANT_GET_HOST, /* 15 */ - CURLE_HTTP2, /* 16 - A problem in the http2 framing layer. - [was obsoleted in August 2007 for 7.17.0, - reused in July 2014 for 7.38.0] */ - CURLE_FTP_COULDNT_SET_TYPE, /* 17 */ - CURLE_PARTIAL_FILE, /* 18 */ - CURLE_FTP_COULDNT_RETR_FILE, /* 19 */ - CURLE_OBSOLETE20, /* 20 - NOT USED */ - CURLE_QUOTE_ERROR, /* 21 - quote command failure */ - CURLE_HTTP_RETURNED_ERROR, /* 22 */ - CURLE_WRITE_ERROR, /* 23 */ - CURLE_OBSOLETE24, /* 24 - NOT USED */ - CURLE_UPLOAD_FAILED, /* 25 - failed upload "command" */ - CURLE_READ_ERROR, /* 26 - couldn't open/read from file */ - CURLE_OUT_OF_MEMORY, /* 27 */ - /* Note: CURLE_OUT_OF_MEMORY may sometimes indicate a conversion error - instead of a memory allocation error if CURL_DOES_CONVERSIONS - is defined - */ - CURLE_OPERATION_TIMEDOUT, /* 28 - the timeout time was reached */ - CURLE_OBSOLETE29, /* 29 - NOT USED */ - CURLE_FTP_PORT_FAILED, /* 30 - FTP PORT operation failed */ - CURLE_FTP_COULDNT_USE_REST, /* 31 - the REST command failed */ - CURLE_OBSOLETE32, /* 32 - NOT USED */ - CURLE_RANGE_ERROR, /* 33 - RANGE "command" didn't work */ - CURLE_HTTP_POST_ERROR, /* 34 */ - CURLE_SSL_CONNECT_ERROR, /* 35 - wrong when connecting with SSL */ - CURLE_BAD_DOWNLOAD_RESUME, /* 36 - couldn't resume download */ - CURLE_FILE_COULDNT_READ_FILE, /* 37 */ - CURLE_LDAP_CANNOT_BIND, /* 38 */ - CURLE_LDAP_SEARCH_FAILED, /* 39 */ - CURLE_OBSOLETE40, /* 40 - NOT USED */ - CURLE_FUNCTION_NOT_FOUND, /* 41 - NOT USED starting with 7.53.0 */ - CURLE_ABORTED_BY_CALLBACK, /* 42 */ - CURLE_BAD_FUNCTION_ARGUMENT, /* 43 */ - CURLE_OBSOLETE44, /* 44 - NOT USED */ - CURLE_INTERFACE_FAILED, /* 45 - CURLOPT_INTERFACE failed */ - CURLE_OBSOLETE46, /* 46 - NOT USED */ - CURLE_TOO_MANY_REDIRECTS, /* 47 - catch endless re-direct loops */ - CURLE_UNKNOWN_OPTION, /* 48 - User specified an unknown option */ - CURLE_TELNET_OPTION_SYNTAX, /* 49 - Malformed telnet option */ - CURLE_OBSOLETE50, /* 50 - NOT USED */ - CURLE_OBSOLETE51, /* 51 - NOT USED */ - CURLE_GOT_NOTHING, /* 52 - when this is a specific error */ - CURLE_SSL_ENGINE_NOTFOUND, /* 53 - SSL crypto engine not found */ - CURLE_SSL_ENGINE_SETFAILED, /* 54 - can not set SSL crypto engine as - default */ - CURLE_SEND_ERROR, /* 55 - failed sending network data */ - CURLE_RECV_ERROR, /* 56 - failure in receiving network data */ - CURLE_OBSOLETE57, /* 57 - NOT IN USE */ - CURLE_SSL_CERTPROBLEM, /* 58 - problem with the local certificate */ - CURLE_SSL_CIPHER, /* 59 - couldn't use specified cipher */ - CURLE_PEER_FAILED_VERIFICATION, /* 60 - peer's certificate or fingerprint - wasn't verified fine */ - CURLE_BAD_CONTENT_ENCODING, /* 61 - Unrecognized/bad encoding */ - CURLE_LDAP_INVALID_URL, /* 62 - Invalid LDAP URL */ - CURLE_FILESIZE_EXCEEDED, /* 63 - Maximum file size exceeded */ - CURLE_USE_SSL_FAILED, /* 64 - Requested FTP SSL level failed */ - CURLE_SEND_FAIL_REWIND, /* 65 - Sending the data requires a rewind - that failed */ - CURLE_SSL_ENGINE_INITFAILED, /* 66 - failed to initialise ENGINE */ - CURLE_LOGIN_DENIED, /* 67 - user, password or similar was not - accepted and we failed to login */ - CURLE_TFTP_NOTFOUND, /* 68 - file not found on server */ - CURLE_TFTP_PERM, /* 69 - permission problem on server */ - CURLE_REMOTE_DISK_FULL, /* 70 - out of disk space on server */ - CURLE_TFTP_ILLEGAL, /* 71 - Illegal TFTP operation */ - CURLE_TFTP_UNKNOWNID, /* 72 - Unknown transfer ID */ - CURLE_REMOTE_FILE_EXISTS, /* 73 - File already exists */ - CURLE_TFTP_NOSUCHUSER, /* 74 - No such user */ - CURLE_CONV_FAILED, /* 75 - conversion failed */ - CURLE_CONV_REQD, /* 76 - caller must register conversion - callbacks using curl_easy_setopt options - CURLOPT_CONV_FROM_NETWORK_FUNCTION, - CURLOPT_CONV_TO_NETWORK_FUNCTION, and - CURLOPT_CONV_FROM_UTF8_FUNCTION */ - CURLE_SSL_CACERT_BADFILE, /* 77 - could not load CACERT file, missing - or wrong format */ - CURLE_REMOTE_FILE_NOT_FOUND, /* 78 - remote file not found */ - CURLE_SSH, /* 79 - error from the SSH layer, somewhat - generic so the error message will be of - interest when this has happened */ - - CURLE_SSL_SHUTDOWN_FAILED, /* 80 - Failed to shut down the SSL - connection */ - CURLE_AGAIN, /* 81 - socket is not ready for send/recv, - wait till it's ready and try again (Added - in 7.18.2) */ - CURLE_SSL_CRL_BADFILE, /* 82 - could not load CRL file, missing or - wrong format (Added in 7.19.0) */ - CURLE_SSL_ISSUER_ERROR, /* 83 - Issuer check failed. (Added in - 7.19.0) */ - CURLE_FTP_PRET_FAILED, /* 84 - a PRET command failed */ - CURLE_RTSP_CSEQ_ERROR, /* 85 - mismatch of RTSP CSeq numbers */ - CURLE_RTSP_SESSION_ERROR, /* 86 - mismatch of RTSP Session Ids */ - CURLE_FTP_BAD_FILE_LIST, /* 87 - unable to parse FTP file list */ - CURLE_CHUNK_FAILED, /* 88 - chunk callback reported error */ - CURLE_NO_CONNECTION_AVAILABLE, /* 89 - No connection available, the - session will be queued */ - CURLE_SSL_PINNEDPUBKEYNOTMATCH, /* 90 - specified pinned public key did not - match */ - CURLE_SSL_INVALIDCERTSTATUS, /* 91 - invalid certificate status */ - CURLE_HTTP2_STREAM, /* 92 - stream error in HTTP/2 framing layer - */ - CURLE_RECURSIVE_API_CALL, /* 93 - an api function was called from - inside a callback */ - CURLE_AUTH_ERROR, /* 94 - an authentication function returned an - error */ - CURLE_HTTP3, /* 95 - An HTTP/3 layer problem */ - CURL_LAST /* never use! */ -} CURLcode; - -#ifndef CURL_NO_OLDIES /* define this to test if your app builds with all - the obsolete stuff removed! */ - -/* Previously obsolete error code re-used in 7.38.0 */ -#define CURLE_OBSOLETE16 CURLE_HTTP2 - -/* Previously obsolete error codes re-used in 7.24.0 */ -#define CURLE_OBSOLETE10 CURLE_FTP_ACCEPT_FAILED -#define CURLE_OBSOLETE12 CURLE_FTP_ACCEPT_TIMEOUT - -/* compatibility with older names */ -#define CURLOPT_ENCODING CURLOPT_ACCEPT_ENCODING -#define CURLE_FTP_WEIRD_SERVER_REPLY CURLE_WEIRD_SERVER_REPLY - -/* The following were added in 7.62.0 */ -#define CURLE_SSL_CACERT CURLE_PEER_FAILED_VERIFICATION - -/* The following were added in 7.21.5, April 2011 */ -#define CURLE_UNKNOWN_TELNET_OPTION CURLE_UNKNOWN_OPTION - -/* The following were added in 7.17.1 */ -/* These are scheduled to disappear by 2009 */ -#define CURLE_SSL_PEER_CERTIFICATE CURLE_PEER_FAILED_VERIFICATION - -/* The following were added in 7.17.0 */ -/* These are scheduled to disappear by 2009 */ -#define CURLE_OBSOLETE CURLE_OBSOLETE50 /* no one should be using this! */ -#define CURLE_BAD_PASSWORD_ENTERED CURLE_OBSOLETE46 -#define CURLE_BAD_CALLING_ORDER CURLE_OBSOLETE44 -#define CURLE_FTP_USER_PASSWORD_INCORRECT CURLE_OBSOLETE10 -#define CURLE_FTP_CANT_RECONNECT CURLE_OBSOLETE16 -#define CURLE_FTP_COULDNT_GET_SIZE CURLE_OBSOLETE32 -#define CURLE_FTP_COULDNT_SET_ASCII CURLE_OBSOLETE29 -#define CURLE_FTP_WEIRD_USER_REPLY CURLE_OBSOLETE12 -#define CURLE_FTP_WRITE_ERROR CURLE_OBSOLETE20 -#define CURLE_LIBRARY_NOT_FOUND CURLE_OBSOLETE40 -#define CURLE_MALFORMAT_USER CURLE_OBSOLETE24 -#define CURLE_SHARE_IN_USE CURLE_OBSOLETE57 -#define CURLE_URL_MALFORMAT_USER CURLE_NOT_BUILT_IN - -#define CURLE_FTP_ACCESS_DENIED CURLE_REMOTE_ACCESS_DENIED -#define CURLE_FTP_COULDNT_SET_BINARY CURLE_FTP_COULDNT_SET_TYPE -#define CURLE_FTP_QUOTE_ERROR CURLE_QUOTE_ERROR -#define CURLE_TFTP_DISKFULL CURLE_REMOTE_DISK_FULL -#define CURLE_TFTP_EXISTS CURLE_REMOTE_FILE_EXISTS -#define CURLE_HTTP_RANGE_ERROR CURLE_RANGE_ERROR -#define CURLE_FTP_SSL_FAILED CURLE_USE_SSL_FAILED - -/* The following were added earlier */ - -#define CURLE_OPERATION_TIMEOUTED CURLE_OPERATION_TIMEDOUT - -#define CURLE_HTTP_NOT_FOUND CURLE_HTTP_RETURNED_ERROR -#define CURLE_HTTP_PORT_FAILED CURLE_INTERFACE_FAILED -#define CURLE_FTP_COULDNT_STOR_FILE CURLE_UPLOAD_FAILED - -#define CURLE_FTP_PARTIAL_FILE CURLE_PARTIAL_FILE -#define CURLE_FTP_BAD_DOWNLOAD_RESUME CURLE_BAD_DOWNLOAD_RESUME - -/* This was the error code 50 in 7.7.3 and a few earlier versions, this - is no longer used by libcurl but is instead #defined here only to not - make programs break */ -#define CURLE_ALREADY_COMPLETE 99999 - -/* Provide defines for really old option names */ -#define CURLOPT_FILE CURLOPT_WRITEDATA /* name changed in 7.9.7 */ -#define CURLOPT_INFILE CURLOPT_READDATA /* name changed in 7.9.7 */ -#define CURLOPT_WRITEHEADER CURLOPT_HEADERDATA - -/* Since long deprecated options with no code in the lib that does anything - with them. */ -#define CURLOPT_WRITEINFO CURLOPT_OBSOLETE40 -#define CURLOPT_CLOSEPOLICY CURLOPT_OBSOLETE72 - -#endif /*!CURL_NO_OLDIES*/ - -/* This prototype applies to all conversion callbacks */ -typedef CURLcode (*curl_conv_callback)(char *buffer, size_t length); - -typedef CURLcode (*curl_ssl_ctx_callback)(CURL *curl, /* easy handle */ - void *ssl_ctx, /* actually an OpenSSL - or WolfSSL SSL_CTX, - or an mbedTLS - mbedtls_ssl_config */ - void *userptr); - -typedef enum { - CURLPROXY_HTTP = 0, /* added in 7.10, new in 7.19.4 default is to use - CONNECT HTTP/1.1 */ - CURLPROXY_HTTP_1_0 = 1, /* added in 7.19.4, force to use CONNECT - HTTP/1.0 */ - CURLPROXY_HTTPS = 2, /* added in 7.52.0 */ - CURLPROXY_SOCKS4 = 4, /* support added in 7.15.2, enum existed already - in 7.10 */ - CURLPROXY_SOCKS5 = 5, /* added in 7.10 */ - CURLPROXY_SOCKS4A = 6, /* added in 7.18.0 */ - CURLPROXY_SOCKS5_HOSTNAME = 7 /* Use the SOCKS5 protocol but pass along the - host name rather than the IP address. added - in 7.18.0 */ -} curl_proxytype; /* this enum was added in 7.10 */ - -/* - * Bitmasks for CURLOPT_HTTPAUTH and CURLOPT_PROXYAUTH options: - * - * CURLAUTH_NONE - No HTTP authentication - * CURLAUTH_BASIC - HTTP Basic authentication (default) - * CURLAUTH_DIGEST - HTTP Digest authentication - * CURLAUTH_NEGOTIATE - HTTP Negotiate (SPNEGO) authentication - * CURLAUTH_GSSNEGOTIATE - Alias for CURLAUTH_NEGOTIATE (deprecated) - * CURLAUTH_NTLM - HTTP NTLM authentication - * CURLAUTH_DIGEST_IE - HTTP Digest authentication with IE flavour - * CURLAUTH_NTLM_WB - HTTP NTLM authentication delegated to winbind helper - * CURLAUTH_BEARER - HTTP Bearer token authentication - * CURLAUTH_ONLY - Use together with a single other type to force no - * authentication or just that single type - * CURLAUTH_ANY - All fine types set - * CURLAUTH_ANYSAFE - All fine types except Basic - */ - -#define CURLAUTH_NONE ((unsigned long)0) -#define CURLAUTH_BASIC (((unsigned long)1)<<0) -#define CURLAUTH_DIGEST (((unsigned long)1)<<1) -#define CURLAUTH_NEGOTIATE (((unsigned long)1)<<2) -/* Deprecated since the advent of CURLAUTH_NEGOTIATE */ -#define CURLAUTH_GSSNEGOTIATE CURLAUTH_NEGOTIATE -/* Used for CURLOPT_SOCKS5_AUTH to stay terminologically correct */ -#define CURLAUTH_GSSAPI CURLAUTH_NEGOTIATE -#define CURLAUTH_NTLM (((unsigned long)1)<<3) -#define CURLAUTH_DIGEST_IE (((unsigned long)1)<<4) -#define CURLAUTH_NTLM_WB (((unsigned long)1)<<5) -#define CURLAUTH_BEARER (((unsigned long)1)<<6) -#define CURLAUTH_ONLY (((unsigned long)1)<<31) -#define CURLAUTH_ANY (~CURLAUTH_DIGEST_IE) -#define CURLAUTH_ANYSAFE (~(CURLAUTH_BASIC|CURLAUTH_DIGEST_IE)) - -#define CURLSSH_AUTH_ANY ~0 /* all types supported by the server */ -#define CURLSSH_AUTH_NONE 0 /* none allowed, silly but complete */ -#define CURLSSH_AUTH_PUBLICKEY (1<<0) /* public/private key files */ -#define CURLSSH_AUTH_PASSWORD (1<<1) /* password */ -#define CURLSSH_AUTH_HOST (1<<2) /* host key files */ -#define CURLSSH_AUTH_KEYBOARD (1<<3) /* keyboard interactive */ -#define CURLSSH_AUTH_AGENT (1<<4) /* agent (ssh-agent, pageant...) */ -#define CURLSSH_AUTH_GSSAPI (1<<5) /* gssapi (kerberos, ...) */ -#define CURLSSH_AUTH_DEFAULT CURLSSH_AUTH_ANY - -#define CURLGSSAPI_DELEGATION_NONE 0 /* no delegation (default) */ -#define CURLGSSAPI_DELEGATION_POLICY_FLAG (1<<0) /* if permitted by policy */ -#define CURLGSSAPI_DELEGATION_FLAG (1<<1) /* delegate always */ - -#define CURL_ERROR_SIZE 256 - -enum curl_khtype { - CURLKHTYPE_UNKNOWN, - CURLKHTYPE_RSA1, - CURLKHTYPE_RSA, - CURLKHTYPE_DSS, - CURLKHTYPE_ECDSA, - CURLKHTYPE_ED25519 -}; - -struct curl_khkey { - const char *key; /* points to a zero-terminated string encoded with base64 - if len is zero, otherwise to the "raw" data */ - size_t len; - enum curl_khtype keytype; -}; - -/* this is the set of return values expected from the curl_sshkeycallback - callback */ -enum curl_khstat { - CURLKHSTAT_FINE_ADD_TO_FILE, - CURLKHSTAT_FINE, - CURLKHSTAT_REJECT, /* reject the connection, return an error */ - CURLKHSTAT_DEFER, /* do not accept it, but we can't answer right now so - this causes a CURLE_DEFER error but otherwise the - connection will be left intact etc */ - CURLKHSTAT_LAST /* not for use, only a marker for last-in-list */ -}; - -/* this is the set of status codes pass in to the callback */ -enum curl_khmatch { - CURLKHMATCH_OK, /* match */ - CURLKHMATCH_MISMATCH, /* host found, key mismatch! */ - CURLKHMATCH_MISSING, /* no matching host/key found */ - CURLKHMATCH_LAST /* not for use, only a marker for last-in-list */ -}; - -typedef int - (*curl_sshkeycallback) (CURL *easy, /* easy handle */ - const struct curl_khkey *knownkey, /* known */ - const struct curl_khkey *foundkey, /* found */ - enum curl_khmatch, /* libcurl's view on the keys */ - void *clientp); /* custom pointer passed from app */ - -/* parameter for the CURLOPT_USE_SSL option */ -typedef enum { - CURLUSESSL_NONE, /* do not attempt to use SSL */ - CURLUSESSL_TRY, /* try using SSL, proceed anyway otherwise */ - CURLUSESSL_CONTROL, /* SSL for the control connection or fail */ - CURLUSESSL_ALL, /* SSL for all communication or fail */ - CURLUSESSL_LAST /* not an option, never use */ -} curl_usessl; - -/* Definition of bits for the CURLOPT_SSL_OPTIONS argument: */ - -/* - ALLOW_BEAST tells libcurl to allow the BEAST SSL vulnerability in the - name of improving interoperability with older servers. Some SSL libraries - have introduced work-arounds for this flaw but those work-arounds sometimes - make the SSL communication fail. To regain functionality with those broken - servers, a user can this way allow the vulnerability back. */ -#define CURLSSLOPT_ALLOW_BEAST (1<<0) - -/* - NO_REVOKE tells libcurl to disable certificate revocation checks for those - SSL backends where such behavior is present. */ -#define CURLSSLOPT_NO_REVOKE (1<<1) - -/* - NO_PARTIALCHAIN tells libcurl to *NOT* accept a partial certificate chain - if possible. The OpenSSL backend has this ability. */ -#define CURLSSLOPT_NO_PARTIALCHAIN (1<<2) - -/* The default connection attempt delay in milliseconds for happy eyeballs. - CURLOPT_HAPPY_EYEBALLS_TIMEOUT_MS.3 and happy-eyeballs-timeout-ms.d document - this value, keep them in sync. */ -#define CURL_HET_DEFAULT 200L - -/* The default connection upkeep interval in milliseconds. */ -#define CURL_UPKEEP_INTERVAL_DEFAULT 60000L - -#ifndef CURL_NO_OLDIES /* define this to test if your app builds with all - the obsolete stuff removed! */ - -/* Backwards compatibility with older names */ -/* These are scheduled to disappear by 2009 */ - -#define CURLFTPSSL_NONE CURLUSESSL_NONE -#define CURLFTPSSL_TRY CURLUSESSL_TRY -#define CURLFTPSSL_CONTROL CURLUSESSL_CONTROL -#define CURLFTPSSL_ALL CURLUSESSL_ALL -#define CURLFTPSSL_LAST CURLUSESSL_LAST -#define curl_ftpssl curl_usessl -#endif /*!CURL_NO_OLDIES*/ - -/* parameter for the CURLOPT_FTP_SSL_CCC option */ -typedef enum { - CURLFTPSSL_CCC_NONE, /* do not send CCC */ - CURLFTPSSL_CCC_PASSIVE, /* Let the server initiate the shutdown */ - CURLFTPSSL_CCC_ACTIVE, /* Initiate the shutdown */ - CURLFTPSSL_CCC_LAST /* not an option, never use */ -} curl_ftpccc; - -/* parameter for the CURLOPT_FTPSSLAUTH option */ -typedef enum { - CURLFTPAUTH_DEFAULT, /* let libcurl decide */ - CURLFTPAUTH_SSL, /* use "AUTH SSL" */ - CURLFTPAUTH_TLS, /* use "AUTH TLS" */ - CURLFTPAUTH_LAST /* not an option, never use */ -} curl_ftpauth; - -/* parameter for the CURLOPT_FTP_CREATE_MISSING_DIRS option */ -typedef enum { - CURLFTP_CREATE_DIR_NONE, /* do NOT create missing dirs! */ - CURLFTP_CREATE_DIR, /* (FTP/SFTP) if CWD fails, try MKD and then CWD - again if MKD succeeded, for SFTP this does - similar magic */ - CURLFTP_CREATE_DIR_RETRY, /* (FTP only) if CWD fails, try MKD and then CWD - again even if MKD failed! */ - CURLFTP_CREATE_DIR_LAST /* not an option, never use */ -} curl_ftpcreatedir; - -/* parameter for the CURLOPT_FTP_FILEMETHOD option */ -typedef enum { - CURLFTPMETHOD_DEFAULT, /* let libcurl pick */ - CURLFTPMETHOD_MULTICWD, /* single CWD operation for each path part */ - CURLFTPMETHOD_NOCWD, /* no CWD at all */ - CURLFTPMETHOD_SINGLECWD, /* one CWD to full dir, then work on file */ - CURLFTPMETHOD_LAST /* not an option, never use */ -} curl_ftpmethod; - -/* bitmask defines for CURLOPT_HEADEROPT */ -#define CURLHEADER_UNIFIED 0 -#define CURLHEADER_SEPARATE (1<<0) - -/* CURLALTSVC_* are bits for the CURLOPT_ALTSVC_CTRL option */ -#define CURLALTSVC_IMMEDIATELY (1<<0) - -#define CURLALTSVC_READONLYFILE (1<<2) -#define CURLALTSVC_H1 (1<<3) -#define CURLALTSVC_H2 (1<<4) -#define CURLALTSVC_H3 (1<<5) - -/* CURLPROTO_ defines are for the CURLOPT_*PROTOCOLS options */ -#define CURLPROTO_HTTP (1<<0) -#define CURLPROTO_HTTPS (1<<1) -#define CURLPROTO_FTP (1<<2) -#define CURLPROTO_FTPS (1<<3) -#define CURLPROTO_SCP (1<<4) -#define CURLPROTO_SFTP (1<<5) -#define CURLPROTO_TELNET (1<<6) -#define CURLPROTO_LDAP (1<<7) -#define CURLPROTO_LDAPS (1<<8) -#define CURLPROTO_DICT (1<<9) -#define CURLPROTO_FILE (1<<10) -#define CURLPROTO_TFTP (1<<11) -#define CURLPROTO_IMAP (1<<12) -#define CURLPROTO_IMAPS (1<<13) -#define CURLPROTO_POP3 (1<<14) -#define CURLPROTO_POP3S (1<<15) -#define CURLPROTO_SMTP (1<<16) -#define CURLPROTO_SMTPS (1<<17) -#define CURLPROTO_RTSP (1<<18) -#define CURLPROTO_RTMP (1<<19) -#define CURLPROTO_RTMPT (1<<20) -#define CURLPROTO_RTMPE (1<<21) -#define CURLPROTO_RTMPTE (1<<22) -#define CURLPROTO_RTMPS (1<<23) -#define CURLPROTO_RTMPTS (1<<24) -#define CURLPROTO_GOPHER (1<<25) -#define CURLPROTO_SMB (1<<26) -#define CURLPROTO_SMBS (1<<27) -#define CURLPROTO_ALL (~0) /* enable everything */ - -/* long may be 32 or 64 bits, but we should never depend on anything else - but 32 */ -#define CURLOPTTYPE_LONG 0 -#define CURLOPTTYPE_OBJECTPOINT 10000 -#define CURLOPTTYPE_FUNCTIONPOINT 20000 -#define CURLOPTTYPE_OFF_T 30000 - -/* *STRINGPOINT is an alias for OBJECTPOINT to allow tools to extract the - string options from the header file */ - -/* name is uppercase CURLOPT_, - type is one of the defined CURLOPTTYPE_ - number is unique identifier */ -#ifdef CINIT -#undef CINIT -#endif - -#ifdef CURL_ISOCPP -#define CINIT(na,t,nu) CURLOPT_ ## na = CURLOPTTYPE_ ## t + nu -#else -/* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */ -#define LONG CURLOPTTYPE_LONG -#define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT -#define STRINGPOINT CURLOPTTYPE_OBJECTPOINT -#define SLISTPOINT CURLOPTTYPE_OBJECTPOINT -#define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT -#define OFF_T CURLOPTTYPE_OFF_T -#define CINIT(name,type,number) CURLOPT_/**/name = type + number -#endif - -/* handy aliases that make no run-time difference */ -#define CURLOPTTYPE_STRINGPOINT CURLOPTTYPE_OBJECTPOINT -#define CURLOPTTYPE_SLISTPOINT CURLOPTTYPE_OBJECTPOINT - -/* - * This macro-mania below setups the CURLOPT_[what] enum, to be used with - * curl_easy_setopt(). The first argument in the CINIT() macro is the [what] - * word. - */ - -typedef enum { - /* This is the FILE * or void * the regular output should be written to. */ - CINIT(WRITEDATA, OBJECTPOINT, 1), - - /* The full URL to get/put */ - CINIT(URL, STRINGPOINT, 2), - - /* Port number to connect to, if other than default. */ - CINIT(PORT, LONG, 3), - - /* Name of proxy to use. */ - CINIT(PROXY, STRINGPOINT, 4), - - /* "user:password;options" to use when fetching. */ - CINIT(USERPWD, STRINGPOINT, 5), - - /* "user:password" to use with proxy. */ - CINIT(PROXYUSERPWD, STRINGPOINT, 6), - - /* Range to get, specified as an ASCII string. */ - CINIT(RANGE, STRINGPOINT, 7), - - /* not used */ - - /* Specified file stream to upload from (use as input): */ - CINIT(READDATA, OBJECTPOINT, 9), - - /* Buffer to receive error messages in, must be at least CURL_ERROR_SIZE - * bytes big. */ - CINIT(ERRORBUFFER, OBJECTPOINT, 10), - - /* Function that will be called to store the output (instead of fwrite). The - * parameters will use fwrite() syntax, make sure to follow them. */ - CINIT(WRITEFUNCTION, FUNCTIONPOINT, 11), - - /* Function that will be called to read the input (instead of fread). The - * parameters will use fread() syntax, make sure to follow them. */ - CINIT(READFUNCTION, FUNCTIONPOINT, 12), - - /* Time-out the read operation after this amount of seconds */ - CINIT(TIMEOUT, LONG, 13), - - /* If the CURLOPT_INFILE is used, this can be used to inform libcurl about - * how large the file being sent really is. That allows better error - * checking and better verifies that the upload was successful. -1 means - * unknown size. - * - * For large file support, there is also a _LARGE version of the key - * which takes an off_t type, allowing platforms with larger off_t - * sizes to handle larger files. See below for INFILESIZE_LARGE. - */ - CINIT(INFILESIZE, LONG, 14), - - /* POST static input fields. */ - CINIT(POSTFIELDS, OBJECTPOINT, 15), - - /* Set the referrer page (needed by some CGIs) */ - CINIT(REFERER, STRINGPOINT, 16), - - /* Set the FTP PORT string (interface name, named or numerical IP address) - Use i.e '-' to use default address. */ - CINIT(FTPPORT, STRINGPOINT, 17), - - /* Set the User-Agent string (examined by some CGIs) */ - CINIT(USERAGENT, STRINGPOINT, 18), - - /* If the download receives less than "low speed limit" bytes/second - * during "low speed time" seconds, the operations is aborted. - * You could i.e if you have a pretty high speed connection, abort if - * it is less than 2000 bytes/sec during 20 seconds. - */ - - /* Set the "low speed limit" */ - CINIT(LOW_SPEED_LIMIT, LONG, 19), - - /* Set the "low speed time" */ - CINIT(LOW_SPEED_TIME, LONG, 20), - - /* Set the continuation offset. - * - * Note there is also a _LARGE version of this key which uses - * off_t types, allowing for large file offsets on platforms which - * use larger-than-32-bit off_t's. Look below for RESUME_FROM_LARGE. - */ - CINIT(RESUME_FROM, LONG, 21), - - /* Set cookie in request: */ - CINIT(COOKIE, STRINGPOINT, 22), - - /* This points to a linked list of headers, struct curl_slist kind. This - list is also used for RTSP (in spite of its name) */ - CINIT(HTTPHEADER, SLISTPOINT, 23), - - /* This points to a linked list of post entries, struct curl_httppost */ - CINIT(HTTPPOST, OBJECTPOINT, 24), - - /* name of the file keeping your private SSL-certificate */ - CINIT(SSLCERT, STRINGPOINT, 25), - - /* password for the SSL or SSH private key */ - CINIT(KEYPASSWD, STRINGPOINT, 26), - - /* send TYPE parameter? */ - CINIT(CRLF, LONG, 27), - - /* send linked-list of QUOTE commands */ - CINIT(QUOTE, SLISTPOINT, 28), - - /* send FILE * or void * to store headers to, if you use a callback it - is simply passed to the callback unmodified */ - CINIT(HEADERDATA, OBJECTPOINT, 29), - - /* point to a file to read the initial cookies from, also enables - "cookie awareness" */ - CINIT(COOKIEFILE, STRINGPOINT, 31), - - /* What version to specifically try to use. - See CURL_SSLVERSION defines below. */ - CINIT(SSLVERSION, LONG, 32), - - /* What kind of HTTP time condition to use, see defines */ - CINIT(TIMECONDITION, LONG, 33), - - /* Time to use with the above condition. Specified in number of seconds - since 1 Jan 1970 */ - CINIT(TIMEVALUE, LONG, 34), - - /* 35 = OBSOLETE */ - - /* Custom request, for customizing the get command like - HTTP: DELETE, TRACE and others - FTP: to use a different list command - */ - CINIT(CUSTOMREQUEST, STRINGPOINT, 36), - - /* FILE handle to use instead of stderr */ - CINIT(STDERR, OBJECTPOINT, 37), - - /* 38 is not used */ - - /* send linked-list of post-transfer QUOTE commands */ - CINIT(POSTQUOTE, SLISTPOINT, 39), - - CINIT(OBSOLETE40, OBJECTPOINT, 40), /* OBSOLETE, do not use! */ - - CINIT(VERBOSE, LONG, 41), /* talk a lot */ - CINIT(HEADER, LONG, 42), /* throw the header out too */ - CINIT(NOPROGRESS, LONG, 43), /* shut off the progress meter */ - CINIT(NOBODY, LONG, 44), /* use HEAD to get http document */ - CINIT(FAILONERROR, LONG, 45), /* no output on http error codes >= 400 */ - CINIT(UPLOAD, LONG, 46), /* this is an upload */ - CINIT(POST, LONG, 47), /* HTTP POST method */ - CINIT(DIRLISTONLY, LONG, 48), /* bare names when listing directories */ - - CINIT(APPEND, LONG, 50), /* Append instead of overwrite on upload! */ - - /* Specify whether to read the user+password from the .netrc or the URL. - * This must be one of the CURL_NETRC_* enums below. */ - CINIT(NETRC, LONG, 51), - - CINIT(FOLLOWLOCATION, LONG, 52), /* use Location: Luke! */ - - CINIT(TRANSFERTEXT, LONG, 53), /* transfer data in text/ASCII format */ - CINIT(PUT, LONG, 54), /* HTTP PUT */ - - /* 55 = OBSOLETE */ - - /* DEPRECATED - * Function that will be called instead of the internal progress display - * function. This function should be defined as the curl_progress_callback - * prototype defines. */ - CINIT(PROGRESSFUNCTION, FUNCTIONPOINT, 56), - - /* Data passed to the CURLOPT_PROGRESSFUNCTION and CURLOPT_XFERINFOFUNCTION - callbacks */ - CINIT(PROGRESSDATA, OBJECTPOINT, 57), -#define CURLOPT_XFERINFODATA CURLOPT_PROGRESSDATA - - /* We want the referrer field set automatically when following locations */ - CINIT(AUTOREFERER, LONG, 58), - - /* Port of the proxy, can be set in the proxy string as well with: - "[host]:[port]" */ - CINIT(PROXYPORT, LONG, 59), - - /* size of the POST input data, if strlen() is not good to use */ - CINIT(POSTFIELDSIZE, LONG, 60), - - /* tunnel non-http operations through a HTTP proxy */ - CINIT(HTTPPROXYTUNNEL, LONG, 61), - - /* Set the interface string to use as outgoing network interface */ - CINIT(INTERFACE, STRINGPOINT, 62), - - /* Set the krb4/5 security level, this also enables krb4/5 awareness. This - * is a string, 'clear', 'safe', 'confidential' or 'private'. If the string - * is set but doesn't match one of these, 'private' will be used. */ - CINIT(KRBLEVEL, STRINGPOINT, 63), - - /* Set if we should verify the peer in ssl handshake, set 1 to verify. */ - CINIT(SSL_VERIFYPEER, LONG, 64), - - /* The CApath or CAfile used to validate the peer certificate - this option is used only if SSL_VERIFYPEER is true */ - CINIT(CAINFO, STRINGPOINT, 65), - - /* 66 = OBSOLETE */ - /* 67 = OBSOLETE */ - - /* Maximum number of http redirects to follow */ - CINIT(MAXREDIRS, LONG, 68), - - /* Pass a long set to 1 to get the date of the requested document (if - possible)! Pass a zero to shut it off. */ - CINIT(FILETIME, LONG, 69), - - /* This points to a linked list of telnet options */ - CINIT(TELNETOPTIONS, SLISTPOINT, 70), - - /* Max amount of cached alive connections */ - CINIT(MAXCONNECTS, LONG, 71), - - CINIT(OBSOLETE72, LONG, 72), /* OBSOLETE, do not use! */ - - /* 73 = OBSOLETE */ - - /* Set to explicitly use a new connection for the upcoming transfer. - Do not use this unless you're absolutely sure of this, as it makes the - operation slower and is less friendly for the network. */ - CINIT(FRESH_CONNECT, LONG, 74), - - /* Set to explicitly forbid the upcoming transfer's connection to be re-used - when done. Do not use this unless you're absolutely sure of this, as it - makes the operation slower and is less friendly for the network. */ - CINIT(FORBID_REUSE, LONG, 75), - - /* Set to a file name that contains random data for libcurl to use to - seed the random engine when doing SSL connects. */ - CINIT(RANDOM_FILE, STRINGPOINT, 76), - - /* Set to the Entropy Gathering Daemon socket pathname */ - CINIT(EGDSOCKET, STRINGPOINT, 77), - - /* Time-out connect operations after this amount of seconds, if connects are - OK within this time, then fine... This only aborts the connect phase. */ - CINIT(CONNECTTIMEOUT, LONG, 78), - - /* Function that will be called to store headers (instead of fwrite). The - * parameters will use fwrite() syntax, make sure to follow them. */ - CINIT(HEADERFUNCTION, FUNCTIONPOINT, 79), - - /* Set this to force the HTTP request to get back to GET. Only really usable - if POST, PUT or a custom request have been used first. - */ - CINIT(HTTPGET, LONG, 80), - - /* Set if we should verify the Common name from the peer certificate in ssl - * handshake, set 1 to check existence, 2 to ensure that it matches the - * provided hostname. */ - CINIT(SSL_VERIFYHOST, LONG, 81), - - /* Specify which file name to write all known cookies in after completed - operation. Set file name to "-" (dash) to make it go to stdout. */ - CINIT(COOKIEJAR, STRINGPOINT, 82), - - /* Specify which SSL ciphers to use */ - CINIT(SSL_CIPHER_LIST, STRINGPOINT, 83), - - /* Specify which HTTP version to use! This must be set to one of the - CURL_HTTP_VERSION* enums set below. */ - CINIT(HTTP_VERSION, LONG, 84), - - /* Specifically switch on or off the FTP engine's use of the EPSV command. By - default, that one will always be attempted before the more traditional - PASV command. */ - CINIT(FTP_USE_EPSV, LONG, 85), - - /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") */ - CINIT(SSLCERTTYPE, STRINGPOINT, 86), - - /* name of the file keeping your private SSL-key */ - CINIT(SSLKEY, STRINGPOINT, 87), - - /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") */ - CINIT(SSLKEYTYPE, STRINGPOINT, 88), - - /* crypto engine for the SSL-sub system */ - CINIT(SSLENGINE, STRINGPOINT, 89), - - /* set the crypto engine for the SSL-sub system as default - the param has no meaning... - */ - CINIT(SSLENGINE_DEFAULT, LONG, 90), - - /* Non-zero value means to use the global dns cache */ - CINIT(DNS_USE_GLOBAL_CACHE, LONG, 91), /* DEPRECATED, do not use! */ - - /* DNS cache timeout */ - CINIT(DNS_CACHE_TIMEOUT, LONG, 92), - - /* send linked-list of pre-transfer QUOTE commands */ - CINIT(PREQUOTE, SLISTPOINT, 93), - - /* set the debug function */ - CINIT(DEBUGFUNCTION, FUNCTIONPOINT, 94), - - /* set the data for the debug function */ - CINIT(DEBUGDATA, OBJECTPOINT, 95), - - /* mark this as start of a cookie session */ - CINIT(COOKIESESSION, LONG, 96), - - /* The CApath directory used to validate the peer certificate - this option is used only if SSL_VERIFYPEER is true */ - CINIT(CAPATH, STRINGPOINT, 97), - - /* Instruct libcurl to use a smaller receive buffer */ - CINIT(BUFFERSIZE, LONG, 98), - - /* Instruct libcurl to not use any signal/alarm handlers, even when using - timeouts. This option is useful for multi-threaded applications. - See libcurl-the-guide for more background information. */ - CINIT(NOSIGNAL, LONG, 99), - - /* Provide a CURLShare for mutexing non-ts data */ - CINIT(SHARE, OBJECTPOINT, 100), - - /* indicates type of proxy. accepted values are CURLPROXY_HTTP (default), - CURLPROXY_HTTPS, CURLPROXY_SOCKS4, CURLPROXY_SOCKS4A and - CURLPROXY_SOCKS5. */ - CINIT(PROXYTYPE, LONG, 101), - - /* Set the Accept-Encoding string. Use this to tell a server you would like - the response to be compressed. Before 7.21.6, this was known as - CURLOPT_ENCODING */ - CINIT(ACCEPT_ENCODING, STRINGPOINT, 102), - - /* Set pointer to private data */ - CINIT(PRIVATE, OBJECTPOINT, 103), - - /* Set aliases for HTTP 200 in the HTTP Response header */ - CINIT(HTTP200ALIASES, SLISTPOINT, 104), - - /* Continue to send authentication (user+password) when following locations, - even when hostname changed. This can potentially send off the name - and password to whatever host the server decides. */ - CINIT(UNRESTRICTED_AUTH, LONG, 105), - - /* Specifically switch on or off the FTP engine's use of the EPRT command ( - it also disables the LPRT attempt). By default, those ones will always be - attempted before the good old traditional PORT command. */ - CINIT(FTP_USE_EPRT, LONG, 106), - - /* Set this to a bitmask value to enable the particular authentications - methods you like. Use this in combination with CURLOPT_USERPWD. - Note that setting multiple bits may cause extra network round-trips. */ - CINIT(HTTPAUTH, LONG, 107), - - /* Set the ssl context callback function, currently only for OpenSSL or - WolfSSL ssl_ctx, or mbedTLS mbedtls_ssl_config in the second argument. - The function must match the curl_ssl_ctx_callback prototype. */ - CINIT(SSL_CTX_FUNCTION, FUNCTIONPOINT, 108), - - /* Set the userdata for the ssl context callback function's third - argument */ - CINIT(SSL_CTX_DATA, OBJECTPOINT, 109), - - /* FTP Option that causes missing dirs to be created on the remote server. - In 7.19.4 we introduced the convenience enums for this option using the - CURLFTP_CREATE_DIR prefix. - */ - CINIT(FTP_CREATE_MISSING_DIRS, LONG, 110), - - /* Set this to a bitmask value to enable the particular authentications - methods you like. Use this in combination with CURLOPT_PROXYUSERPWD. - Note that setting multiple bits may cause extra network round-trips. */ - CINIT(PROXYAUTH, LONG, 111), - - /* FTP option that changes the timeout, in seconds, associated with - getting a response. This is different from transfer timeout time and - essentially places a demand on the FTP server to acknowledge commands - in a timely manner. */ - CINIT(FTP_RESPONSE_TIMEOUT, LONG, 112), -#define CURLOPT_SERVER_RESPONSE_TIMEOUT CURLOPT_FTP_RESPONSE_TIMEOUT - - /* Set this option to one of the CURL_IPRESOLVE_* defines (see below) to - tell libcurl to resolve names to those IP versions only. This only has - affect on systems with support for more than one, i.e IPv4 _and_ IPv6. */ - CINIT(IPRESOLVE, LONG, 113), - - /* Set this option to limit the size of a file that will be downloaded from - an HTTP or FTP server. - - Note there is also _LARGE version which adds large file support for - platforms which have larger off_t sizes. See MAXFILESIZE_LARGE below. */ - CINIT(MAXFILESIZE, LONG, 114), - - /* See the comment for INFILESIZE above, but in short, specifies - * the size of the file being uploaded. -1 means unknown. - */ - CINIT(INFILESIZE_LARGE, OFF_T, 115), - - /* Sets the continuation offset. There is also a LONG version of this; - * look above for RESUME_FROM. - */ - CINIT(RESUME_FROM_LARGE, OFF_T, 116), - - /* Sets the maximum size of data that will be downloaded from - * an HTTP or FTP server. See MAXFILESIZE above for the LONG version. - */ - CINIT(MAXFILESIZE_LARGE, OFF_T, 117), - - /* Set this option to the file name of your .netrc file you want libcurl - to parse (using the CURLOPT_NETRC option). If not set, libcurl will do - a poor attempt to find the user's home directory and check for a .netrc - file in there. */ - CINIT(NETRC_FILE, STRINGPOINT, 118), - - /* Enable SSL/TLS for FTP, pick one of: - CURLUSESSL_TRY - try using SSL, proceed anyway otherwise - CURLUSESSL_CONTROL - SSL for the control connection or fail - CURLUSESSL_ALL - SSL for all communication or fail - */ - CINIT(USE_SSL, LONG, 119), - - /* The _LARGE version of the standard POSTFIELDSIZE option */ - CINIT(POSTFIELDSIZE_LARGE, OFF_T, 120), - - /* Enable/disable the TCP Nagle algorithm */ - CINIT(TCP_NODELAY, LONG, 121), - - /* 122 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */ - /* 123 OBSOLETE. Gone in 7.16.0 */ - /* 124 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */ - /* 125 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */ - /* 126 OBSOLETE, used in 7.12.3. Gone in 7.13.0 */ - /* 127 OBSOLETE. Gone in 7.16.0 */ - /* 128 OBSOLETE. Gone in 7.16.0 */ - - /* When FTP over SSL/TLS is selected (with CURLOPT_USE_SSL), this option - can be used to change libcurl's default action which is to first try - "AUTH SSL" and then "AUTH TLS" in this order, and proceed when a OK - response has been received. - - Available parameters are: - CURLFTPAUTH_DEFAULT - let libcurl decide - CURLFTPAUTH_SSL - try "AUTH SSL" first, then TLS - CURLFTPAUTH_TLS - try "AUTH TLS" first, then SSL - */ - CINIT(FTPSSLAUTH, LONG, 129), - - CINIT(IOCTLFUNCTION, FUNCTIONPOINT, 130), - CINIT(IOCTLDATA, OBJECTPOINT, 131), - - /* 132 OBSOLETE. Gone in 7.16.0 */ - /* 133 OBSOLETE. Gone in 7.16.0 */ - - /* zero terminated string for pass on to the FTP server when asked for - "account" info */ - CINIT(FTP_ACCOUNT, STRINGPOINT, 134), - - /* feed cookie into cookie engine */ - CINIT(COOKIELIST, STRINGPOINT, 135), - - /* ignore Content-Length */ - CINIT(IGNORE_CONTENT_LENGTH, LONG, 136), - - /* Set to non-zero to skip the IP address received in a 227 PASV FTP server - response. Typically used for FTP-SSL purposes but is not restricted to - that. libcurl will then instead use the same IP address it used for the - control connection. */ - CINIT(FTP_SKIP_PASV_IP, LONG, 137), - - /* Select "file method" to use when doing FTP, see the curl_ftpmethod - above. */ - CINIT(FTP_FILEMETHOD, LONG, 138), - - /* Local port number to bind the socket to */ - CINIT(LOCALPORT, LONG, 139), - - /* Number of ports to try, including the first one set with LOCALPORT. - Thus, setting it to 1 will make no additional attempts but the first. - */ - CINIT(LOCALPORTRANGE, LONG, 140), - - /* no transfer, set up connection and let application use the socket by - extracting it with CURLINFO_LASTSOCKET */ - CINIT(CONNECT_ONLY, LONG, 141), - - /* Function that will be called to convert from the - network encoding (instead of using the iconv calls in libcurl) */ - CINIT(CONV_FROM_NETWORK_FUNCTION, FUNCTIONPOINT, 142), - - /* Function that will be called to convert to the - network encoding (instead of using the iconv calls in libcurl) */ - CINIT(CONV_TO_NETWORK_FUNCTION, FUNCTIONPOINT, 143), - - /* Function that will be called to convert from UTF8 - (instead of using the iconv calls in libcurl) - Note that this is used only for SSL certificate processing */ - CINIT(CONV_FROM_UTF8_FUNCTION, FUNCTIONPOINT, 144), - - /* if the connection proceeds too quickly then need to slow it down */ - /* limit-rate: maximum number of bytes per second to send or receive */ - CINIT(MAX_SEND_SPEED_LARGE, OFF_T, 145), - CINIT(MAX_RECV_SPEED_LARGE, OFF_T, 146), - - /* Pointer to command string to send if USER/PASS fails. */ - CINIT(FTP_ALTERNATIVE_TO_USER, STRINGPOINT, 147), - - /* callback function for setting socket options */ - CINIT(SOCKOPTFUNCTION, FUNCTIONPOINT, 148), - CINIT(SOCKOPTDATA, OBJECTPOINT, 149), - - /* set to 0 to disable session ID re-use for this transfer, default is - enabled (== 1) */ - CINIT(SSL_SESSIONID_CACHE, LONG, 150), - - /* allowed SSH authentication methods */ - CINIT(SSH_AUTH_TYPES, LONG, 151), - - /* Used by scp/sftp to do public/private key authentication */ - CINIT(SSH_PUBLIC_KEYFILE, STRINGPOINT, 152), - CINIT(SSH_PRIVATE_KEYFILE, STRINGPOINT, 153), - - /* Send CCC (Clear Command Channel) after authentication */ - CINIT(FTP_SSL_CCC, LONG, 154), - - /* Same as TIMEOUT and CONNECTTIMEOUT, but with ms resolution */ - CINIT(TIMEOUT_MS, LONG, 155), - CINIT(CONNECTTIMEOUT_MS, LONG, 156), - - /* set to zero to disable the libcurl's decoding and thus pass the raw body - data to the application even when it is encoded/compressed */ - CINIT(HTTP_TRANSFER_DECODING, LONG, 157), - CINIT(HTTP_CONTENT_DECODING, LONG, 158), - - /* Permission used when creating new files and directories on the remote - server for protocols that support it, SFTP/SCP/FILE */ - CINIT(NEW_FILE_PERMS, LONG, 159), - CINIT(NEW_DIRECTORY_PERMS, LONG, 160), - - /* Set the behaviour of POST when redirecting. Values must be set to one - of CURL_REDIR* defines below. This used to be called CURLOPT_POST301 */ - CINIT(POSTREDIR, LONG, 161), - - /* used by scp/sftp to verify the host's public key */ - CINIT(SSH_HOST_PUBLIC_KEY_MD5, STRINGPOINT, 162), - - /* Callback function for opening socket (instead of socket(2)). Optionally, - callback is able change the address or refuse to connect returning - CURL_SOCKET_BAD. The callback should have type - curl_opensocket_callback */ - CINIT(OPENSOCKETFUNCTION, FUNCTIONPOINT, 163), - CINIT(OPENSOCKETDATA, OBJECTPOINT, 164), - - /* POST volatile input fields. */ - CINIT(COPYPOSTFIELDS, OBJECTPOINT, 165), - - /* set transfer mode (;type=) when doing FTP via an HTTP proxy */ - CINIT(PROXY_TRANSFER_MODE, LONG, 166), - - /* Callback function for seeking in the input stream */ - CINIT(SEEKFUNCTION, FUNCTIONPOINT, 167), - CINIT(SEEKDATA, OBJECTPOINT, 168), - - /* CRL file */ - CINIT(CRLFILE, STRINGPOINT, 169), - - /* Issuer certificate */ - CINIT(ISSUERCERT, STRINGPOINT, 170), - - /* (IPv6) Address scope */ - CINIT(ADDRESS_SCOPE, LONG, 171), - - /* Collect certificate chain info and allow it to get retrievable with - CURLINFO_CERTINFO after the transfer is complete. */ - CINIT(CERTINFO, LONG, 172), - - /* "name" and "pwd" to use when fetching. */ - CINIT(USERNAME, STRINGPOINT, 173), - CINIT(PASSWORD, STRINGPOINT, 174), - - /* "name" and "pwd" to use with Proxy when fetching. */ - CINIT(PROXYUSERNAME, STRINGPOINT, 175), - CINIT(PROXYPASSWORD, STRINGPOINT, 176), - - /* Comma separated list of hostnames defining no-proxy zones. These should - match both hostnames directly, and hostnames within a domain. For - example, local.com will match local.com and www.local.com, but NOT - notlocal.com or www.notlocal.com. For compatibility with other - implementations of this, .local.com will be considered to be the same as - local.com. A single * is the only valid wildcard, and effectively - disables the use of proxy. */ - CINIT(NOPROXY, STRINGPOINT, 177), - - /* block size for TFTP transfers */ - CINIT(TFTP_BLKSIZE, LONG, 178), - - /* Socks Service */ - CINIT(SOCKS5_GSSAPI_SERVICE, STRINGPOINT, 179), /* DEPRECATED, do not use! */ - - /* Socks Service */ - CINIT(SOCKS5_GSSAPI_NEC, LONG, 180), - - /* set the bitmask for the protocols that are allowed to be used for the - transfer, which thus helps the app which takes URLs from users or other - external inputs and want to restrict what protocol(s) to deal - with. Defaults to CURLPROTO_ALL. */ - CINIT(PROTOCOLS, LONG, 181), - - /* set the bitmask for the protocols that libcurl is allowed to follow to, - as a subset of the CURLOPT_PROTOCOLS ones. That means the protocol needs - to be set in both bitmasks to be allowed to get redirected to. */ - CINIT(REDIR_PROTOCOLS, LONG, 182), - - /* set the SSH knownhost file name to use */ - CINIT(SSH_KNOWNHOSTS, STRINGPOINT, 183), - - /* set the SSH host key callback, must point to a curl_sshkeycallback - function */ - CINIT(SSH_KEYFUNCTION, FUNCTIONPOINT, 184), - - /* set the SSH host key callback custom pointer */ - CINIT(SSH_KEYDATA, OBJECTPOINT, 185), - - /* set the SMTP mail originator */ - CINIT(MAIL_FROM, STRINGPOINT, 186), - - /* set the list of SMTP mail receiver(s) */ - CINIT(MAIL_RCPT, SLISTPOINT, 187), - - /* FTP: send PRET before PASV */ - CINIT(FTP_USE_PRET, LONG, 188), - - /* RTSP request method (OPTIONS, SETUP, PLAY, etc...) */ - CINIT(RTSP_REQUEST, LONG, 189), - - /* The RTSP session identifier */ - CINIT(RTSP_SESSION_ID, STRINGPOINT, 190), - - /* The RTSP stream URI */ - CINIT(RTSP_STREAM_URI, STRINGPOINT, 191), - - /* The Transport: header to use in RTSP requests */ - CINIT(RTSP_TRANSPORT, STRINGPOINT, 192), - - /* Manually initialize the client RTSP CSeq for this handle */ - CINIT(RTSP_CLIENT_CSEQ, LONG, 193), - - /* Manually initialize the server RTSP CSeq for this handle */ - CINIT(RTSP_SERVER_CSEQ, LONG, 194), - - /* The stream to pass to INTERLEAVEFUNCTION. */ - CINIT(INTERLEAVEDATA, OBJECTPOINT, 195), - - /* Let the application define a custom write method for RTP data */ - CINIT(INTERLEAVEFUNCTION, FUNCTIONPOINT, 196), - - /* Turn on wildcard matching */ - CINIT(WILDCARDMATCH, LONG, 197), - - /* Directory matching callback called before downloading of an - individual file (chunk) started */ - CINIT(CHUNK_BGN_FUNCTION, FUNCTIONPOINT, 198), - - /* Directory matching callback called after the file (chunk) - was downloaded, or skipped */ - CINIT(CHUNK_END_FUNCTION, FUNCTIONPOINT, 199), - - /* Change match (fnmatch-like) callback for wildcard matching */ - CINIT(FNMATCH_FUNCTION, FUNCTIONPOINT, 200), - - /* Let the application define custom chunk data pointer */ - CINIT(CHUNK_DATA, OBJECTPOINT, 201), - - /* FNMATCH_FUNCTION user pointer */ - CINIT(FNMATCH_DATA, OBJECTPOINT, 202), - - /* send linked-list of name:port:address sets */ - CINIT(RESOLVE, SLISTPOINT, 203), - - /* Set a username for authenticated TLS */ - CINIT(TLSAUTH_USERNAME, STRINGPOINT, 204), - - /* Set a password for authenticated TLS */ - CINIT(TLSAUTH_PASSWORD, STRINGPOINT, 205), - - /* Set authentication type for authenticated TLS */ - CINIT(TLSAUTH_TYPE, STRINGPOINT, 206), - - /* Set to 1 to enable the "TE:" header in HTTP requests to ask for - compressed transfer-encoded responses. Set to 0 to disable the use of TE: - in outgoing requests. The current default is 0, but it might change in a - future libcurl release. - - libcurl will ask for the compressed methods it knows of, and if that - isn't any, it will not ask for transfer-encoding at all even if this - option is set to 1. - - */ - CINIT(TRANSFER_ENCODING, LONG, 207), - - /* Callback function for closing socket (instead of close(2)). The callback - should have type curl_closesocket_callback */ - CINIT(CLOSESOCKETFUNCTION, FUNCTIONPOINT, 208), - CINIT(CLOSESOCKETDATA, OBJECTPOINT, 209), - - /* allow GSSAPI credential delegation */ - CINIT(GSSAPI_DELEGATION, LONG, 210), - - /* Set the name servers to use for DNS resolution */ - CINIT(DNS_SERVERS, STRINGPOINT, 211), - - /* Time-out accept operations (currently for FTP only) after this amount - of milliseconds. */ - CINIT(ACCEPTTIMEOUT_MS, LONG, 212), - - /* Set TCP keepalive */ - CINIT(TCP_KEEPALIVE, LONG, 213), - - /* non-universal keepalive knobs (Linux, AIX, HP-UX, more) */ - CINIT(TCP_KEEPIDLE, LONG, 214), - CINIT(TCP_KEEPINTVL, LONG, 215), - - /* Enable/disable specific SSL features with a bitmask, see CURLSSLOPT_* */ - CINIT(SSL_OPTIONS, LONG, 216), - - /* Set the SMTP auth originator */ - CINIT(MAIL_AUTH, STRINGPOINT, 217), - - /* Enable/disable SASL initial response */ - CINIT(SASL_IR, LONG, 218), - - /* Function that will be called instead of the internal progress display - * function. This function should be defined as the curl_xferinfo_callback - * prototype defines. (Deprecates CURLOPT_PROGRESSFUNCTION) */ - CINIT(XFERINFOFUNCTION, FUNCTIONPOINT, 219), - - /* The XOAUTH2 bearer token */ - CINIT(XOAUTH2_BEARER, STRINGPOINT, 220), - - /* Set the interface string to use as outgoing network - * interface for DNS requests. - * Only supported by the c-ares DNS backend */ - CINIT(DNS_INTERFACE, STRINGPOINT, 221), - - /* Set the local IPv4 address to use for outgoing DNS requests. - * Only supported by the c-ares DNS backend */ - CINIT(DNS_LOCAL_IP4, STRINGPOINT, 222), - - /* Set the local IPv6 address to use for outgoing DNS requests. - * Only supported by the c-ares DNS backend */ - CINIT(DNS_LOCAL_IP6, STRINGPOINT, 223), - - /* Set authentication options directly */ - CINIT(LOGIN_OPTIONS, STRINGPOINT, 224), - - /* Enable/disable TLS NPN extension (http2 over ssl might fail without) */ - CINIT(SSL_ENABLE_NPN, LONG, 225), - - /* Enable/disable TLS ALPN extension (http2 over ssl might fail without) */ - CINIT(SSL_ENABLE_ALPN, LONG, 226), - - /* Time to wait for a response to a HTTP request containing an - * Expect: 100-continue header before sending the data anyway. */ - CINIT(EXPECT_100_TIMEOUT_MS, LONG, 227), - - /* This points to a linked list of headers used for proxy requests only, - struct curl_slist kind */ - CINIT(PROXYHEADER, SLISTPOINT, 228), - - /* Pass in a bitmask of "header options" */ - CINIT(HEADEROPT, LONG, 229), - - /* The public key in DER form used to validate the peer public key - this option is used only if SSL_VERIFYPEER is true */ - CINIT(PINNEDPUBLICKEY, STRINGPOINT, 230), - - /* Path to Unix domain socket */ - CINIT(UNIX_SOCKET_PATH, STRINGPOINT, 231), - - /* Set if we should verify the certificate status. */ - CINIT(SSL_VERIFYSTATUS, LONG, 232), - - /* Set if we should enable TLS false start. */ - CINIT(SSL_FALSESTART, LONG, 233), - - /* Do not squash dot-dot sequences */ - CINIT(PATH_AS_IS, LONG, 234), - - /* Proxy Service Name */ - CINIT(PROXY_SERVICE_NAME, STRINGPOINT, 235), - - /* Service Name */ - CINIT(SERVICE_NAME, STRINGPOINT, 236), - - /* Wait/don't wait for pipe/mutex to clarify */ - CINIT(PIPEWAIT, LONG, 237), - - /* Set the protocol used when curl is given a URL without a protocol */ - CINIT(DEFAULT_PROTOCOL, STRINGPOINT, 238), - - /* Set stream weight, 1 - 256 (default is 16) */ - CINIT(STREAM_WEIGHT, LONG, 239), - - /* Set stream dependency on another CURL handle */ - CINIT(STREAM_DEPENDS, OBJECTPOINT, 240), - - /* Set E-xclusive stream dependency on another CURL handle */ - CINIT(STREAM_DEPENDS_E, OBJECTPOINT, 241), - - /* Do not send any tftp option requests to the server */ - CINIT(TFTP_NO_OPTIONS, LONG, 242), - - /* Linked-list of host:port:connect-to-host:connect-to-port, - overrides the URL's host:port (only for the network layer) */ - CINIT(CONNECT_TO, SLISTPOINT, 243), - - /* Set TCP Fast Open */ - CINIT(TCP_FASTOPEN, LONG, 244), - - /* Continue to send data if the server responds early with an - * HTTP status code >= 300 */ - CINIT(KEEP_SENDING_ON_ERROR, LONG, 245), - - /* The CApath or CAfile used to validate the proxy certificate - this option is used only if PROXY_SSL_VERIFYPEER is true */ - CINIT(PROXY_CAINFO, STRINGPOINT, 246), - - /* The CApath directory used to validate the proxy certificate - this option is used only if PROXY_SSL_VERIFYPEER is true */ - CINIT(PROXY_CAPATH, STRINGPOINT, 247), - - /* Set if we should verify the proxy in ssl handshake, - set 1 to verify. */ - CINIT(PROXY_SSL_VERIFYPEER, LONG, 248), - - /* Set if we should verify the Common name from the proxy certificate in ssl - * handshake, set 1 to check existence, 2 to ensure that it matches - * the provided hostname. */ - CINIT(PROXY_SSL_VERIFYHOST, LONG, 249), - - /* What version to specifically try to use for proxy. - See CURL_SSLVERSION defines below. */ - CINIT(PROXY_SSLVERSION, LONG, 250), - - /* Set a username for authenticated TLS for proxy */ - CINIT(PROXY_TLSAUTH_USERNAME, STRINGPOINT, 251), - - /* Set a password for authenticated TLS for proxy */ - CINIT(PROXY_TLSAUTH_PASSWORD, STRINGPOINT, 252), - - /* Set authentication type for authenticated TLS for proxy */ - CINIT(PROXY_TLSAUTH_TYPE, STRINGPOINT, 253), - - /* name of the file keeping your private SSL-certificate for proxy */ - CINIT(PROXY_SSLCERT, STRINGPOINT, 254), - - /* type of the file keeping your SSL-certificate ("DER", "PEM", "ENG") for - proxy */ - CINIT(PROXY_SSLCERTTYPE, STRINGPOINT, 255), - - /* name of the file keeping your private SSL-key for proxy */ - CINIT(PROXY_SSLKEY, STRINGPOINT, 256), - - /* type of the file keeping your private SSL-key ("DER", "PEM", "ENG") for - proxy */ - CINIT(PROXY_SSLKEYTYPE, STRINGPOINT, 257), - - /* password for the SSL private key for proxy */ - CINIT(PROXY_KEYPASSWD, STRINGPOINT, 258), - - /* Specify which SSL ciphers to use for proxy */ - CINIT(PROXY_SSL_CIPHER_LIST, STRINGPOINT, 259), - - /* CRL file for proxy */ - CINIT(PROXY_CRLFILE, STRINGPOINT, 260), - - /* Enable/disable specific SSL features with a bitmask for proxy, see - CURLSSLOPT_* */ - CINIT(PROXY_SSL_OPTIONS, LONG, 261), - - /* Name of pre proxy to use. */ - CINIT(PRE_PROXY, STRINGPOINT, 262), - - /* The public key in DER form used to validate the proxy public key - this option is used only if PROXY_SSL_VERIFYPEER is true */ - CINIT(PROXY_PINNEDPUBLICKEY, STRINGPOINT, 263), - - /* Path to an abstract Unix domain socket */ - CINIT(ABSTRACT_UNIX_SOCKET, STRINGPOINT, 264), - - /* Suppress proxy CONNECT response headers from user callbacks */ - CINIT(SUPPRESS_CONNECT_HEADERS, LONG, 265), - - /* The request target, instead of extracted from the URL */ - CINIT(REQUEST_TARGET, STRINGPOINT, 266), - - /* bitmask of allowed auth methods for connections to SOCKS5 proxies */ - CINIT(SOCKS5_AUTH, LONG, 267), - - /* Enable/disable SSH compression */ - CINIT(SSH_COMPRESSION, LONG, 268), - - /* Post MIME data. */ - CINIT(MIMEPOST, OBJECTPOINT, 269), - - /* Time to use with the CURLOPT_TIMECONDITION. Specified in number of - seconds since 1 Jan 1970. */ - CINIT(TIMEVALUE_LARGE, OFF_T, 270), - - /* Head start in milliseconds to give happy eyeballs. */ - CINIT(HAPPY_EYEBALLS_TIMEOUT_MS, LONG, 271), - - /* Function that will be called before a resolver request is made */ - CINIT(RESOLVER_START_FUNCTION, FUNCTIONPOINT, 272), - - /* User data to pass to the resolver start callback. */ - CINIT(RESOLVER_START_DATA, OBJECTPOINT, 273), - - /* send HAProxy PROXY protocol header? */ - CINIT(HAPROXYPROTOCOL, LONG, 274), - - /* shuffle addresses before use when DNS returns multiple */ - CINIT(DNS_SHUFFLE_ADDRESSES, LONG, 275), - - /* Specify which TLS 1.3 ciphers suites to use */ - CINIT(TLS13_CIPHERS, STRINGPOINT, 276), - CINIT(PROXY_TLS13_CIPHERS, STRINGPOINT, 277), - - /* Disallow specifying username/login in URL. */ - CINIT(DISALLOW_USERNAME_IN_URL, LONG, 278), - - /* DNS-over-HTTPS URL */ - CINIT(DOH_URL, STRINGPOINT, 279), - - /* Preferred buffer size to use for uploads */ - CINIT(UPLOAD_BUFFERSIZE, LONG, 280), - - /* Time in ms between connection upkeep calls for long-lived connections. */ - CINIT(UPKEEP_INTERVAL_MS, LONG, 281), - - /* Specify URL using CURL URL API. */ - CINIT(CURLU, OBJECTPOINT, 282), - - /* add trailing data just after no more data is available */ - CINIT(TRAILERFUNCTION, FUNCTIONPOINT, 283), - - /* pointer to be passed to HTTP_TRAILER_FUNCTION */ - CINIT(TRAILERDATA, OBJECTPOINT, 284), - - /* set this to 1L to allow HTTP/0.9 responses or 0L to disallow */ - CINIT(HTTP09_ALLOWED, LONG, 285), - - /* alt-svc control bitmask */ - CINIT(ALTSVC_CTRL, LONG, 286), - - /* alt-svc cache file name to possibly read from/write to */ - CINIT(ALTSVC, STRINGPOINT, 287), - - /* maximum age of a connection to consider it for reuse (in seconds) */ - CINIT(MAXAGE_CONN, LONG, 288), - - /* SASL authorisation identity */ - CINIT(SASL_AUTHZID, STRINGPOINT, 289), - - CURLOPT_LASTENTRY /* the last unused */ -} CURLoption; - -#ifndef CURL_NO_OLDIES /* define this to test if your app builds with all - the obsolete stuff removed! */ - -/* Backwards compatibility with older names */ -/* These are scheduled to disappear by 2011 */ - -/* This was added in version 7.19.1 */ -#define CURLOPT_POST301 CURLOPT_POSTREDIR - -/* These are scheduled to disappear by 2009 */ - -/* The following were added in 7.17.0 */ -#define CURLOPT_SSLKEYPASSWD CURLOPT_KEYPASSWD -#define CURLOPT_FTPAPPEND CURLOPT_APPEND -#define CURLOPT_FTPLISTONLY CURLOPT_DIRLISTONLY -#define CURLOPT_FTP_SSL CURLOPT_USE_SSL - -/* The following were added earlier */ - -#define CURLOPT_SSLCERTPASSWD CURLOPT_KEYPASSWD -#define CURLOPT_KRB4LEVEL CURLOPT_KRBLEVEL - -#else -/* This is set if CURL_NO_OLDIES is defined at compile-time */ -#undef CURLOPT_DNS_USE_GLOBAL_CACHE /* soon obsolete */ -#endif - - - /* Below here follows defines for the CURLOPT_IPRESOLVE option. If a host - name resolves addresses using more than one IP protocol version, this - option might be handy to force libcurl to use a specific IP version. */ -#define CURL_IPRESOLVE_WHATEVER 0 /* default, resolves addresses to all IP - versions that your system allows */ -#define CURL_IPRESOLVE_V4 1 /* resolve to IPv4 addresses */ -#define CURL_IPRESOLVE_V6 2 /* resolve to IPv6 addresses */ - - /* three convenient "aliases" that follow the name scheme better */ -#define CURLOPT_RTSPHEADER CURLOPT_HTTPHEADER - - /* These enums are for use with the CURLOPT_HTTP_VERSION option. */ -enum { - CURL_HTTP_VERSION_NONE, /* setting this means we don't care, and that we'd - like the library to choose the best possible - for us! */ - CURL_HTTP_VERSION_1_0, /* please use HTTP 1.0 in the request */ - CURL_HTTP_VERSION_1_1, /* please use HTTP 1.1 in the request */ - CURL_HTTP_VERSION_2_0, /* please use HTTP 2 in the request */ - CURL_HTTP_VERSION_2TLS, /* use version 2 for HTTPS, version 1.1 for HTTP */ - CURL_HTTP_VERSION_2_PRIOR_KNOWLEDGE, /* please use HTTP 2 without HTTP/1.1 - Upgrade */ - CURL_HTTP_VERSION_3 = 30, /* Makes use of explicit HTTP/3 without fallback. - Use CURLOPT_ALTSVC to enable HTTP/3 upgrade */ - CURL_HTTP_VERSION_LAST /* *ILLEGAL* http version */ -}; - -/* Convenience definition simple because the name of the version is HTTP/2 and - not 2.0. The 2_0 version of the enum name was set while the version was - still planned to be 2.0 and we stick to it for compatibility. */ -#define CURL_HTTP_VERSION_2 CURL_HTTP_VERSION_2_0 - -/* - * Public API enums for RTSP requests - */ -enum { - CURL_RTSPREQ_NONE, /* first in list */ - CURL_RTSPREQ_OPTIONS, - CURL_RTSPREQ_DESCRIBE, - CURL_RTSPREQ_ANNOUNCE, - CURL_RTSPREQ_SETUP, - CURL_RTSPREQ_PLAY, - CURL_RTSPREQ_PAUSE, - CURL_RTSPREQ_TEARDOWN, - CURL_RTSPREQ_GET_PARAMETER, - CURL_RTSPREQ_SET_PARAMETER, - CURL_RTSPREQ_RECORD, - CURL_RTSPREQ_RECEIVE, - CURL_RTSPREQ_LAST /* last in list */ -}; - - /* These enums are for use with the CURLOPT_NETRC option. */ -enum CURL_NETRC_OPTION { - CURL_NETRC_IGNORED, /* The .netrc will never be read. - * This is the default. */ - CURL_NETRC_OPTIONAL, /* A user:password in the URL will be preferred - * to one in the .netrc. */ - CURL_NETRC_REQUIRED, /* A user:password in the URL will be ignored. - * Unless one is set programmatically, the .netrc - * will be queried. */ - CURL_NETRC_LAST -}; - -enum { - CURL_SSLVERSION_DEFAULT, - CURL_SSLVERSION_TLSv1, /* TLS 1.x */ - CURL_SSLVERSION_SSLv2, - CURL_SSLVERSION_SSLv3, - CURL_SSLVERSION_TLSv1_0, - CURL_SSLVERSION_TLSv1_1, - CURL_SSLVERSION_TLSv1_2, - CURL_SSLVERSION_TLSv1_3, - - CURL_SSLVERSION_LAST /* never use, keep last */ -}; - -enum { - CURL_SSLVERSION_MAX_NONE = 0, - CURL_SSLVERSION_MAX_DEFAULT = (CURL_SSLVERSION_TLSv1 << 16), - CURL_SSLVERSION_MAX_TLSv1_0 = (CURL_SSLVERSION_TLSv1_0 << 16), - CURL_SSLVERSION_MAX_TLSv1_1 = (CURL_SSLVERSION_TLSv1_1 << 16), - CURL_SSLVERSION_MAX_TLSv1_2 = (CURL_SSLVERSION_TLSv1_2 << 16), - CURL_SSLVERSION_MAX_TLSv1_3 = (CURL_SSLVERSION_TLSv1_3 << 16), - - /* never use, keep last */ - CURL_SSLVERSION_MAX_LAST = (CURL_SSLVERSION_LAST << 16) -}; - -enum CURL_TLSAUTH { - CURL_TLSAUTH_NONE, - CURL_TLSAUTH_SRP, - CURL_TLSAUTH_LAST /* never use, keep last */ -}; - -/* symbols to use with CURLOPT_POSTREDIR. - CURL_REDIR_POST_301, CURL_REDIR_POST_302 and CURL_REDIR_POST_303 - can be bitwise ORed so that CURL_REDIR_POST_301 | CURL_REDIR_POST_302 - | CURL_REDIR_POST_303 == CURL_REDIR_POST_ALL */ - -#define CURL_REDIR_GET_ALL 0 -#define CURL_REDIR_POST_301 1 -#define CURL_REDIR_POST_302 2 -#define CURL_REDIR_POST_303 4 -#define CURL_REDIR_POST_ALL \ - (CURL_REDIR_POST_301|CURL_REDIR_POST_302|CURL_REDIR_POST_303) - -typedef enum { - CURL_TIMECOND_NONE, - - CURL_TIMECOND_IFMODSINCE, - CURL_TIMECOND_IFUNMODSINCE, - CURL_TIMECOND_LASTMOD, - - CURL_TIMECOND_LAST -} curl_TimeCond; - -/* Special size_t value signaling a zero-terminated string. */ -#define CURL_ZERO_TERMINATED ((size_t) -1) - -/* curl_strequal() and curl_strnequal() are subject for removal in a future - release */ -CURL_EXTERN int curl_strequal(const char *s1, const char *s2); -CURL_EXTERN int curl_strnequal(const char *s1, const char *s2, size_t n); - -/* Mime/form handling support. */ -typedef struct curl_mime_s curl_mime; /* Mime context. */ -typedef struct curl_mimepart_s curl_mimepart; /* Mime part context. */ - -/* - * NAME curl_mime_init() - * - * DESCRIPTION - * - * Create a mime context and return its handle. The easy parameter is the - * target handle. - */ -CURL_EXTERN curl_mime *curl_mime_init(CURL *easy); - -/* - * NAME curl_mime_free() - * - * DESCRIPTION - * - * release a mime handle and its substructures. - */ -CURL_EXTERN void curl_mime_free(curl_mime *mime); - -/* - * NAME curl_mime_addpart() - * - * DESCRIPTION - * - * Append a new empty part to the given mime context and return a handle to - * the created part. - */ -CURL_EXTERN curl_mimepart *curl_mime_addpart(curl_mime *mime); - -/* - * NAME curl_mime_name() - * - * DESCRIPTION - * - * Set mime/form part name. - */ -CURL_EXTERN CURLcode curl_mime_name(curl_mimepart *part, const char *name); - -/* - * NAME curl_mime_filename() - * - * DESCRIPTION - * - * Set mime part remote file name. - */ -CURL_EXTERN CURLcode curl_mime_filename(curl_mimepart *part, - const char *filename); - -/* - * NAME curl_mime_type() - * - * DESCRIPTION - * - * Set mime part type. - */ -CURL_EXTERN CURLcode curl_mime_type(curl_mimepart *part, const char *mimetype); - -/* - * NAME curl_mime_encoder() - * - * DESCRIPTION - * - * Set mime data transfer encoder. - */ -CURL_EXTERN CURLcode curl_mime_encoder(curl_mimepart *part, - const char *encoding); - -/* - * NAME curl_mime_data() - * - * DESCRIPTION - * - * Set mime part data source from memory data, - */ -CURL_EXTERN CURLcode curl_mime_data(curl_mimepart *part, - const char *data, size_t datasize); - -/* - * NAME curl_mime_filedata() - * - * DESCRIPTION - * - * Set mime part data source from named file. - */ -CURL_EXTERN CURLcode curl_mime_filedata(curl_mimepart *part, - const char *filename); - -/* - * NAME curl_mime_data_cb() - * - * DESCRIPTION - * - * Set mime part data source from callback function. - */ -CURL_EXTERN CURLcode curl_mime_data_cb(curl_mimepart *part, - curl_off_t datasize, - curl_read_callback readfunc, - curl_seek_callback seekfunc, - curl_free_callback freefunc, - void *arg); - -/* - * NAME curl_mime_subparts() - * - * DESCRIPTION - * - * Set mime part data source from subparts. - */ -CURL_EXTERN CURLcode curl_mime_subparts(curl_mimepart *part, - curl_mime *subparts); -/* - * NAME curl_mime_headers() - * - * DESCRIPTION - * - * Set mime part headers. - */ -CURL_EXTERN CURLcode curl_mime_headers(curl_mimepart *part, - struct curl_slist *headers, - int take_ownership); - -/* Old form API. */ -/* name is uppercase CURLFORM_ */ -#ifdef CFINIT -#undef CFINIT -#endif - -#ifdef CURL_ISOCPP -#define CFINIT(name) CURLFORM_ ## name -#else -/* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */ -#define CFINIT(name) CURLFORM_/**/name -#endif - -typedef enum { - CFINIT(NOTHING), /********* the first one is unused ************/ - - /* */ - CFINIT(COPYNAME), - CFINIT(PTRNAME), - CFINIT(NAMELENGTH), - CFINIT(COPYCONTENTS), - CFINIT(PTRCONTENTS), - CFINIT(CONTENTSLENGTH), - CFINIT(FILECONTENT), - CFINIT(ARRAY), - CFINIT(OBSOLETE), - CFINIT(FILE), - - CFINIT(BUFFER), - CFINIT(BUFFERPTR), - CFINIT(BUFFERLENGTH), - - CFINIT(CONTENTTYPE), - CFINIT(CONTENTHEADER), - CFINIT(FILENAME), - CFINIT(END), - CFINIT(OBSOLETE2), - - CFINIT(STREAM), - CFINIT(CONTENTLEN), /* added in 7.46.0, provide a curl_off_t length */ - - CURLFORM_LASTENTRY /* the last unused */ -} CURLformoption; - -#undef CFINIT /* done */ - -/* structure to be used as parameter for CURLFORM_ARRAY */ -struct curl_forms { - CURLformoption option; - const char *value; -}; - -/* use this for multipart formpost building */ -/* Returns code for curl_formadd() - * - * Returns: - * CURL_FORMADD_OK on success - * CURL_FORMADD_MEMORY if the FormInfo allocation fails - * CURL_FORMADD_OPTION_TWICE if one option is given twice for one Form - * CURL_FORMADD_NULL if a null pointer was given for a char - * CURL_FORMADD_MEMORY if the allocation of a FormInfo struct failed - * CURL_FORMADD_UNKNOWN_OPTION if an unknown option was used - * CURL_FORMADD_INCOMPLETE if the some FormInfo is not complete (or error) - * CURL_FORMADD_MEMORY if a curl_httppost struct cannot be allocated - * CURL_FORMADD_MEMORY if some allocation for string copying failed. - * CURL_FORMADD_ILLEGAL_ARRAY if an illegal option is used in an array - * - ***************************************************************************/ -typedef enum { - CURL_FORMADD_OK, /* first, no error */ - - CURL_FORMADD_MEMORY, - CURL_FORMADD_OPTION_TWICE, - CURL_FORMADD_NULL, - CURL_FORMADD_UNKNOWN_OPTION, - CURL_FORMADD_INCOMPLETE, - CURL_FORMADD_ILLEGAL_ARRAY, - CURL_FORMADD_DISABLED, /* libcurl was built with this disabled */ - - CURL_FORMADD_LAST /* last */ -} CURLFORMcode; - -/* - * NAME curl_formadd() - * - * DESCRIPTION - * - * Pretty advanced function for building multi-part formposts. Each invoke - * adds one part that together construct a full post. Then use - * CURLOPT_HTTPPOST to send it off to libcurl. - */ -CURL_EXTERN CURLFORMcode curl_formadd(struct curl_httppost **httppost, - struct curl_httppost **last_post, - ...); - -/* - * callback function for curl_formget() - * The void *arg pointer will be the one passed as second argument to - * curl_formget(). - * The character buffer passed to it must not be freed. - * Should return the buffer length passed to it as the argument "len" on - * success. - */ -typedef size_t (*curl_formget_callback)(void *arg, const char *buf, - size_t len); - -/* - * NAME curl_formget() - * - * DESCRIPTION - * - * Serialize a curl_httppost struct built with curl_formadd(). - * Accepts a void pointer as second argument which will be passed to - * the curl_formget_callback function. - * Returns 0 on success. - */ -CURL_EXTERN int curl_formget(struct curl_httppost *form, void *arg, - curl_formget_callback append); -/* - * NAME curl_formfree() - * - * DESCRIPTION - * - * Free a multipart formpost previously built with curl_formadd(). - */ -CURL_EXTERN void curl_formfree(struct curl_httppost *form); - -/* - * NAME curl_getenv() - * - * DESCRIPTION - * - * Returns a malloc()'ed string that MUST be curl_free()ed after usage is - * complete. DEPRECATED - see lib/README.curlx - */ -CURL_EXTERN char *curl_getenv(const char *variable); - -/* - * NAME curl_version() - * - * DESCRIPTION - * - * Returns a static ascii string of the libcurl version. - */ -CURL_EXTERN char *curl_version(void); - -/* - * NAME curl_easy_escape() - * - * DESCRIPTION - * - * Escapes URL strings (converts all letters consider illegal in URLs to their - * %XX versions). This function returns a new allocated string or NULL if an - * error occurred. - */ -CURL_EXTERN char *curl_easy_escape(CURL *handle, - const char *string, - int length); - -/* the previous version: */ -CURL_EXTERN char *curl_escape(const char *string, - int length); - - -/* - * NAME curl_easy_unescape() - * - * DESCRIPTION - * - * Unescapes URL encoding in strings (converts all %XX codes to their 8bit - * versions). This function returns a new allocated string or NULL if an error - * occurred. - * Conversion Note: On non-ASCII platforms the ASCII %XX codes are - * converted into the host encoding. - */ -CURL_EXTERN char *curl_easy_unescape(CURL *handle, - const char *string, - int length, - int *outlength); - -/* the previous version */ -CURL_EXTERN char *curl_unescape(const char *string, - int length); - -/* - * NAME curl_free() - * - * DESCRIPTION - * - * Provided for de-allocation in the same translation unit that did the - * allocation. Added in libcurl 7.10 - */ -CURL_EXTERN void curl_free(void *p); - -/* - * NAME curl_global_init() - * - * DESCRIPTION - * - * curl_global_init() should be invoked exactly once for each application that - * uses libcurl and before any call of other libcurl functions. - * - * This function is not thread-safe! - */ -CURL_EXTERN CURLcode curl_global_init(long flags); - -/* - * NAME curl_global_init_mem() - * - * DESCRIPTION - * - * curl_global_init() or curl_global_init_mem() should be invoked exactly once - * for each application that uses libcurl. This function can be used to - * initialize libcurl and set user defined memory management callback - * functions. Users can implement memory management routines to check for - * memory leaks, check for mis-use of the curl library etc. User registered - * callback routines with be invoked by this library instead of the system - * memory management routines like malloc, free etc. - */ -CURL_EXTERN CURLcode curl_global_init_mem(long flags, - curl_malloc_callback m, - curl_free_callback f, - curl_realloc_callback r, - curl_strdup_callback s, - curl_calloc_callback c); - -/* - * NAME curl_global_cleanup() - * - * DESCRIPTION - * - * curl_global_cleanup() should be invoked exactly once for each application - * that uses libcurl - */ -CURL_EXTERN void curl_global_cleanup(void); - -/* linked-list structure for the CURLOPT_QUOTE option (and other) */ -struct curl_slist { - char *data; - struct curl_slist *next; -}; - -/* - * NAME curl_global_sslset() - * - * DESCRIPTION - * - * When built with multiple SSL backends, curl_global_sslset() allows to - * choose one. This function can only be called once, and it must be called - * *before* curl_global_init(). - * - * The backend can be identified by the id (e.g. CURLSSLBACKEND_OPENSSL). The - * backend can also be specified via the name parameter (passing -1 as id). - * If both id and name are specified, the name will be ignored. If neither id - * nor name are specified, the function will fail with - * CURLSSLSET_UNKNOWN_BACKEND and set the "avail" pointer to the - * NULL-terminated list of available backends. - * - * Upon success, the function returns CURLSSLSET_OK. - * - * If the specified SSL backend is not available, the function returns - * CURLSSLSET_UNKNOWN_BACKEND and sets the "avail" pointer to a NULL-terminated - * list of available SSL backends. - * - * The SSL backend can be set only once. If it has already been set, a - * subsequent attempt to change it will result in a CURLSSLSET_TOO_LATE. - */ - -typedef struct { - curl_sslbackend id; - const char *name; -} curl_ssl_backend; - -typedef enum { - CURLSSLSET_OK = 0, - CURLSSLSET_UNKNOWN_BACKEND, - CURLSSLSET_TOO_LATE, - CURLSSLSET_NO_BACKENDS /* libcurl was built without any SSL support */ -} CURLsslset; - -CURL_EXTERN CURLsslset curl_global_sslset(curl_sslbackend id, const char *name, - const curl_ssl_backend ***avail); - -/* - * NAME curl_slist_append() - * - * DESCRIPTION - * - * Appends a string to a linked list. If no list exists, it will be created - * first. Returns the new list, after appending. - */ -CURL_EXTERN struct curl_slist *curl_slist_append(struct curl_slist *, - const char *); - -/* - * NAME curl_slist_free_all() - * - * DESCRIPTION - * - * free a previously built curl_slist. - */ -CURL_EXTERN void curl_slist_free_all(struct curl_slist *); - -/* - * NAME curl_getdate() - * - * DESCRIPTION - * - * Returns the time, in seconds since 1 Jan 1970 of the time string given in - * the first argument. The time argument in the second parameter is unused - * and should be set to NULL. - */ -CURL_EXTERN time_t curl_getdate(const char *p, const time_t *unused); - -/* info about the certificate chain, only for OpenSSL, GnuTLS, Schannel, NSS - and GSKit builds. Asked for with CURLOPT_CERTINFO / CURLINFO_CERTINFO */ -struct curl_certinfo { - int num_of_certs; /* number of certificates with information */ - struct curl_slist **certinfo; /* for each index in this array, there's a - linked list with textual information in the - format "name: value" */ -}; - -/* Information about the SSL library used and the respective internal SSL - handle, which can be used to obtain further information regarding the - connection. Asked for with CURLINFO_TLS_SSL_PTR or CURLINFO_TLS_SESSION. */ -struct curl_tlssessioninfo { - curl_sslbackend backend; - void *internals; -}; - -#define CURLINFO_STRING 0x100000 -#define CURLINFO_LONG 0x200000 -#define CURLINFO_DOUBLE 0x300000 -#define CURLINFO_SLIST 0x400000 -#define CURLINFO_PTR 0x400000 /* same as SLIST */ -#define CURLINFO_SOCKET 0x500000 -#define CURLINFO_OFF_T 0x600000 -#define CURLINFO_MASK 0x0fffff -#define CURLINFO_TYPEMASK 0xf00000 - -typedef enum { - CURLINFO_NONE, /* first, never use this */ - CURLINFO_EFFECTIVE_URL = CURLINFO_STRING + 1, - CURLINFO_RESPONSE_CODE = CURLINFO_LONG + 2, - CURLINFO_TOTAL_TIME = CURLINFO_DOUBLE + 3, - CURLINFO_NAMELOOKUP_TIME = CURLINFO_DOUBLE + 4, - CURLINFO_CONNECT_TIME = CURLINFO_DOUBLE + 5, - CURLINFO_PRETRANSFER_TIME = CURLINFO_DOUBLE + 6, - CURLINFO_SIZE_UPLOAD = CURLINFO_DOUBLE + 7, - CURLINFO_SIZE_UPLOAD_T = CURLINFO_OFF_T + 7, - CURLINFO_SIZE_DOWNLOAD = CURLINFO_DOUBLE + 8, - CURLINFO_SIZE_DOWNLOAD_T = CURLINFO_OFF_T + 8, - CURLINFO_SPEED_DOWNLOAD = CURLINFO_DOUBLE + 9, - CURLINFO_SPEED_DOWNLOAD_T = CURLINFO_OFF_T + 9, - CURLINFO_SPEED_UPLOAD = CURLINFO_DOUBLE + 10, - CURLINFO_SPEED_UPLOAD_T = CURLINFO_OFF_T + 10, - CURLINFO_HEADER_SIZE = CURLINFO_LONG + 11, - CURLINFO_REQUEST_SIZE = CURLINFO_LONG + 12, - CURLINFO_SSL_VERIFYRESULT = CURLINFO_LONG + 13, - CURLINFO_FILETIME = CURLINFO_LONG + 14, - CURLINFO_FILETIME_T = CURLINFO_OFF_T + 14, - CURLINFO_CONTENT_LENGTH_DOWNLOAD = CURLINFO_DOUBLE + 15, - CURLINFO_CONTENT_LENGTH_DOWNLOAD_T = CURLINFO_OFF_T + 15, - CURLINFO_CONTENT_LENGTH_UPLOAD = CURLINFO_DOUBLE + 16, - CURLINFO_CONTENT_LENGTH_UPLOAD_T = CURLINFO_OFF_T + 16, - CURLINFO_STARTTRANSFER_TIME = CURLINFO_DOUBLE + 17, - CURLINFO_CONTENT_TYPE = CURLINFO_STRING + 18, - CURLINFO_REDIRECT_TIME = CURLINFO_DOUBLE + 19, - CURLINFO_REDIRECT_COUNT = CURLINFO_LONG + 20, - CURLINFO_PRIVATE = CURLINFO_STRING + 21, - CURLINFO_HTTP_CONNECTCODE = CURLINFO_LONG + 22, - CURLINFO_HTTPAUTH_AVAIL = CURLINFO_LONG + 23, - CURLINFO_PROXYAUTH_AVAIL = CURLINFO_LONG + 24, - CURLINFO_OS_ERRNO = CURLINFO_LONG + 25, - CURLINFO_NUM_CONNECTS = CURLINFO_LONG + 26, - CURLINFO_SSL_ENGINES = CURLINFO_SLIST + 27, - CURLINFO_COOKIELIST = CURLINFO_SLIST + 28, - CURLINFO_LASTSOCKET = CURLINFO_LONG + 29, - CURLINFO_FTP_ENTRY_PATH = CURLINFO_STRING + 30, - CURLINFO_REDIRECT_URL = CURLINFO_STRING + 31, - CURLINFO_PRIMARY_IP = CURLINFO_STRING + 32, - CURLINFO_APPCONNECT_TIME = CURLINFO_DOUBLE + 33, - CURLINFO_CERTINFO = CURLINFO_PTR + 34, - CURLINFO_CONDITION_UNMET = CURLINFO_LONG + 35, - CURLINFO_RTSP_SESSION_ID = CURLINFO_STRING + 36, - CURLINFO_RTSP_CLIENT_CSEQ = CURLINFO_LONG + 37, - CURLINFO_RTSP_SERVER_CSEQ = CURLINFO_LONG + 38, - CURLINFO_RTSP_CSEQ_RECV = CURLINFO_LONG + 39, - CURLINFO_PRIMARY_PORT = CURLINFO_LONG + 40, - CURLINFO_LOCAL_IP = CURLINFO_STRING + 41, - CURLINFO_LOCAL_PORT = CURLINFO_LONG + 42, - CURLINFO_TLS_SESSION = CURLINFO_PTR + 43, - CURLINFO_ACTIVESOCKET = CURLINFO_SOCKET + 44, - CURLINFO_TLS_SSL_PTR = CURLINFO_PTR + 45, - CURLINFO_HTTP_VERSION = CURLINFO_LONG + 46, - CURLINFO_PROXY_SSL_VERIFYRESULT = CURLINFO_LONG + 47, - CURLINFO_PROTOCOL = CURLINFO_LONG + 48, - CURLINFO_SCHEME = CURLINFO_STRING + 49, - /* Fill in new entries below here! */ - - /* Preferably these would be defined conditionally based on the - sizeof curl_off_t being 64-bits */ - CURLINFO_TOTAL_TIME_T = CURLINFO_OFF_T + 50, - CURLINFO_NAMELOOKUP_TIME_T = CURLINFO_OFF_T + 51, - CURLINFO_CONNECT_TIME_T = CURLINFO_OFF_T + 52, - CURLINFO_PRETRANSFER_TIME_T = CURLINFO_OFF_T + 53, - CURLINFO_STARTTRANSFER_TIME_T = CURLINFO_OFF_T + 54, - CURLINFO_REDIRECT_TIME_T = CURLINFO_OFF_T + 55, - CURLINFO_APPCONNECT_TIME_T = CURLINFO_OFF_T + 56, - CURLINFO_RETRY_AFTER = CURLINFO_OFF_T + 57, - - CURLINFO_LASTONE = 57 -} CURLINFO; - -/* CURLINFO_RESPONSE_CODE is the new name for the option previously known as - CURLINFO_HTTP_CODE */ -#define CURLINFO_HTTP_CODE CURLINFO_RESPONSE_CODE - -typedef enum { - CURLCLOSEPOLICY_NONE, /* first, never use this */ - - CURLCLOSEPOLICY_OLDEST, - CURLCLOSEPOLICY_LEAST_RECENTLY_USED, - CURLCLOSEPOLICY_LEAST_TRAFFIC, - CURLCLOSEPOLICY_SLOWEST, - CURLCLOSEPOLICY_CALLBACK, - - CURLCLOSEPOLICY_LAST /* last, never use this */ -} curl_closepolicy; - -#define CURL_GLOBAL_SSL (1<<0) /* no purpose since since 7.57.0 */ -#define CURL_GLOBAL_WIN32 (1<<1) -#define CURL_GLOBAL_ALL (CURL_GLOBAL_SSL|CURL_GLOBAL_WIN32) -#define CURL_GLOBAL_NOTHING 0 -#define CURL_GLOBAL_DEFAULT CURL_GLOBAL_ALL -#define CURL_GLOBAL_ACK_EINTR (1<<2) - - -/***************************************************************************** - * Setup defines, protos etc for the sharing stuff. - */ - -/* Different data locks for a single share */ -typedef enum { - CURL_LOCK_DATA_NONE = 0, - /* CURL_LOCK_DATA_SHARE is used internally to say that - * the locking is just made to change the internal state of the share - * itself. - */ - CURL_LOCK_DATA_SHARE, - CURL_LOCK_DATA_COOKIE, - CURL_LOCK_DATA_DNS, - CURL_LOCK_DATA_SSL_SESSION, - CURL_LOCK_DATA_CONNECT, - CURL_LOCK_DATA_PSL, - CURL_LOCK_DATA_LAST -} curl_lock_data; - -/* Different lock access types */ -typedef enum { - CURL_LOCK_ACCESS_NONE = 0, /* unspecified action */ - CURL_LOCK_ACCESS_SHARED = 1, /* for read perhaps */ - CURL_LOCK_ACCESS_SINGLE = 2, /* for write perhaps */ - CURL_LOCK_ACCESS_LAST /* never use */ -} curl_lock_access; - -typedef void (*curl_lock_function)(CURL *handle, - curl_lock_data data, - curl_lock_access locktype, - void *userptr); -typedef void (*curl_unlock_function)(CURL *handle, - curl_lock_data data, - void *userptr); - - -typedef enum { - CURLSHE_OK, /* all is fine */ - CURLSHE_BAD_OPTION, /* 1 */ - CURLSHE_IN_USE, /* 2 */ - CURLSHE_INVALID, /* 3 */ - CURLSHE_NOMEM, /* 4 out of memory */ - CURLSHE_NOT_BUILT_IN, /* 5 feature not present in lib */ - CURLSHE_LAST /* never use */ -} CURLSHcode; - -typedef enum { - CURLSHOPT_NONE, /* don't use */ - CURLSHOPT_SHARE, /* specify a data type to share */ - CURLSHOPT_UNSHARE, /* specify which data type to stop sharing */ - CURLSHOPT_LOCKFUNC, /* pass in a 'curl_lock_function' pointer */ - CURLSHOPT_UNLOCKFUNC, /* pass in a 'curl_unlock_function' pointer */ - CURLSHOPT_USERDATA, /* pass in a user data pointer used in the lock/unlock - callback functions */ - CURLSHOPT_LAST /* never use */ -} CURLSHoption; - -CURL_EXTERN CURLSH *curl_share_init(void); -CURL_EXTERN CURLSHcode curl_share_setopt(CURLSH *, CURLSHoption option, ...); -CURL_EXTERN CURLSHcode curl_share_cleanup(CURLSH *); - -/**************************************************************************** - * Structures for querying information about the curl library at runtime. - */ - -typedef enum { - CURLVERSION_FIRST, - CURLVERSION_SECOND, - CURLVERSION_THIRD, - CURLVERSION_FOURTH, - CURLVERSION_FIFTH, - CURLVERSION_SIXTH, - CURLVERSION_LAST /* never actually use this */ -} CURLversion; - -/* The 'CURLVERSION_NOW' is the symbolic name meant to be used by - basically all programs ever that want to get version information. It is - meant to be a built-in version number for what kind of struct the caller - expects. If the struct ever changes, we redefine the NOW to another enum - from above. */ -#define CURLVERSION_NOW CURLVERSION_SIXTH - -typedef struct { - CURLversion age; /* age of the returned struct */ - const char *version; /* LIBCURL_VERSION */ - unsigned int version_num; /* LIBCURL_VERSION_NUM */ - const char *host; /* OS/host/cpu/machine when configured */ - int features; /* bitmask, see defines below */ - const char *ssl_version; /* human readable string */ - long ssl_version_num; /* not used anymore, always 0 */ - const char *libz_version; /* human readable string */ - /* protocols is terminated by an entry with a NULL protoname */ - const char * const *protocols; - - /* The fields below this were added in CURLVERSION_SECOND */ - const char *ares; - int ares_num; - - /* This field was added in CURLVERSION_THIRD */ - const char *libidn; - - /* These field were added in CURLVERSION_FOURTH */ - - /* Same as '_libiconv_version' if built with HAVE_ICONV */ - int iconv_ver_num; - - const char *libssh_version; /* human readable string */ - - /* These fields were added in CURLVERSION_FIFTH */ - unsigned int brotli_ver_num; /* Numeric Brotli version - (MAJOR << 24) | (MINOR << 12) | PATCH */ - const char *brotli_version; /* human readable string. */ - - /* These fields were added in CURLVERSION_SIXTH */ - unsigned int nghttp2_ver_num; /* Numeric nghttp2 version - (MAJOR << 16) | (MINOR << 8) | PATCH */ - const char *nghttp2_version; /* human readable string. */ - const char *quic_version; /* human readable quic (+ HTTP/3) library + - version or NULL */ -} curl_version_info_data; - -#define CURL_VERSION_IPV6 (1<<0) /* IPv6-enabled */ -#define CURL_VERSION_KERBEROS4 (1<<1) /* Kerberos V4 auth is supported - (deprecated) */ -#define CURL_VERSION_SSL (1<<2) /* SSL options are present */ -#define CURL_VERSION_LIBZ (1<<3) /* libz features are present */ -#define CURL_VERSION_NTLM (1<<4) /* NTLM auth is supported */ -#define CURL_VERSION_GSSNEGOTIATE (1<<5) /* Negotiate auth is supported - (deprecated) */ -#define CURL_VERSION_DEBUG (1<<6) /* Built with debug capabilities */ -#define CURL_VERSION_ASYNCHDNS (1<<7) /* Asynchronous DNS resolves */ -#define CURL_VERSION_SPNEGO (1<<8) /* SPNEGO auth is supported */ -#define CURL_VERSION_LARGEFILE (1<<9) /* Supports files larger than 2GB */ -#define CURL_VERSION_IDN (1<<10) /* Internationized Domain Names are - supported */ -#define CURL_VERSION_SSPI (1<<11) /* Built against Windows SSPI */ -#define CURL_VERSION_CONV (1<<12) /* Character conversions supported */ -#define CURL_VERSION_CURLDEBUG (1<<13) /* Debug memory tracking supported */ -#define CURL_VERSION_TLSAUTH_SRP (1<<14) /* TLS-SRP auth is supported */ -#define CURL_VERSION_NTLM_WB (1<<15) /* NTLM delegation to winbind helper - is supported */ -#define CURL_VERSION_HTTP2 (1<<16) /* HTTP2 support built-in */ -#define CURL_VERSION_GSSAPI (1<<17) /* Built against a GSS-API library */ -#define CURL_VERSION_KERBEROS5 (1<<18) /* Kerberos V5 auth is supported */ -#define CURL_VERSION_UNIX_SOCKETS (1<<19) /* Unix domain sockets support */ -#define CURL_VERSION_PSL (1<<20) /* Mozilla's Public Suffix List, used - for cookie domain verification */ -#define CURL_VERSION_HTTPS_PROXY (1<<21) /* HTTPS-proxy support built-in */ -#define CURL_VERSION_MULTI_SSL (1<<22) /* Multiple SSL backends available */ -#define CURL_VERSION_BROTLI (1<<23) /* Brotli features are present. */ -#define CURL_VERSION_ALTSVC (1<<24) /* Alt-Svc handling built-in */ -#define CURL_VERSION_HTTP3 (1<<25) /* HTTP3 support built-in */ - -#define CURL_VERSION_ESNI (1<<26) /* ESNI support */ - - /* - * NAME curl_version_info() - * - * DESCRIPTION - * - * This function returns a pointer to a static copy of the version info - * struct. See above. - */ -CURL_EXTERN curl_version_info_data *curl_version_info(CURLversion); - -/* - * NAME curl_easy_strerror() - * - * DESCRIPTION - * - * The curl_easy_strerror function may be used to turn a CURLcode value - * into the equivalent human readable error string. This is useful - * for printing meaningful error messages. - */ -CURL_EXTERN const char *curl_easy_strerror(CURLcode); - -/* - * NAME curl_share_strerror() - * - * DESCRIPTION - * - * The curl_share_strerror function may be used to turn a CURLSHcode value - * into the equivalent human readable error string. This is useful - * for printing meaningful error messages. - */ -CURL_EXTERN const char *curl_share_strerror(CURLSHcode); - -/* - * NAME curl_easy_pause() - * - * DESCRIPTION - * - * The curl_easy_pause function pauses or unpauses transfers. Select the new - * state by setting the bitmask, use the convenience defines below. - * - */ -CURL_EXTERN CURLcode curl_easy_pause(CURL *handle, int bitmask); - -#define CURLPAUSE_RECV (1<<0) -#define CURLPAUSE_RECV_CONT (0) - -#define CURLPAUSE_SEND (1<<2) -#define CURLPAUSE_SEND_CONT (0) - -#define CURLPAUSE_ALL (CURLPAUSE_RECV|CURLPAUSE_SEND) -#define CURLPAUSE_CONT (CURLPAUSE_RECV_CONT|CURLPAUSE_SEND_CONT) - -#ifdef __cplusplus -} -#endif - -/* unfortunately, the easy.h and multi.h include files need options and info - stuff before they can be included! */ -#include "easy.h" /* nothing in curl is fun without the easy stuff */ -#include "multi.h" -#include "urlapi.h" - -/* the typechecker doesn't work in C++ (yet) */ -#if defined(__GNUC__) && defined(__GNUC_MINOR__) && \ - ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \ - !defined(__cplusplus) && !defined(CURL_DISABLE_TYPECHECK) -#include "typecheck-gcc.h" -#else -#if defined(__STDC__) && (__STDC__ >= 1) -/* This preprocessor magic that replaces a call with the exact same call is - only done to make sure application authors pass exactly three arguments - to these functions. */ -#define curl_easy_setopt(handle,opt,param) curl_easy_setopt(handle,opt,param) -#define curl_easy_getinfo(handle,info,arg) curl_easy_getinfo(handle,info,arg) -#define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param) -#define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param) -#endif /* __STDC__ >= 1 */ -#endif /* gcc >= 4.3 && !__cplusplus */ - -#endif /* CURLINC_CURL_H */ diff --git a/third-party/include/curl/curlver.h b/third-party/include/curl/curlver.h deleted file mode 100644 index 5b0df8ed..00000000 --- a/third-party/include/curl/curlver.h +++ /dev/null @@ -1,77 +0,0 @@ -#ifndef CURLINC_CURLVER_H -#define CURLINC_CURLVER_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -/* This header file contains nothing but libcurl version info, generated by - a script at release-time. This was made its own header file in 7.11.2 */ - -/* This is the global package copyright */ -#define LIBCURL_COPYRIGHT "1996 - 2019 Daniel Stenberg, ." - -/* This is the version number of the libcurl package from which this header - file origins: */ -#define LIBCURL_VERSION "7.68.0-DEV" - -/* The numeric version number is also available "in parts" by using these - defines: */ -#define LIBCURL_VERSION_MAJOR 7 -#define LIBCURL_VERSION_MINOR 68 -#define LIBCURL_VERSION_PATCH 0 - -/* This is the numeric version of the libcurl version number, meant for easier - parsing and comparions by programs. The LIBCURL_VERSION_NUM define will - always follow this syntax: - - 0xXXYYZZ - - Where XX, YY and ZZ are the main version, release and patch numbers in - hexadecimal (using 8 bits each). All three numbers are always represented - using two digits. 1.2 would appear as "0x010200" while version 9.11.7 - appears as "0x090b07". - - This 6-digit (24 bits) hexadecimal number does not show pre-release number, - and it is always a greater number in a more recent release. It makes - comparisons with greater than and less than work. - - Note: This define is the full hex number and _does not_ use the - CURL_VERSION_BITS() macro since curl's own configure script greps for it - and needs it to contain the full number. -*/ -#define LIBCURL_VERSION_NUM 0x074400 - -/* - * This is the date and time when the full source package was created. The - * timestamp is not stored in git, as the timestamp is properly set in the - * tarballs by the maketgz script. - * - * The format of the date follows this template: - * - * "2007-11-23" - */ -#define LIBCURL_TIMESTAMP "[unreleased]" - -#define CURL_VERSION_BITS(x,y,z) ((x)<<16|(y)<<8|(z)) -#define CURL_AT_LEAST_VERSION(x,y,z) \ - (LIBCURL_VERSION_NUM >= CURL_VERSION_BITS(x, y, z)) - -#endif /* CURLINC_CURLVER_H */ diff --git a/third-party/include/curl/easy.h b/third-party/include/curl/easy.h deleted file mode 100644 index 592f5d3c..00000000 --- a/third-party/include/curl/easy.h +++ /dev/null @@ -1,112 +0,0 @@ -#ifndef CURLINC_EASY_H -#define CURLINC_EASY_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ -#ifdef __cplusplus -extern "C" { -#endif - -CURL_EXTERN CURL *curl_easy_init(void); -CURL_EXTERN CURLcode curl_easy_setopt(CURL *curl, CURLoption option, ...); -CURL_EXTERN CURLcode curl_easy_perform(CURL *curl); -CURL_EXTERN void curl_easy_cleanup(CURL *curl); - -/* - * NAME curl_easy_getinfo() - * - * DESCRIPTION - * - * Request internal information from the curl session with this function. The - * third argument MUST be a pointer to a long, a pointer to a char * or a - * pointer to a double (as the documentation describes elsewhere). The data - * pointed to will be filled in accordingly and can be relied upon only if the - * function returns CURLE_OK. This function is intended to get used *AFTER* a - * performed transfer, all results from this function are undefined until the - * transfer is completed. - */ -CURL_EXTERN CURLcode curl_easy_getinfo(CURL *curl, CURLINFO info, ...); - - -/* - * NAME curl_easy_duphandle() - * - * DESCRIPTION - * - * Creates a new curl session handle with the same options set for the handle - * passed in. Duplicating a handle could only be a matter of cloning data and - * options, internal state info and things like persistent connections cannot - * be transferred. It is useful in multithreaded applications when you can run - * curl_easy_duphandle() for each new thread to avoid a series of identical - * curl_easy_setopt() invokes in every thread. - */ -CURL_EXTERN CURL *curl_easy_duphandle(CURL *curl); - -/* - * NAME curl_easy_reset() - * - * DESCRIPTION - * - * Re-initializes a CURL handle to the default values. This puts back the - * handle to the same state as it was in when it was just created. - * - * It does keep: live connections, the Session ID cache, the DNS cache and the - * cookies. - */ -CURL_EXTERN void curl_easy_reset(CURL *curl); - -/* - * NAME curl_easy_recv() - * - * DESCRIPTION - * - * Receives data from the connected socket. Use after successful - * curl_easy_perform() with CURLOPT_CONNECT_ONLY option. - */ -CURL_EXTERN CURLcode curl_easy_recv(CURL *curl, void *buffer, size_t buflen, - size_t *n); - -/* - * NAME curl_easy_send() - * - * DESCRIPTION - * - * Sends data over the connected socket. Use after successful - * curl_easy_perform() with CURLOPT_CONNECT_ONLY option. - */ -CURL_EXTERN CURLcode curl_easy_send(CURL *curl, const void *buffer, - size_t buflen, size_t *n); - - -/* - * NAME curl_easy_upkeep() - * - * DESCRIPTION - * - * Performs connection upkeep for the given session handle. - */ -CURL_EXTERN CURLcode curl_easy_upkeep(CURL *curl); - -#ifdef __cplusplus -} -#endif - -#endif diff --git a/third-party/include/curl/mprintf.h b/third-party/include/curl/mprintf.h deleted file mode 100644 index f615ed7d..00000000 --- a/third-party/include/curl/mprintf.h +++ /dev/null @@ -1,50 +0,0 @@ -#ifndef CURLINC_MPRINTF_H -#define CURLINC_MPRINTF_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include -#include /* needed for FILE */ -#include "curl.h" /* for CURL_EXTERN */ - -#ifdef __cplusplus -extern "C" { -#endif - -CURL_EXTERN int curl_mprintf(const char *format, ...); -CURL_EXTERN int curl_mfprintf(FILE *fd, const char *format, ...); -CURL_EXTERN int curl_msprintf(char *buffer, const char *format, ...); -CURL_EXTERN int curl_msnprintf(char *buffer, size_t maxlength, - const char *format, ...); -CURL_EXTERN int curl_mvprintf(const char *format, va_list args); -CURL_EXTERN int curl_mvfprintf(FILE *fd, const char *format, va_list args); -CURL_EXTERN int curl_mvsprintf(char *buffer, const char *format, va_list args); -CURL_EXTERN int curl_mvsnprintf(char *buffer, size_t maxlength, - const char *format, va_list args); -CURL_EXTERN char *curl_maprintf(const char *format, ...); -CURL_EXTERN char *curl_mvaprintf(const char *format, va_list args); - -#ifdef __cplusplus -} -#endif - -#endif /* CURLINC_MPRINTF_H */ diff --git a/third-party/include/curl/multi.h b/third-party/include/curl/multi.h deleted file mode 100644 index 04996ffc..00000000 --- a/third-party/include/curl/multi.h +++ /dev/null @@ -1,468 +0,0 @@ -#ifndef CURLINC_MULTI_H -#define CURLINC_MULTI_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2020, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ -/* - This is an "external" header file. Don't give away any internals here! - - GOALS - - o Enable a "pull" interface. The application that uses libcurl decides where - and when to ask libcurl to get/send data. - - o Enable multiple simultaneous transfers in the same thread without making it - complicated for the application. - - o Enable the application to select() on its own file descriptors and curl's - file descriptors simultaneous easily. - -*/ - -/* - * This header file should not really need to include "curl.h" since curl.h - * itself includes this file and we expect user applications to do #include - * without the need for especially including multi.h. - * - * For some reason we added this include here at one point, and rather than to - * break existing (wrongly written) libcurl applications, we leave it as-is - * but with this warning attached. - */ -#include "curl.h" - -#ifdef __cplusplus -extern "C" { -#endif - -#if defined(BUILDING_LIBCURL) || defined(CURL_STRICTER) -typedef struct Curl_multi CURLM; -#else -typedef void CURLM; -#endif - -typedef enum { - CURLM_CALL_MULTI_PERFORM = -1, /* please call curl_multi_perform() or - curl_multi_socket*() soon */ - CURLM_OK, - CURLM_BAD_HANDLE, /* the passed-in handle is not a valid CURLM handle */ - CURLM_BAD_EASY_HANDLE, /* an easy handle was not good/valid */ - CURLM_OUT_OF_MEMORY, /* if you ever get this, you're in deep sh*t */ - CURLM_INTERNAL_ERROR, /* this is a libcurl bug */ - CURLM_BAD_SOCKET, /* the passed in socket argument did not match */ - CURLM_UNKNOWN_OPTION, /* curl_multi_setopt() with unsupported option */ - CURLM_ADDED_ALREADY, /* an easy handle already added to a multi handle was - attempted to get added - again */ - CURLM_RECURSIVE_API_CALL, /* an api function was called from inside a - callback */ - CURLM_WAKEUP_FAILURE, /* wakeup is unavailable or failed */ - CURLM_LAST -} CURLMcode; - -/* just to make code nicer when using curl_multi_socket() you can now check - for CURLM_CALL_MULTI_SOCKET too in the same style it works for - curl_multi_perform() and CURLM_CALL_MULTI_PERFORM */ -#define CURLM_CALL_MULTI_SOCKET CURLM_CALL_MULTI_PERFORM - -/* bitmask bits for CURLMOPT_PIPELINING */ -#define CURLPIPE_NOTHING 0L -#define CURLPIPE_HTTP1 1L -#define CURLPIPE_MULTIPLEX 2L - -typedef enum { - CURLMSG_NONE, /* first, not used */ - CURLMSG_DONE, /* This easy handle has completed. 'result' contains - the CURLcode of the transfer */ - CURLMSG_LAST /* last, not used */ -} CURLMSG; - -struct CURLMsg { - CURLMSG msg; /* what this message means */ - CURL *easy_handle; /* the handle it concerns */ - union { - void *whatever; /* message-specific data */ - CURLcode result; /* return code for transfer */ - } data; -}; -typedef struct CURLMsg CURLMsg; - -/* Based on poll(2) structure and values. - * We don't use pollfd and POLL* constants explicitly - * to cover platforms without poll(). */ -#define CURL_WAIT_POLLIN 0x0001 -#define CURL_WAIT_POLLPRI 0x0002 -#define CURL_WAIT_POLLOUT 0x0004 - -struct curl_waitfd { - curl_socket_t fd; - short events; - short revents; /* not supported yet */ -}; - -/* - * Name: curl_multi_init() - * - * Desc: inititalize multi-style curl usage - * - * Returns: a new CURLM handle to use in all 'curl_multi' functions. - */ -CURL_EXTERN CURLM *curl_multi_init(void); - -/* - * Name: curl_multi_add_handle() - * - * Desc: add a standard curl handle to the multi stack - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_add_handle(CURLM *multi_handle, - CURL *curl_handle); - - /* - * Name: curl_multi_remove_handle() - * - * Desc: removes a curl handle from the multi stack again - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_remove_handle(CURLM *multi_handle, - CURL *curl_handle); - - /* - * Name: curl_multi_fdset() - * - * Desc: Ask curl for its fd_set sets. The app can use these to select() or - * poll() on. We want curl_multi_perform() called as soon as one of - * them are ready. - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_fdset(CURLM *multi_handle, - fd_set *read_fd_set, - fd_set *write_fd_set, - fd_set *exc_fd_set, - int *max_fd); - -/* - * Name: curl_multi_wait() - * - * Desc: Poll on all fds within a CURLM set as well as any - * additional fds passed to the function. - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_wait(CURLM *multi_handle, - struct curl_waitfd extra_fds[], - unsigned int extra_nfds, - int timeout_ms, - int *ret); - -/* - * Name: curl_multi_poll() - * - * Desc: Poll on all fds within a CURLM set as well as any - * additional fds passed to the function. - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_poll(CURLM *multi_handle, - struct curl_waitfd extra_fds[], - unsigned int extra_nfds, - int timeout_ms, - int *ret); - -/* - * Name: curl_multi_wakeup() - * - * Desc: wakes up a sleeping curl_multi_poll call. - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_wakeup(CURLM *multi_handle); - - /* - * Name: curl_multi_perform() - * - * Desc: When the app thinks there's data available for curl it calls this - * function to read/write whatever there is right now. This returns - * as soon as the reads and writes are done. This function does not - * require that there actually is data available for reading or that - * data can be written, it can be called just in case. It returns - * the number of handles that still transfer data in the second - * argument's integer-pointer. - * - * Returns: CURLMcode type, general multi error code. *NOTE* that this only - * returns errors etc regarding the whole multi stack. There might - * still have occurred problems on individual transfers even when - * this returns OK. - */ -CURL_EXTERN CURLMcode curl_multi_perform(CURLM *multi_handle, - int *running_handles); - - /* - * Name: curl_multi_cleanup() - * - * Desc: Cleans up and removes a whole multi stack. It does not free or - * touch any individual easy handles in any way. We need to define - * in what state those handles will be if this function is called - * in the middle of a transfer. - * - * Returns: CURLMcode type, general multi error code. - */ -CURL_EXTERN CURLMcode curl_multi_cleanup(CURLM *multi_handle); - -/* - * Name: curl_multi_info_read() - * - * Desc: Ask the multi handle if there's any messages/informationals from - * the individual transfers. Messages include informationals such as - * error code from the transfer or just the fact that a transfer is - * completed. More details on these should be written down as well. - * - * Repeated calls to this function will return a new struct each - * time, until a special "end of msgs" struct is returned as a signal - * that there is no more to get at this point. - * - * The data the returned pointer points to will not survive calling - * curl_multi_cleanup(). - * - * The 'CURLMsg' struct is meant to be very simple and only contain - * very basic information. If more involved information is wanted, - * we will provide the particular "transfer handle" in that struct - * and that should/could/would be used in subsequent - * curl_easy_getinfo() calls (or similar). The point being that we - * must never expose complex structs to applications, as then we'll - * undoubtably get backwards compatibility problems in the future. - * - * Returns: A pointer to a filled-in struct, or NULL if it failed or ran out - * of structs. It also writes the number of messages left in the - * queue (after this read) in the integer the second argument points - * to. - */ -CURL_EXTERN CURLMsg *curl_multi_info_read(CURLM *multi_handle, - int *msgs_in_queue); - -/* - * Name: curl_multi_strerror() - * - * Desc: The curl_multi_strerror function may be used to turn a CURLMcode - * value into the equivalent human readable error string. This is - * useful for printing meaningful error messages. - * - * Returns: A pointer to a zero-terminated error message. - */ -CURL_EXTERN const char *curl_multi_strerror(CURLMcode); - -/* - * Name: curl_multi_socket() and - * curl_multi_socket_all() - * - * Desc: An alternative version of curl_multi_perform() that allows the - * application to pass in one of the file descriptors that have been - * detected to have "action" on them and let libcurl perform. - * See man page for details. - */ -#define CURL_POLL_NONE 0 -#define CURL_POLL_IN 1 -#define CURL_POLL_OUT 2 -#define CURL_POLL_INOUT 3 -#define CURL_POLL_REMOVE 4 - -#define CURL_SOCKET_TIMEOUT CURL_SOCKET_BAD - -#define CURL_CSELECT_IN 0x01 -#define CURL_CSELECT_OUT 0x02 -#define CURL_CSELECT_ERR 0x04 - -typedef int (*curl_socket_callback)(CURL *easy, /* easy handle */ - curl_socket_t s, /* socket */ - int what, /* see above */ - void *userp, /* private callback - pointer */ - void *socketp); /* private socket - pointer */ -/* - * Name: curl_multi_timer_callback - * - * Desc: Called by libcurl whenever the library detects a change in the - * maximum number of milliseconds the app is allowed to wait before - * curl_multi_socket() or curl_multi_perform() must be called - * (to allow libcurl's timed events to take place). - * - * Returns: The callback should return zero. - */ -typedef int (*curl_multi_timer_callback)(CURLM *multi, /* multi handle */ - long timeout_ms, /* see above */ - void *userp); /* private callback - pointer */ - -CURL_EXTERN CURLMcode curl_multi_socket(CURLM *multi_handle, curl_socket_t s, - int *running_handles); - -CURL_EXTERN CURLMcode curl_multi_socket_action(CURLM *multi_handle, - curl_socket_t s, - int ev_bitmask, - int *running_handles); - -CURL_EXTERN CURLMcode curl_multi_socket_all(CURLM *multi_handle, - int *running_handles); - -#ifndef CURL_ALLOW_OLD_MULTI_SOCKET -/* This macro below was added in 7.16.3 to push users who recompile to use - the new curl_multi_socket_action() instead of the old curl_multi_socket() -*/ -#define curl_multi_socket(x,y,z) curl_multi_socket_action(x,y,0,z) -#endif - -/* - * Name: curl_multi_timeout() - * - * Desc: Returns the maximum number of milliseconds the app is allowed to - * wait before curl_multi_socket() or curl_multi_perform() must be - * called (to allow libcurl's timed events to take place). - * - * Returns: CURLM error code. - */ -CURL_EXTERN CURLMcode curl_multi_timeout(CURLM *multi_handle, - long *milliseconds); - -#undef CINIT /* re-using the same name as in curl.h */ - -#ifdef CURL_ISOCPP -#define CINIT(name,type,num) CURLMOPT_ ## name = CURLOPTTYPE_ ## type + num -#else -/* The macro "##" is ISO C, we assume pre-ISO C doesn't support it. */ -#define LONG CURLOPTTYPE_LONG -#define OBJECTPOINT CURLOPTTYPE_OBJECTPOINT -#define FUNCTIONPOINT CURLOPTTYPE_FUNCTIONPOINT -#define OFF_T CURLOPTTYPE_OFF_T -#define CINIT(name,type,number) CURLMOPT_/**/name = type + number -#endif - -typedef enum { - /* This is the socket callback function pointer */ - CINIT(SOCKETFUNCTION, FUNCTIONPOINT, 1), - - /* This is the argument passed to the socket callback */ - CINIT(SOCKETDATA, OBJECTPOINT, 2), - - /* set to 1 to enable pipelining for this multi handle */ - CINIT(PIPELINING, LONG, 3), - - /* This is the timer callback function pointer */ - CINIT(TIMERFUNCTION, FUNCTIONPOINT, 4), - - /* This is the argument passed to the timer callback */ - CINIT(TIMERDATA, OBJECTPOINT, 5), - - /* maximum number of entries in the connection cache */ - CINIT(MAXCONNECTS, LONG, 6), - - /* maximum number of (pipelining) connections to one host */ - CINIT(MAX_HOST_CONNECTIONS, LONG, 7), - - /* maximum number of requests in a pipeline */ - CINIT(MAX_PIPELINE_LENGTH, LONG, 8), - - /* a connection with a content-length longer than this - will not be considered for pipelining */ - CINIT(CONTENT_LENGTH_PENALTY_SIZE, OFF_T, 9), - - /* a connection with a chunk length longer than this - will not be considered for pipelining */ - CINIT(CHUNK_LENGTH_PENALTY_SIZE, OFF_T, 10), - - /* a list of site names(+port) that are blacklisted from - pipelining */ - CINIT(PIPELINING_SITE_BL, OBJECTPOINT, 11), - - /* a list of server types that are blacklisted from - pipelining */ - CINIT(PIPELINING_SERVER_BL, OBJECTPOINT, 12), - - /* maximum number of open connections in total */ - CINIT(MAX_TOTAL_CONNECTIONS, LONG, 13), - - /* This is the server push callback function pointer */ - CINIT(PUSHFUNCTION, FUNCTIONPOINT, 14), - - /* This is the argument passed to the server push callback */ - CINIT(PUSHDATA, OBJECTPOINT, 15), - - /* maximum number of concurrent streams to support on a connection */ - CINIT(MAX_CONCURRENT_STREAMS, LONG, 16), - - CURLMOPT_LASTENTRY /* the last unused */ -} CURLMoption; - - -/* - * Name: curl_multi_setopt() - * - * Desc: Sets options for the multi handle. - * - * Returns: CURLM error code. - */ -CURL_EXTERN CURLMcode curl_multi_setopt(CURLM *multi_handle, - CURLMoption option, ...); - - -/* - * Name: curl_multi_assign() - * - * Desc: This function sets an association in the multi handle between the - * given socket and a private pointer of the application. This is - * (only) useful for curl_multi_socket uses. - * - * Returns: CURLM error code. - */ -CURL_EXTERN CURLMcode curl_multi_assign(CURLM *multi_handle, - curl_socket_t sockfd, void *sockp); - - -/* - * Name: curl_push_callback - * - * Desc: This callback gets called when a new stream is being pushed by the - * server. It approves or denies the new stream. - * - * Returns: CURL_PUSH_OK or CURL_PUSH_DENY. - */ -#define CURL_PUSH_OK 0 -#define CURL_PUSH_DENY 1 - -struct curl_pushheaders; /* forward declaration only */ - -CURL_EXTERN char *curl_pushheader_bynum(struct curl_pushheaders *h, - size_t num); -CURL_EXTERN char *curl_pushheader_byname(struct curl_pushheaders *h, - const char *name); - -typedef int (*curl_push_callback)(CURL *parent, - CURL *easy, - size_t num_headers, - struct curl_pushheaders *headers, - void *userp); - -#ifdef __cplusplus -} /* end of extern "C" */ -#endif - -#endif diff --git a/third-party/include/curl/stdcheaders.h b/third-party/include/curl/stdcheaders.h deleted file mode 100644 index a6bdc1a2..00000000 --- a/third-party/include/curl/stdcheaders.h +++ /dev/null @@ -1,33 +0,0 @@ -#ifndef CURLINC_STDCHEADERS_H -#define CURLINC_STDCHEADERS_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include - -size_t fread(void *, size_t, size_t, FILE *); -size_t fwrite(const void *, size_t, size_t, FILE *); - -int strcasecmp(const char *, const char *); -int strncasecmp(const char *, const char *, size_t); - -#endif /* CURLINC_STDCHEADERS_H */ diff --git a/third-party/include/curl/system.h b/third-party/include/curl/system.h deleted file mode 100644 index 867af614..00000000 --- a/third-party/include/curl/system.h +++ /dev/null @@ -1,504 +0,0 @@ -#ifndef CURLINC_SYSTEM_H -#define CURLINC_SYSTEM_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -/* - * Try to keep one section per platform, compiler and architecture, otherwise, - * if an existing section is reused for a different one and later on the - * original is adjusted, probably the piggybacking one can be adversely - * changed. - * - * In order to differentiate between platforms/compilers/architectures use - * only compiler built in predefined preprocessor symbols. - * - * curl_off_t - * ---------- - * - * For any given platform/compiler curl_off_t must be typedef'ed to a 64-bit - * wide signed integral data type. The width of this data type must remain - * constant and independent of any possible large file support settings. - * - * As an exception to the above, curl_off_t shall be typedef'ed to a 32-bit - * wide signed integral data type if there is no 64-bit type. - * - * As a general rule, curl_off_t shall not be mapped to off_t. This rule shall - * only be violated if off_t is the only 64-bit data type available and the - * size of off_t is independent of large file support settings. Keep your - * build on the safe side avoiding an off_t gating. If you have a 64-bit - * off_t then take for sure that another 64-bit data type exists, dig deeper - * and you will find it. - * - */ - -#if defined(__DJGPP__) || defined(__GO32__) -# if defined(__DJGPP__) && (__DJGPP__ > 1) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# else -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__SALFORDC__) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__BORLANDC__) -# if (__BORLANDC__ < 0x520) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# else -# define CURL_TYPEOF_CURL_OFF_T __int64 -# define CURL_FORMAT_CURL_OFF_T "I64d" -# define CURL_FORMAT_CURL_OFF_TU "I64u" -# define CURL_SUFFIX_CURL_OFF_T i64 -# define CURL_SUFFIX_CURL_OFF_TU ui64 -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__TURBOC__) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__WATCOMC__) -# if defined(__386__) -# define CURL_TYPEOF_CURL_OFF_T __int64 -# define CURL_FORMAT_CURL_OFF_T "I64d" -# define CURL_FORMAT_CURL_OFF_TU "I64u" -# define CURL_SUFFIX_CURL_OFF_T i64 -# define CURL_SUFFIX_CURL_OFF_TU ui64 -# else -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__POCC__) -# if (__POCC__ < 280) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# elif defined(_MSC_VER) -# define CURL_TYPEOF_CURL_OFF_T __int64 -# define CURL_FORMAT_CURL_OFF_T "I64d" -# define CURL_FORMAT_CURL_OFF_TU "I64u" -# define CURL_SUFFIX_CURL_OFF_T i64 -# define CURL_SUFFIX_CURL_OFF_TU ui64 -# else -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__LCC__) -# if defined(__e2k__) /* MCST eLbrus C Compiler */ -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 -# else /* Local (or Little) C Compiler */ -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# define CURL_TYPEOF_CURL_SOCKLEN_T int -# endif - -#elif defined(__SYMBIAN32__) -# if defined(__EABI__) /* Treat all ARM compilers equally */ -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# elif defined(__CW32__) -# pragma longlong on -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# elif defined(__VC32__) -# define CURL_TYPEOF_CURL_OFF_T __int64 -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T unsigned int - -#elif defined(__MWERKS__) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(_WIN32_WCE) -# define CURL_TYPEOF_CURL_OFF_T __int64 -# define CURL_FORMAT_CURL_OFF_T "I64d" -# define CURL_FORMAT_CURL_OFF_TU "I64u" -# define CURL_SUFFIX_CURL_OFF_T i64 -# define CURL_SUFFIX_CURL_OFF_TU ui64 -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__MINGW32__) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "I64d" -# define CURL_FORMAT_CURL_OFF_TU "I64u" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_WS2TCPIP_H 1 - -#elif defined(__VMS) -# if defined(__VAX) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# else -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T unsigned int - -#elif defined(__OS400__) -# if defined(__ILEC400__) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 -# endif - -#elif defined(__MVS__) -# if defined(__IBMC__) || defined(__IBMCPP__) -# if defined(_ILP32) -# elif defined(_LP64) -# endif -# if defined(_LONG_LONG) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# elif defined(_LP64) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# else -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 -# endif - -#elif defined(__370__) -# if defined(__IBMC__) || defined(__IBMCPP__) -# if defined(_ILP32) -# elif defined(_LP64) -# endif -# if defined(_LONG_LONG) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# elif defined(_LP64) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# else -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 -# endif - -#elif defined(TPF) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -#elif defined(__TINYC__) /* also known as tcc */ -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 - -#elif defined(__SUNPRO_C) || defined(__SUNPRO_CC) /* Oracle Solaris Studio */ -# if !defined(__LP64) && (defined(__ILP32) || \ - defined(__i386) || \ - defined(__sparcv8) || \ - defined(__sparcv8plus)) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# elif defined(__LP64) || \ - defined(__amd64) || defined(__sparcv9) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 - -#elif defined(__xlc__) /* IBM xlc compiler */ -# if !defined(_LP64) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# else -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 - -/* ===================================== */ -/* KEEP MSVC THE PENULTIMATE ENTRY */ -/* ===================================== */ - -#elif defined(_MSC_VER) -# if (_MSC_VER >= 900) && (_INTEGRAL_MAX_BITS >= 64) -# define CURL_TYPEOF_CURL_OFF_T __int64 -# define CURL_FORMAT_CURL_OFF_T "I64d" -# define CURL_FORMAT_CURL_OFF_TU "I64u" -# define CURL_SUFFIX_CURL_OFF_T i64 -# define CURL_SUFFIX_CURL_OFF_TU ui64 -# else -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T int - -/* ===================================== */ -/* KEEP GENERIC GCC THE LAST ENTRY */ -/* ===================================== */ - -#elif defined(__GNUC__) && !defined(_SCO_DS) -# if !defined(__LP64__) && \ - (defined(__ILP32__) || defined(__i386__) || defined(__hppa__) || \ - defined(__ppc__) || defined(__powerpc__) || defined(__arm__) || \ - defined(__sparc__) || defined(__mips__) || defined(__sh__) || \ - defined(__XTENSA__) || \ - (defined(__SIZEOF_LONG__) && __SIZEOF_LONG__ == 4) || \ - (defined(__LONG_MAX__) && __LONG_MAX__ == 2147483647L)) -# define CURL_TYPEOF_CURL_OFF_T long long -# define CURL_FORMAT_CURL_OFF_T "lld" -# define CURL_FORMAT_CURL_OFF_TU "llu" -# define CURL_SUFFIX_CURL_OFF_T LL -# define CURL_SUFFIX_CURL_OFF_TU ULL -# elif defined(__LP64__) || \ - defined(__x86_64__) || defined(__ppc64__) || defined(__sparc64__) || \ - defined(__e2k__) || \ - (defined(__SIZEOF_LONG__) && __SIZEOF_LONG__ == 8) || \ - (defined(__LONG_MAX__) && __LONG_MAX__ == 9223372036854775807L) -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# endif -# define CURL_TYPEOF_CURL_SOCKLEN_T socklen_t -# define CURL_PULL_SYS_TYPES_H 1 -# define CURL_PULL_SYS_SOCKET_H 1 - -#else -/* generic "safe guess" on old 32 bit style */ -# define CURL_TYPEOF_CURL_OFF_T long -# define CURL_FORMAT_CURL_OFF_T "ld" -# define CURL_FORMAT_CURL_OFF_TU "lu" -# define CURL_SUFFIX_CURL_OFF_T L -# define CURL_SUFFIX_CURL_OFF_TU UL -# define CURL_TYPEOF_CURL_SOCKLEN_T int -#endif - -#ifdef _AIX -/* AIX needs */ -#define CURL_PULL_SYS_POLL_H -#endif - - -/* CURL_PULL_WS2TCPIP_H is defined above when inclusion of header file */ -/* ws2tcpip.h is required here to properly make type definitions below. */ -#ifdef CURL_PULL_WS2TCPIP_H -# include -# include -# include -#endif - -/* CURL_PULL_SYS_TYPES_H is defined above when inclusion of header file */ -/* sys/types.h is required here to properly make type definitions below. */ -#ifdef CURL_PULL_SYS_TYPES_H -# include -#endif - -/* CURL_PULL_SYS_SOCKET_H is defined above when inclusion of header file */ -/* sys/socket.h is required here to properly make type definitions below. */ -#ifdef CURL_PULL_SYS_SOCKET_H -# include -#endif - -/* CURL_PULL_SYS_POLL_H is defined above when inclusion of header file */ -/* sys/poll.h is required here to properly make type definitions below. */ -#ifdef CURL_PULL_SYS_POLL_H -# include -#endif - -/* Data type definition of curl_socklen_t. */ -#ifdef CURL_TYPEOF_CURL_SOCKLEN_T - typedef CURL_TYPEOF_CURL_SOCKLEN_T curl_socklen_t; -#endif - -/* Data type definition of curl_off_t. */ - -#ifdef CURL_TYPEOF_CURL_OFF_T - typedef CURL_TYPEOF_CURL_OFF_T curl_off_t; -#endif - -/* - * CURL_ISOCPP and CURL_OFF_T_C definitions are done here in order to allow - * these to be visible and exported by the external libcurl interface API, - * while also making them visible to the library internals, simply including - * curl_setup.h, without actually needing to include curl.h internally. - * If some day this section would grow big enough, all this should be moved - * to its own header file. - */ - -/* - * Figure out if we can use the ## preprocessor operator, which is supported - * by ISO/ANSI C and C++. Some compilers support it without setting __STDC__ - * or __cplusplus so we need to carefully check for them too. - */ - -#if defined(__STDC__) || defined(_MSC_VER) || defined(__cplusplus) || \ - defined(__HP_aCC) || defined(__BORLANDC__) || defined(__LCC__) || \ - defined(__POCC__) || defined(__SALFORDC__) || defined(__HIGHC__) || \ - defined(__ILEC400__) - /* This compiler is believed to have an ISO compatible preprocessor */ -#define CURL_ISOCPP -#else - /* This compiler is believed NOT to have an ISO compatible preprocessor */ -#undef CURL_ISOCPP -#endif - -/* - * Macros for minimum-width signed and unsigned curl_off_t integer constants. - */ - -#if defined(__BORLANDC__) && (__BORLANDC__ == 0x0551) -# define CURLINC_OFF_T_C_HLPR2(x) x -# define CURLINC_OFF_T_C_HLPR1(x) CURLINC_OFF_T_C_HLPR2(x) -# define CURL_OFF_T_C(Val) CURLINC_OFF_T_C_HLPR1(Val) ## \ - CURLINC_OFF_T_C_HLPR1(CURL_SUFFIX_CURL_OFF_T) -# define CURL_OFF_TU_C(Val) CURLINC_OFF_T_C_HLPR1(Val) ## \ - CURLINC_OFF_T_C_HLPR1(CURL_SUFFIX_CURL_OFF_TU) -#else -# ifdef CURL_ISOCPP -# define CURLINC_OFF_T_C_HLPR2(Val,Suffix) Val ## Suffix -# else -# define CURLINC_OFF_T_C_HLPR2(Val,Suffix) Val/**/Suffix -# endif -# define CURLINC_OFF_T_C_HLPR1(Val,Suffix) CURLINC_OFF_T_C_HLPR2(Val,Suffix) -# define CURL_OFF_T_C(Val) CURLINC_OFF_T_C_HLPR1(Val,CURL_SUFFIX_CURL_OFF_T) -# define CURL_OFF_TU_C(Val) CURLINC_OFF_T_C_HLPR1(Val,CURL_SUFFIX_CURL_OFF_TU) -#endif - -#endif /* CURLINC_SYSTEM_H */ diff --git a/third-party/include/curl/typecheck-gcc.h b/third-party/include/curl/typecheck-gcc.h deleted file mode 100644 index 03c84fc8..00000000 --- a/third-party/include/curl/typecheck-gcc.h +++ /dev/null @@ -1,699 +0,0 @@ -#ifndef CURLINC_TYPECHECK_GCC_H -#define CURLINC_TYPECHECK_GCC_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 1998 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -/* wraps curl_easy_setopt() with typechecking */ - -/* To add a new kind of warning, add an - * if(curlcheck_sometype_option(_curl_opt)) - * if(!curlcheck_sometype(value)) - * _curl_easy_setopt_err_sometype(); - * block and define curlcheck_sometype_option, curlcheck_sometype and - * _curl_easy_setopt_err_sometype below - * - * NOTE: We use two nested 'if' statements here instead of the && operator, in - * order to work around gcc bug #32061. It affects only gcc 4.3.x/4.4.x - * when compiling with -Wlogical-op. - * - * To add an option that uses the same type as an existing option, you'll just - * need to extend the appropriate _curl_*_option macro - */ -#define curl_easy_setopt(handle, option, value) \ - __extension__({ \ - __typeof__(option) _curl_opt = option; \ - if(__builtin_constant_p(_curl_opt)) { \ - if(curlcheck_long_option(_curl_opt)) \ - if(!curlcheck_long(value)) \ - _curl_easy_setopt_err_long(); \ - if(curlcheck_off_t_option(_curl_opt)) \ - if(!curlcheck_off_t(value)) \ - _curl_easy_setopt_err_curl_off_t(); \ - if(curlcheck_string_option(_curl_opt)) \ - if(!curlcheck_string(value)) \ - _curl_easy_setopt_err_string(); \ - if(curlcheck_write_cb_option(_curl_opt)) \ - if(!curlcheck_write_cb(value)) \ - _curl_easy_setopt_err_write_callback(); \ - if((_curl_opt) == CURLOPT_RESOLVER_START_FUNCTION) \ - if(!curlcheck_resolver_start_callback(value)) \ - _curl_easy_setopt_err_resolver_start_callback(); \ - if((_curl_opt) == CURLOPT_READFUNCTION) \ - if(!curlcheck_read_cb(value)) \ - _curl_easy_setopt_err_read_cb(); \ - if((_curl_opt) == CURLOPT_IOCTLFUNCTION) \ - if(!curlcheck_ioctl_cb(value)) \ - _curl_easy_setopt_err_ioctl_cb(); \ - if((_curl_opt) == CURLOPT_SOCKOPTFUNCTION) \ - if(!curlcheck_sockopt_cb(value)) \ - _curl_easy_setopt_err_sockopt_cb(); \ - if((_curl_opt) == CURLOPT_OPENSOCKETFUNCTION) \ - if(!curlcheck_opensocket_cb(value)) \ - _curl_easy_setopt_err_opensocket_cb(); \ - if((_curl_opt) == CURLOPT_PROGRESSFUNCTION) \ - if(!curlcheck_progress_cb(value)) \ - _curl_easy_setopt_err_progress_cb(); \ - if((_curl_opt) == CURLOPT_DEBUGFUNCTION) \ - if(!curlcheck_debug_cb(value)) \ - _curl_easy_setopt_err_debug_cb(); \ - if((_curl_opt) == CURLOPT_SSL_CTX_FUNCTION) \ - if(!curlcheck_ssl_ctx_cb(value)) \ - _curl_easy_setopt_err_ssl_ctx_cb(); \ - if(curlcheck_conv_cb_option(_curl_opt)) \ - if(!curlcheck_conv_cb(value)) \ - _curl_easy_setopt_err_conv_cb(); \ - if((_curl_opt) == CURLOPT_SEEKFUNCTION) \ - if(!curlcheck_seek_cb(value)) \ - _curl_easy_setopt_err_seek_cb(); \ - if(curlcheck_cb_data_option(_curl_opt)) \ - if(!curlcheck_cb_data(value)) \ - _curl_easy_setopt_err_cb_data(); \ - if((_curl_opt) == CURLOPT_ERRORBUFFER) \ - if(!curlcheck_error_buffer(value)) \ - _curl_easy_setopt_err_error_buffer(); \ - if((_curl_opt) == CURLOPT_STDERR) \ - if(!curlcheck_FILE(value)) \ - _curl_easy_setopt_err_FILE(); \ - if(curlcheck_postfields_option(_curl_opt)) \ - if(!curlcheck_postfields(value)) \ - _curl_easy_setopt_err_postfields(); \ - if((_curl_opt) == CURLOPT_HTTPPOST) \ - if(!curlcheck_arr((value), struct curl_httppost)) \ - _curl_easy_setopt_err_curl_httpost(); \ - if((_curl_opt) == CURLOPT_MIMEPOST) \ - if(!curlcheck_ptr((value), curl_mime)) \ - _curl_easy_setopt_err_curl_mimepost(); \ - if(curlcheck_slist_option(_curl_opt)) \ - if(!curlcheck_arr((value), struct curl_slist)) \ - _curl_easy_setopt_err_curl_slist(); \ - if((_curl_opt) == CURLOPT_SHARE) \ - if(!curlcheck_ptr((value), CURLSH)) \ - _curl_easy_setopt_err_CURLSH(); \ - } \ - curl_easy_setopt(handle, _curl_opt, value); \ - }) - -/* wraps curl_easy_getinfo() with typechecking */ -#define curl_easy_getinfo(handle, info, arg) \ - __extension__({ \ - __typeof__(info) _curl_info = info; \ - if(__builtin_constant_p(_curl_info)) { \ - if(curlcheck_string_info(_curl_info)) \ - if(!curlcheck_arr((arg), char *)) \ - _curl_easy_getinfo_err_string(); \ - if(curlcheck_long_info(_curl_info)) \ - if(!curlcheck_arr((arg), long)) \ - _curl_easy_getinfo_err_long(); \ - if(curlcheck_double_info(_curl_info)) \ - if(!curlcheck_arr((arg), double)) \ - _curl_easy_getinfo_err_double(); \ - if(curlcheck_slist_info(_curl_info)) \ - if(!curlcheck_arr((arg), struct curl_slist *)) \ - _curl_easy_getinfo_err_curl_slist(); \ - if(curlcheck_tlssessioninfo_info(_curl_info)) \ - if(!curlcheck_arr((arg), struct curl_tlssessioninfo *)) \ - _curl_easy_getinfo_err_curl_tlssesssioninfo(); \ - if(curlcheck_certinfo_info(_curl_info)) \ - if(!curlcheck_arr((arg), struct curl_certinfo *)) \ - _curl_easy_getinfo_err_curl_certinfo(); \ - if(curlcheck_socket_info(_curl_info)) \ - if(!curlcheck_arr((arg), curl_socket_t)) \ - _curl_easy_getinfo_err_curl_socket(); \ - if(curlcheck_off_t_info(_curl_info)) \ - if(!curlcheck_arr((arg), curl_off_t)) \ - _curl_easy_getinfo_err_curl_off_t(); \ - } \ - curl_easy_getinfo(handle, _curl_info, arg); \ - }) - -/* - * For now, just make sure that the functions are called with three arguments - */ -#define curl_share_setopt(share,opt,param) curl_share_setopt(share,opt,param) -#define curl_multi_setopt(handle,opt,param) curl_multi_setopt(handle,opt,param) - - -/* the actual warnings, triggered by calling the _curl_easy_setopt_err* - * functions */ - -/* To define a new warning, use _CURL_WARNING(identifier, "message") */ -#define CURLWARNING(id, message) \ - static void __attribute__((__warning__(message))) \ - __attribute__((__unused__)) __attribute__((__noinline__)) \ - id(void) { __asm__(""); } - -CURLWARNING(_curl_easy_setopt_err_long, - "curl_easy_setopt expects a long argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_off_t, - "curl_easy_setopt expects a curl_off_t argument for this option") -CURLWARNING(_curl_easy_setopt_err_string, - "curl_easy_setopt expects a " - "string ('char *' or char[]) argument for this option" - ) -CURLWARNING(_curl_easy_setopt_err_write_callback, - "curl_easy_setopt expects a curl_write_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_resolver_start_callback, - "curl_easy_setopt expects a " - "curl_resolver_start_callback argument for this option" - ) -CURLWARNING(_curl_easy_setopt_err_read_cb, - "curl_easy_setopt expects a curl_read_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_ioctl_cb, - "curl_easy_setopt expects a curl_ioctl_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_sockopt_cb, - "curl_easy_setopt expects a curl_sockopt_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_opensocket_cb, - "curl_easy_setopt expects a " - "curl_opensocket_callback argument for this option" - ) -CURLWARNING(_curl_easy_setopt_err_progress_cb, - "curl_easy_setopt expects a curl_progress_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_debug_cb, - "curl_easy_setopt expects a curl_debug_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_ssl_ctx_cb, - "curl_easy_setopt expects a curl_ssl_ctx_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_conv_cb, - "curl_easy_setopt expects a curl_conv_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_seek_cb, - "curl_easy_setopt expects a curl_seek_callback argument for this option") -CURLWARNING(_curl_easy_setopt_err_cb_data, - "curl_easy_setopt expects a " - "private data pointer as argument for this option") -CURLWARNING(_curl_easy_setopt_err_error_buffer, - "curl_easy_setopt expects a " - "char buffer of CURL_ERROR_SIZE as argument for this option") -CURLWARNING(_curl_easy_setopt_err_FILE, - "curl_easy_setopt expects a 'FILE *' argument for this option") -CURLWARNING(_curl_easy_setopt_err_postfields, - "curl_easy_setopt expects a 'void *' or 'char *' argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_httpost, - "curl_easy_setopt expects a 'struct curl_httppost *' " - "argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_mimepost, - "curl_easy_setopt expects a 'curl_mime *' " - "argument for this option") -CURLWARNING(_curl_easy_setopt_err_curl_slist, - "curl_easy_setopt expects a 'struct curl_slist *' argument for this option") -CURLWARNING(_curl_easy_setopt_err_CURLSH, - "curl_easy_setopt expects a CURLSH* argument for this option") - -CURLWARNING(_curl_easy_getinfo_err_string, - "curl_easy_getinfo expects a pointer to 'char *' for this info") -CURLWARNING(_curl_easy_getinfo_err_long, - "curl_easy_getinfo expects a pointer to long for this info") -CURLWARNING(_curl_easy_getinfo_err_double, - "curl_easy_getinfo expects a pointer to double for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_slist, - "curl_easy_getinfo expects a pointer to 'struct curl_slist *' for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_tlssesssioninfo, - "curl_easy_getinfo expects a pointer to " - "'struct curl_tlssessioninfo *' for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_certinfo, - "curl_easy_getinfo expects a pointer to " - "'struct curl_certinfo *' for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_socket, - "curl_easy_getinfo expects a pointer to curl_socket_t for this info") -CURLWARNING(_curl_easy_getinfo_err_curl_off_t, - "curl_easy_getinfo expects a pointer to curl_off_t for this info") - -/* groups of curl_easy_setops options that take the same type of argument */ - -/* To add a new option to one of the groups, just add - * (option) == CURLOPT_SOMETHING - * to the or-expression. If the option takes a long or curl_off_t, you don't - * have to do anything - */ - -/* evaluates to true if option takes a long argument */ -#define curlcheck_long_option(option) \ - (0 < (option) && (option) < CURLOPTTYPE_OBJECTPOINT) - -#define curlcheck_off_t_option(option) \ - ((option) > CURLOPTTYPE_OFF_T) - -/* evaluates to true if option takes a char* argument */ -#define curlcheck_string_option(option) \ - ((option) == CURLOPT_ABSTRACT_UNIX_SOCKET || \ - (option) == CURLOPT_ACCEPT_ENCODING || \ - (option) == CURLOPT_ALTSVC || \ - (option) == CURLOPT_CAINFO || \ - (option) == CURLOPT_CAPATH || \ - (option) == CURLOPT_COOKIE || \ - (option) == CURLOPT_COOKIEFILE || \ - (option) == CURLOPT_COOKIEJAR || \ - (option) == CURLOPT_COOKIELIST || \ - (option) == CURLOPT_CRLFILE || \ - (option) == CURLOPT_CUSTOMREQUEST || \ - (option) == CURLOPT_DEFAULT_PROTOCOL || \ - (option) == CURLOPT_DNS_INTERFACE || \ - (option) == CURLOPT_DNS_LOCAL_IP4 || \ - (option) == CURLOPT_DNS_LOCAL_IP6 || \ - (option) == CURLOPT_DNS_SERVERS || \ - (option) == CURLOPT_DOH_URL || \ - (option) == CURLOPT_EGDSOCKET || \ - (option) == CURLOPT_FTPPORT || \ - (option) == CURLOPT_FTP_ACCOUNT || \ - (option) == CURLOPT_FTP_ALTERNATIVE_TO_USER || \ - (option) == CURLOPT_INTERFACE || \ - (option) == CURLOPT_ISSUERCERT || \ - (option) == CURLOPT_KEYPASSWD || \ - (option) == CURLOPT_KRBLEVEL || \ - (option) == CURLOPT_LOGIN_OPTIONS || \ - (option) == CURLOPT_MAIL_AUTH || \ - (option) == CURLOPT_MAIL_FROM || \ - (option) == CURLOPT_NETRC_FILE || \ - (option) == CURLOPT_NOPROXY || \ - (option) == CURLOPT_PASSWORD || \ - (option) == CURLOPT_PINNEDPUBLICKEY || \ - (option) == CURLOPT_PRE_PROXY || \ - (option) == CURLOPT_PROXY || \ - (option) == CURLOPT_PROXYPASSWORD || \ - (option) == CURLOPT_PROXYUSERNAME || \ - (option) == CURLOPT_PROXYUSERPWD || \ - (option) == CURLOPT_PROXY_CAINFO || \ - (option) == CURLOPT_PROXY_CAPATH || \ - (option) == CURLOPT_PROXY_CRLFILE || \ - (option) == CURLOPT_PROXY_KEYPASSWD || \ - (option) == CURLOPT_PROXY_PINNEDPUBLICKEY || \ - (option) == CURLOPT_PROXY_SERVICE_NAME || \ - (option) == CURLOPT_PROXY_SSLCERT || \ - (option) == CURLOPT_PROXY_SSLCERTTYPE || \ - (option) == CURLOPT_PROXY_SSLKEY || \ - (option) == CURLOPT_PROXY_SSLKEYTYPE || \ - (option) == CURLOPT_PROXY_SSL_CIPHER_LIST || \ - (option) == CURLOPT_PROXY_TLS13_CIPHERS || \ - (option) == CURLOPT_PROXY_TLSAUTH_PASSWORD || \ - (option) == CURLOPT_PROXY_TLSAUTH_TYPE || \ - (option) == CURLOPT_PROXY_TLSAUTH_USERNAME || \ - (option) == CURLOPT_RANDOM_FILE || \ - (option) == CURLOPT_RANGE || \ - (option) == CURLOPT_REFERER || \ - (option) == CURLOPT_REQUEST_TARGET || \ - (option) == CURLOPT_RTSP_SESSION_ID || \ - (option) == CURLOPT_RTSP_STREAM_URI || \ - (option) == CURLOPT_RTSP_TRANSPORT || \ - (option) == CURLOPT_SASL_AUTHZID || \ - (option) == CURLOPT_SERVICE_NAME || \ - (option) == CURLOPT_SOCKS5_GSSAPI_SERVICE || \ - (option) == CURLOPT_SSH_HOST_PUBLIC_KEY_MD5 || \ - (option) == CURLOPT_SSH_KNOWNHOSTS || \ - (option) == CURLOPT_SSH_PRIVATE_KEYFILE || \ - (option) == CURLOPT_SSH_PUBLIC_KEYFILE || \ - (option) == CURLOPT_SSLCERT || \ - (option) == CURLOPT_SSLCERTTYPE || \ - (option) == CURLOPT_SSLENGINE || \ - (option) == CURLOPT_SSLKEY || \ - (option) == CURLOPT_SSLKEYTYPE || \ - (option) == CURLOPT_SSL_CIPHER_LIST || \ - (option) == CURLOPT_TLS13_CIPHERS || \ - (option) == CURLOPT_TLSAUTH_PASSWORD || \ - (option) == CURLOPT_TLSAUTH_TYPE || \ - (option) == CURLOPT_TLSAUTH_USERNAME || \ - (option) == CURLOPT_UNIX_SOCKET_PATH || \ - (option) == CURLOPT_URL || \ - (option) == CURLOPT_USERAGENT || \ - (option) == CURLOPT_USERNAME || \ - (option) == CURLOPT_USERPWD || \ - (option) == CURLOPT_XOAUTH2_BEARER || \ - 0) - -/* evaluates to true if option takes a curl_write_callback argument */ -#define curlcheck_write_cb_option(option) \ - ((option) == CURLOPT_HEADERFUNCTION || \ - (option) == CURLOPT_WRITEFUNCTION) - -/* evaluates to true if option takes a curl_conv_callback argument */ -#define curlcheck_conv_cb_option(option) \ - ((option) == CURLOPT_CONV_TO_NETWORK_FUNCTION || \ - (option) == CURLOPT_CONV_FROM_NETWORK_FUNCTION || \ - (option) == CURLOPT_CONV_FROM_UTF8_FUNCTION) - -/* evaluates to true if option takes a data argument to pass to a callback */ -#define curlcheck_cb_data_option(option) \ - ((option) == CURLOPT_CHUNK_DATA || \ - (option) == CURLOPT_CLOSESOCKETDATA || \ - (option) == CURLOPT_DEBUGDATA || \ - (option) == CURLOPT_FNMATCH_DATA || \ - (option) == CURLOPT_HEADERDATA || \ - (option) == CURLOPT_INTERLEAVEDATA || \ - (option) == CURLOPT_IOCTLDATA || \ - (option) == CURLOPT_OPENSOCKETDATA || \ - (option) == CURLOPT_PRIVATE || \ - (option) == CURLOPT_PROGRESSDATA || \ - (option) == CURLOPT_READDATA || \ - (option) == CURLOPT_SEEKDATA || \ - (option) == CURLOPT_SOCKOPTDATA || \ - (option) == CURLOPT_SSH_KEYDATA || \ - (option) == CURLOPT_SSL_CTX_DATA || \ - (option) == CURLOPT_WRITEDATA || \ - (option) == CURLOPT_RESOLVER_START_DATA || \ - (option) == CURLOPT_TRAILERDATA || \ - 0) - -/* evaluates to true if option takes a POST data argument (void* or char*) */ -#define curlcheck_postfields_option(option) \ - ((option) == CURLOPT_POSTFIELDS || \ - (option) == CURLOPT_COPYPOSTFIELDS || \ - 0) - -/* evaluates to true if option takes a struct curl_slist * argument */ -#define curlcheck_slist_option(option) \ - ((option) == CURLOPT_HTTP200ALIASES || \ - (option) == CURLOPT_HTTPHEADER || \ - (option) == CURLOPT_MAIL_RCPT || \ - (option) == CURLOPT_POSTQUOTE || \ - (option) == CURLOPT_PREQUOTE || \ - (option) == CURLOPT_PROXYHEADER || \ - (option) == CURLOPT_QUOTE || \ - (option) == CURLOPT_RESOLVE || \ - (option) == CURLOPT_TELNETOPTIONS || \ - (option) == CURLOPT_CONNECT_TO || \ - 0) - -/* groups of curl_easy_getinfo infos that take the same type of argument */ - -/* evaluates to true if info expects a pointer to char * argument */ -#define curlcheck_string_info(info) \ - (CURLINFO_STRING < (info) && (info) < CURLINFO_LONG) - -/* evaluates to true if info expects a pointer to long argument */ -#define curlcheck_long_info(info) \ - (CURLINFO_LONG < (info) && (info) < CURLINFO_DOUBLE) - -/* evaluates to true if info expects a pointer to double argument */ -#define curlcheck_double_info(info) \ - (CURLINFO_DOUBLE < (info) && (info) < CURLINFO_SLIST) - -/* true if info expects a pointer to struct curl_slist * argument */ -#define curlcheck_slist_info(info) \ - (((info) == CURLINFO_SSL_ENGINES) || ((info) == CURLINFO_COOKIELIST)) - -/* true if info expects a pointer to struct curl_tlssessioninfo * argument */ -#define curlcheck_tlssessioninfo_info(info) \ - (((info) == CURLINFO_TLS_SSL_PTR) || ((info) == CURLINFO_TLS_SESSION)) - -/* true if info expects a pointer to struct curl_certinfo * argument */ -#define curlcheck_certinfo_info(info) ((info) == CURLINFO_CERTINFO) - -/* true if info expects a pointer to struct curl_socket_t argument */ -#define curlcheck_socket_info(info) \ - (CURLINFO_SOCKET < (info) && (info) < CURLINFO_OFF_T) - -/* true if info expects a pointer to curl_off_t argument */ -#define curlcheck_off_t_info(info) \ - (CURLINFO_OFF_T < (info)) - - -/* typecheck helpers -- check whether given expression has requested type*/ - -/* For pointers, you can use the curlcheck_ptr/curlcheck_arr macros, - * otherwise define a new macro. Search for __builtin_types_compatible_p - * in the GCC manual. - * NOTE: these macros MUST NOT EVALUATE their arguments! The argument is - * the actual expression passed to the curl_easy_setopt macro. This - * means that you can only apply the sizeof and __typeof__ operators, no - * == or whatsoever. - */ - -/* XXX: should evaluate to true if expr is a pointer */ -#define curlcheck_any_ptr(expr) \ - (sizeof(expr) == sizeof(void *)) - -/* evaluates to true if expr is NULL */ -/* XXX: must not evaluate expr, so this check is not accurate */ -#define curlcheck_NULL(expr) \ - (__builtin_types_compatible_p(__typeof__(expr), __typeof__(NULL))) - -/* evaluates to true if expr is type*, const type* or NULL */ -#define curlcheck_ptr(expr, type) \ - (curlcheck_NULL(expr) || \ - __builtin_types_compatible_p(__typeof__(expr), type *) || \ - __builtin_types_compatible_p(__typeof__(expr), const type *)) - -/* evaluates to true if expr is one of type[], type*, NULL or const type* */ -#define curlcheck_arr(expr, type) \ - (curlcheck_ptr((expr), type) || \ - __builtin_types_compatible_p(__typeof__(expr), type [])) - -/* evaluates to true if expr is a string */ -#define curlcheck_string(expr) \ - (curlcheck_arr((expr), char) || \ - curlcheck_arr((expr), signed char) || \ - curlcheck_arr((expr), unsigned char)) - -/* evaluates to true if expr is a long (no matter the signedness) - * XXX: for now, int is also accepted (and therefore short and char, which - * are promoted to int when passed to a variadic function) */ -#define curlcheck_long(expr) \ - (__builtin_types_compatible_p(__typeof__(expr), long) || \ - __builtin_types_compatible_p(__typeof__(expr), signed long) || \ - __builtin_types_compatible_p(__typeof__(expr), unsigned long) || \ - __builtin_types_compatible_p(__typeof__(expr), int) || \ - __builtin_types_compatible_p(__typeof__(expr), signed int) || \ - __builtin_types_compatible_p(__typeof__(expr), unsigned int) || \ - __builtin_types_compatible_p(__typeof__(expr), short) || \ - __builtin_types_compatible_p(__typeof__(expr), signed short) || \ - __builtin_types_compatible_p(__typeof__(expr), unsigned short) || \ - __builtin_types_compatible_p(__typeof__(expr), char) || \ - __builtin_types_compatible_p(__typeof__(expr), signed char) || \ - __builtin_types_compatible_p(__typeof__(expr), unsigned char)) - -/* evaluates to true if expr is of type curl_off_t */ -#define curlcheck_off_t(expr) \ - (__builtin_types_compatible_p(__typeof__(expr), curl_off_t)) - -/* evaluates to true if expr is abuffer suitable for CURLOPT_ERRORBUFFER */ -/* XXX: also check size of an char[] array? */ -#define curlcheck_error_buffer(expr) \ - (curlcheck_NULL(expr) || \ - __builtin_types_compatible_p(__typeof__(expr), char *) || \ - __builtin_types_compatible_p(__typeof__(expr), char[])) - -/* evaluates to true if expr is of type (const) void* or (const) FILE* */ -#if 0 -#define curlcheck_cb_data(expr) \ - (curlcheck_ptr((expr), void) || \ - curlcheck_ptr((expr), FILE)) -#else /* be less strict */ -#define curlcheck_cb_data(expr) \ - curlcheck_any_ptr(expr) -#endif - -/* evaluates to true if expr is of type FILE* */ -#define curlcheck_FILE(expr) \ - (curlcheck_NULL(expr) || \ - (__builtin_types_compatible_p(__typeof__(expr), FILE *))) - -/* evaluates to true if expr can be passed as POST data (void* or char*) */ -#define curlcheck_postfields(expr) \ - (curlcheck_ptr((expr), void) || \ - curlcheck_arr((expr), char) || \ - curlcheck_arr((expr), unsigned char)) - -/* helper: __builtin_types_compatible_p distinguishes between functions and - * function pointers, hide it */ -#define curlcheck_cb_compatible(func, type) \ - (__builtin_types_compatible_p(__typeof__(func), type) || \ - __builtin_types_compatible_p(__typeof__(func) *, type)) - -/* evaluates to true if expr is of type curl_resolver_start_callback */ -#define curlcheck_resolver_start_callback(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_resolver_start_callback)) - -/* evaluates to true if expr is of type curl_read_callback or "similar" */ -#define curlcheck_read_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), __typeof__(fread) *) || \ - curlcheck_cb_compatible((expr), curl_read_callback) || \ - curlcheck_cb_compatible((expr), _curl_read_callback1) || \ - curlcheck_cb_compatible((expr), _curl_read_callback2) || \ - curlcheck_cb_compatible((expr), _curl_read_callback3) || \ - curlcheck_cb_compatible((expr), _curl_read_callback4) || \ - curlcheck_cb_compatible((expr), _curl_read_callback5) || \ - curlcheck_cb_compatible((expr), _curl_read_callback6)) -typedef size_t (*_curl_read_callback1)(char *, size_t, size_t, void *); -typedef size_t (*_curl_read_callback2)(char *, size_t, size_t, const void *); -typedef size_t (*_curl_read_callback3)(char *, size_t, size_t, FILE *); -typedef size_t (*_curl_read_callback4)(void *, size_t, size_t, void *); -typedef size_t (*_curl_read_callback5)(void *, size_t, size_t, const void *); -typedef size_t (*_curl_read_callback6)(void *, size_t, size_t, FILE *); - -/* evaluates to true if expr is of type curl_write_callback or "similar" */ -#define curlcheck_write_cb(expr) \ - (curlcheck_read_cb(expr) || \ - curlcheck_cb_compatible((expr), __typeof__(fwrite) *) || \ - curlcheck_cb_compatible((expr), curl_write_callback) || \ - curlcheck_cb_compatible((expr), _curl_write_callback1) || \ - curlcheck_cb_compatible((expr), _curl_write_callback2) || \ - curlcheck_cb_compatible((expr), _curl_write_callback3) || \ - curlcheck_cb_compatible((expr), _curl_write_callback4) || \ - curlcheck_cb_compatible((expr), _curl_write_callback5) || \ - curlcheck_cb_compatible((expr), _curl_write_callback6)) -typedef size_t (*_curl_write_callback1)(const char *, size_t, size_t, void *); -typedef size_t (*_curl_write_callback2)(const char *, size_t, size_t, - const void *); -typedef size_t (*_curl_write_callback3)(const char *, size_t, size_t, FILE *); -typedef size_t (*_curl_write_callback4)(const void *, size_t, size_t, void *); -typedef size_t (*_curl_write_callback5)(const void *, size_t, size_t, - const void *); -typedef size_t (*_curl_write_callback6)(const void *, size_t, size_t, FILE *); - -/* evaluates to true if expr is of type curl_ioctl_callback or "similar" */ -#define curlcheck_ioctl_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_ioctl_callback) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback1) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback2) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback3) || \ - curlcheck_cb_compatible((expr), _curl_ioctl_callback4)) -typedef curlioerr (*_curl_ioctl_callback1)(CURL *, int, void *); -typedef curlioerr (*_curl_ioctl_callback2)(CURL *, int, const void *); -typedef curlioerr (*_curl_ioctl_callback3)(CURL *, curliocmd, void *); -typedef curlioerr (*_curl_ioctl_callback4)(CURL *, curliocmd, const void *); - -/* evaluates to true if expr is of type curl_sockopt_callback or "similar" */ -#define curlcheck_sockopt_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_sockopt_callback) || \ - curlcheck_cb_compatible((expr), _curl_sockopt_callback1) || \ - curlcheck_cb_compatible((expr), _curl_sockopt_callback2)) -typedef int (*_curl_sockopt_callback1)(void *, curl_socket_t, curlsocktype); -typedef int (*_curl_sockopt_callback2)(const void *, curl_socket_t, - curlsocktype); - -/* evaluates to true if expr is of type curl_opensocket_callback or - "similar" */ -#define curlcheck_opensocket_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_opensocket_callback) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback1) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback2) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback3) || \ - curlcheck_cb_compatible((expr), _curl_opensocket_callback4)) -typedef curl_socket_t (*_curl_opensocket_callback1) - (void *, curlsocktype, struct curl_sockaddr *); -typedef curl_socket_t (*_curl_opensocket_callback2) - (void *, curlsocktype, const struct curl_sockaddr *); -typedef curl_socket_t (*_curl_opensocket_callback3) - (const void *, curlsocktype, struct curl_sockaddr *); -typedef curl_socket_t (*_curl_opensocket_callback4) - (const void *, curlsocktype, const struct curl_sockaddr *); - -/* evaluates to true if expr is of type curl_progress_callback or "similar" */ -#define curlcheck_progress_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_progress_callback) || \ - curlcheck_cb_compatible((expr), _curl_progress_callback1) || \ - curlcheck_cb_compatible((expr), _curl_progress_callback2)) -typedef int (*_curl_progress_callback1)(void *, - double, double, double, double); -typedef int (*_curl_progress_callback2)(const void *, - double, double, double, double); - -/* evaluates to true if expr is of type curl_debug_callback or "similar" */ -#define curlcheck_debug_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_debug_callback) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback1) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback2) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback3) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback4) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback5) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback6) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback7) || \ - curlcheck_cb_compatible((expr), _curl_debug_callback8)) -typedef int (*_curl_debug_callback1) (CURL *, - curl_infotype, char *, size_t, void *); -typedef int (*_curl_debug_callback2) (CURL *, - curl_infotype, char *, size_t, const void *); -typedef int (*_curl_debug_callback3) (CURL *, - curl_infotype, const char *, size_t, void *); -typedef int (*_curl_debug_callback4) (CURL *, - curl_infotype, const char *, size_t, const void *); -typedef int (*_curl_debug_callback5) (CURL *, - curl_infotype, unsigned char *, size_t, void *); -typedef int (*_curl_debug_callback6) (CURL *, - curl_infotype, unsigned char *, size_t, const void *); -typedef int (*_curl_debug_callback7) (CURL *, - curl_infotype, const unsigned char *, size_t, void *); -typedef int (*_curl_debug_callback8) (CURL *, - curl_infotype, const unsigned char *, size_t, const void *); - -/* evaluates to true if expr is of type curl_ssl_ctx_callback or "similar" */ -/* this is getting even messier... */ -#define curlcheck_ssl_ctx_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_ssl_ctx_callback) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback1) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback2) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback3) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback4) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback5) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback6) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback7) || \ - curlcheck_cb_compatible((expr), _curl_ssl_ctx_callback8)) -typedef CURLcode (*_curl_ssl_ctx_callback1)(CURL *, void *, void *); -typedef CURLcode (*_curl_ssl_ctx_callback2)(CURL *, void *, const void *); -typedef CURLcode (*_curl_ssl_ctx_callback3)(CURL *, const void *, void *); -typedef CURLcode (*_curl_ssl_ctx_callback4)(CURL *, const void *, - const void *); -#ifdef HEADER_SSL_H -/* hack: if we included OpenSSL's ssl.h, we know about SSL_CTX - * this will of course break if we're included before OpenSSL headers... - */ -typedef CURLcode (*_curl_ssl_ctx_callback5)(CURL *, SSL_CTX, void *); -typedef CURLcode (*_curl_ssl_ctx_callback6)(CURL *, SSL_CTX, const void *); -typedef CURLcode (*_curl_ssl_ctx_callback7)(CURL *, const SSL_CTX, void *); -typedef CURLcode (*_curl_ssl_ctx_callback8)(CURL *, const SSL_CTX, - const void *); -#else -typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback5; -typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback6; -typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback7; -typedef _curl_ssl_ctx_callback1 _curl_ssl_ctx_callback8; -#endif - -/* evaluates to true if expr is of type curl_conv_callback or "similar" */ -#define curlcheck_conv_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_conv_callback) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback1) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback2) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback3) || \ - curlcheck_cb_compatible((expr), _curl_conv_callback4)) -typedef CURLcode (*_curl_conv_callback1)(char *, size_t length); -typedef CURLcode (*_curl_conv_callback2)(const char *, size_t length); -typedef CURLcode (*_curl_conv_callback3)(void *, size_t length); -typedef CURLcode (*_curl_conv_callback4)(const void *, size_t length); - -/* evaluates to true if expr is of type curl_seek_callback or "similar" */ -#define curlcheck_seek_cb(expr) \ - (curlcheck_NULL(expr) || \ - curlcheck_cb_compatible((expr), curl_seek_callback) || \ - curlcheck_cb_compatible((expr), _curl_seek_callback1) || \ - curlcheck_cb_compatible((expr), _curl_seek_callback2)) -typedef CURLcode (*_curl_seek_callback1)(void *, curl_off_t, int); -typedef CURLcode (*_curl_seek_callback2)(const void *, curl_off_t, int); - - -#endif /* CURLINC_TYPECHECK_GCC_H */ diff --git a/third-party/include/curl/urlapi.h b/third-party/include/curl/urlapi.h deleted file mode 100644 index f2d06770..00000000 --- a/third-party/include/curl/urlapi.h +++ /dev/null @@ -1,125 +0,0 @@ -#ifndef CURLINC_URLAPI_H -#define CURLINC_URLAPI_H -/*************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * Copyright (C) 2018 - 2019, Daniel Stenberg, , et al. - * - * This software is licensed as described in the file COPYING, which - * you should have received as part of this distribution. The terms - * are also available at https://curl.haxx.se/docs/copyright.html. - * - * You may opt to use, copy, modify, merge, publish, distribute and/or sell - * copies of the Software, and permit persons to whom the Software is - * furnished to do so, under the terms of the COPYING file. - * - * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ***************************************************************************/ - -#include "curl.h" - -#ifdef __cplusplus -extern "C" { -#endif - -/* the error codes for the URL API */ -typedef enum { - CURLUE_OK, - CURLUE_BAD_HANDLE, /* 1 */ - CURLUE_BAD_PARTPOINTER, /* 2 */ - CURLUE_MALFORMED_INPUT, /* 3 */ - CURLUE_BAD_PORT_NUMBER, /* 4 */ - CURLUE_UNSUPPORTED_SCHEME, /* 5 */ - CURLUE_URLDECODE, /* 6 */ - CURLUE_OUT_OF_MEMORY, /* 7 */ - CURLUE_USER_NOT_ALLOWED, /* 8 */ - CURLUE_UNKNOWN_PART, /* 9 */ - CURLUE_NO_SCHEME, /* 10 */ - CURLUE_NO_USER, /* 11 */ - CURLUE_NO_PASSWORD, /* 12 */ - CURLUE_NO_OPTIONS, /* 13 */ - CURLUE_NO_HOST, /* 14 */ - CURLUE_NO_PORT, /* 15 */ - CURLUE_NO_QUERY, /* 16 */ - CURLUE_NO_FRAGMENT /* 17 */ -} CURLUcode; - -typedef enum { - CURLUPART_URL, - CURLUPART_SCHEME, - CURLUPART_USER, - CURLUPART_PASSWORD, - CURLUPART_OPTIONS, - CURLUPART_HOST, - CURLUPART_PORT, - CURLUPART_PATH, - CURLUPART_QUERY, - CURLUPART_FRAGMENT, - CURLUPART_ZONEID /* added in 7.65.0 */ -} CURLUPart; - -#define CURLU_DEFAULT_PORT (1<<0) /* return default port number */ -#define CURLU_NO_DEFAULT_PORT (1<<1) /* act as if no port number was set, - if the port number matches the - default for the scheme */ -#define CURLU_DEFAULT_SCHEME (1<<2) /* return default scheme if - missing */ -#define CURLU_NON_SUPPORT_SCHEME (1<<3) /* allow non-supported scheme */ -#define CURLU_PATH_AS_IS (1<<4) /* leave dot sequences */ -#define CURLU_DISALLOW_USER (1<<5) /* no user+password allowed */ -#define CURLU_URLDECODE (1<<6) /* URL decode on get */ -#define CURLU_URLENCODE (1<<7) /* URL encode on set */ -#define CURLU_APPENDQUERY (1<<8) /* append a form style part */ -#define CURLU_GUESS_SCHEME (1<<9) /* legacy curl-style guessing */ -#define CURLU_NO_AUTHORITY (1<<10) /* Allow empty authority when the - scheme is unknown. */ - -typedef struct Curl_URL CURLU; - -/* - * curl_url() creates a new CURLU handle and returns a pointer to it. - * Must be freed with curl_url_cleanup(). - */ -CURL_EXTERN CURLU *curl_url(void); - -/* - * curl_url_cleanup() frees the CURLU handle and related resources used for - * the URL parsing. It will not free strings previously returned with the URL - * API. - */ -CURL_EXTERN void curl_url_cleanup(CURLU *handle); - -/* - * curl_url_dup() duplicates a CURLU handle and returns a new copy. The new - * handle must also be freed with curl_url_cleanup(). - */ -CURL_EXTERN CURLU *curl_url_dup(CURLU *in); - -/* - * curl_url_get() extracts a specific part of the URL from a CURLU - * handle. Returns error code. The returned pointer MUST be freed with - * curl_free() afterwards. - */ -CURL_EXTERN CURLUcode curl_url_get(CURLU *handle, CURLUPart what, - char **part, unsigned int flags); - -/* - * curl_url_set() sets a specific part of the URL in a CURLU handle. Returns - * error code. The passed in string will be copied. Passing a NULL instead of - * a part string, clears that part. - */ -CURL_EXTERN CURLUcode curl_url_set(CURLU *handle, CURLUPart what, - const char *part, unsigned int flags); - - -#ifdef __cplusplus -} /* end of extern "C" */ -#endif - -#endif /* CURLINC_URLAPI_H */ diff --git a/third-party/include/nlohmann/json.hpp b/third-party/include/nlohmann/json.hpp deleted file mode 100644 index a70aaf8c..00000000 --- a/third-party/include/nlohmann/json.hpp +++ /dev/null @@ -1,25447 +0,0 @@ -/* - __ _____ _____ _____ - __| | __| | | | JSON for Modern C++ -| | |__ | | | | | | version 3.9.1 -|_____|_____|_____|_|___| https://github.com/nlohmann/json - -Licensed under the MIT License . -SPDX-License-Identifier: MIT -Copyright (c) 2013-2019 Niels Lohmann . - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. -*/ - -#ifndef INCLUDE_NLOHMANN_JSON_HPP_ -#define INCLUDE_NLOHMANN_JSON_HPP_ - -#define NLOHMANN_JSON_VERSION_MAJOR 3 -#define NLOHMANN_JSON_VERSION_MINOR 9 -#define NLOHMANN_JSON_VERSION_PATCH 1 - -#include // all_of, find, for_each -#include // nullptr_t, ptrdiff_t, size_t -#include // hash, less -#include // initializer_list -#include // istream, ostream -#include // random_access_iterator_tag -#include // unique_ptr -#include // accumulate -#include // string, stoi, to_string -#include // declval, forward, move, pair, swap -#include // vector - -// #include - - -#include - -// #include - - -#include // transform -#include // array -#include // forward_list -#include // inserter, front_inserter, end -#include // map -#include // string -#include // tuple, make_tuple -#include // is_arithmetic, is_same, is_enum, underlying_type, is_convertible -#include // unordered_map -#include // pair, declval -#include // valarray - -// #include - - -#include // exception -#include // runtime_error -#include // to_string - -// #include - - -#include // size_t - -namespace nlohmann -{ -namespace detail -{ -/// struct to capture the start position of the current token -struct position_t -{ - /// the total number of characters read - std::size_t chars_read_total = 0; - /// the number of characters read in the current line - std::size_t chars_read_current_line = 0; - /// the number of lines read - std::size_t lines_read = 0; - - /// conversion to size_t to preserve SAX interface - constexpr operator size_t() const - { - return chars_read_total; - } -}; - -} // namespace detail -} // namespace nlohmann - -// #include - - -#include // pair -// #include -/* Hedley - https://nemequ.github.io/hedley - * Created by Evan Nemerson - * - * To the extent possible under law, the author(s) have dedicated all - * copyright and related and neighboring rights to this software to - * the public domain worldwide. This software is distributed without - * any warranty. - * - * For details, see . - * SPDX-License-Identifier: CC0-1.0 - */ - -#if !defined(JSON_HEDLEY_VERSION) || (JSON_HEDLEY_VERSION < 13) -#if defined(JSON_HEDLEY_VERSION) - #undef JSON_HEDLEY_VERSION -#endif -#define JSON_HEDLEY_VERSION 13 - -#if defined(JSON_HEDLEY_STRINGIFY_EX) - #undef JSON_HEDLEY_STRINGIFY_EX -#endif -#define JSON_HEDLEY_STRINGIFY_EX(x) #x - -#if defined(JSON_HEDLEY_STRINGIFY) - #undef JSON_HEDLEY_STRINGIFY -#endif -#define JSON_HEDLEY_STRINGIFY(x) JSON_HEDLEY_STRINGIFY_EX(x) - -#if defined(JSON_HEDLEY_CONCAT_EX) - #undef JSON_HEDLEY_CONCAT_EX -#endif -#define JSON_HEDLEY_CONCAT_EX(a,b) a##b - -#if defined(JSON_HEDLEY_CONCAT) - #undef JSON_HEDLEY_CONCAT -#endif -#define JSON_HEDLEY_CONCAT(a,b) JSON_HEDLEY_CONCAT_EX(a,b) - -#if defined(JSON_HEDLEY_CONCAT3_EX) - #undef JSON_HEDLEY_CONCAT3_EX -#endif -#define JSON_HEDLEY_CONCAT3_EX(a,b,c) a##b##c - -#if defined(JSON_HEDLEY_CONCAT3) - #undef JSON_HEDLEY_CONCAT3 -#endif -#define JSON_HEDLEY_CONCAT3(a,b,c) JSON_HEDLEY_CONCAT3_EX(a,b,c) - -#if defined(JSON_HEDLEY_VERSION_ENCODE) - #undef JSON_HEDLEY_VERSION_ENCODE -#endif -#define JSON_HEDLEY_VERSION_ENCODE(major,minor,revision) (((major) * 1000000) + ((minor) * 1000) + (revision)) - -#if defined(JSON_HEDLEY_VERSION_DECODE_MAJOR) - #undef JSON_HEDLEY_VERSION_DECODE_MAJOR -#endif -#define JSON_HEDLEY_VERSION_DECODE_MAJOR(version) ((version) / 1000000) - -#if defined(JSON_HEDLEY_VERSION_DECODE_MINOR) - #undef JSON_HEDLEY_VERSION_DECODE_MINOR -#endif -#define JSON_HEDLEY_VERSION_DECODE_MINOR(version) (((version) % 1000000) / 1000) - -#if defined(JSON_HEDLEY_VERSION_DECODE_REVISION) - #undef JSON_HEDLEY_VERSION_DECODE_REVISION -#endif -#define JSON_HEDLEY_VERSION_DECODE_REVISION(version) ((version) % 1000) - -#if defined(JSON_HEDLEY_GNUC_VERSION) - #undef JSON_HEDLEY_GNUC_VERSION -#endif -#if defined(__GNUC__) && defined(__GNUC_PATCHLEVEL__) - #define JSON_HEDLEY_GNUC_VERSION JSON_HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__) -#elif defined(__GNUC__) - #define JSON_HEDLEY_GNUC_VERSION JSON_HEDLEY_VERSION_ENCODE(__GNUC__, __GNUC_MINOR__, 0) -#endif - -#if defined(JSON_HEDLEY_GNUC_VERSION_CHECK) - #undef JSON_HEDLEY_GNUC_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_GNUC_VERSION) - #define JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_GNUC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_MSVC_VERSION) - #undef JSON_HEDLEY_MSVC_VERSION -#endif -#if defined(_MSC_FULL_VER) && (_MSC_FULL_VER >= 140000000) - #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 10000000, (_MSC_FULL_VER % 10000000) / 100000, (_MSC_FULL_VER % 100000) / 100) -#elif defined(_MSC_FULL_VER) - #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_FULL_VER / 1000000, (_MSC_FULL_VER % 1000000) / 10000, (_MSC_FULL_VER % 10000) / 10) -#elif defined(_MSC_VER) - #define JSON_HEDLEY_MSVC_VERSION JSON_HEDLEY_VERSION_ENCODE(_MSC_VER / 100, _MSC_VER % 100, 0) -#endif - -#if defined(JSON_HEDLEY_MSVC_VERSION_CHECK) - #undef JSON_HEDLEY_MSVC_VERSION_CHECK -#endif -#if !defined(_MSC_VER) - #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (0) -#elif defined(_MSC_VER) && (_MSC_VER >= 1400) - #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 10000000) + (minor * 100000) + (patch))) -#elif defined(_MSC_VER) && (_MSC_VER >= 1200) - #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_FULL_VER >= ((major * 1000000) + (minor * 10000) + (patch))) -#else - #define JSON_HEDLEY_MSVC_VERSION_CHECK(major,minor,patch) (_MSC_VER >= ((major * 100) + (minor))) -#endif - -#if defined(JSON_HEDLEY_INTEL_VERSION) - #undef JSON_HEDLEY_INTEL_VERSION -#endif -#if defined(__INTEL_COMPILER) && defined(__INTEL_COMPILER_UPDATE) - #define JSON_HEDLEY_INTEL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, __INTEL_COMPILER_UPDATE) -#elif defined(__INTEL_COMPILER) - #define JSON_HEDLEY_INTEL_VERSION JSON_HEDLEY_VERSION_ENCODE(__INTEL_COMPILER / 100, __INTEL_COMPILER % 100, 0) -#endif - -#if defined(JSON_HEDLEY_INTEL_VERSION_CHECK) - #undef JSON_HEDLEY_INTEL_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_INTEL_VERSION) - #define JSON_HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_INTEL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_INTEL_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_PGI_VERSION) - #undef JSON_HEDLEY_PGI_VERSION -#endif -#if defined(__PGI) && defined(__PGIC__) && defined(__PGIC_MINOR__) && defined(__PGIC_PATCHLEVEL__) - #define JSON_HEDLEY_PGI_VERSION JSON_HEDLEY_VERSION_ENCODE(__PGIC__, __PGIC_MINOR__, __PGIC_PATCHLEVEL__) -#endif - -#if defined(JSON_HEDLEY_PGI_VERSION_CHECK) - #undef JSON_HEDLEY_PGI_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_PGI_VERSION) - #define JSON_HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_PGI_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_PGI_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_SUNPRO_VERSION) - #undef JSON_HEDLEY_SUNPRO_VERSION -#endif -#if defined(__SUNPRO_C) && (__SUNPRO_C > 0x1000) - #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((((__SUNPRO_C >> 16) & 0xf) * 10) + ((__SUNPRO_C >> 12) & 0xf), (((__SUNPRO_C >> 8) & 0xf) * 10) + ((__SUNPRO_C >> 4) & 0xf), (__SUNPRO_C & 0xf) * 10) -#elif defined(__SUNPRO_C) - #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((__SUNPRO_C >> 8) & 0xf, (__SUNPRO_C >> 4) & 0xf, (__SUNPRO_C) & 0xf) -#elif defined(__SUNPRO_CC) && (__SUNPRO_CC > 0x1000) - #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((((__SUNPRO_CC >> 16) & 0xf) * 10) + ((__SUNPRO_CC >> 12) & 0xf), (((__SUNPRO_CC >> 8) & 0xf) * 10) + ((__SUNPRO_CC >> 4) & 0xf), (__SUNPRO_CC & 0xf) * 10) -#elif defined(__SUNPRO_CC) - #define JSON_HEDLEY_SUNPRO_VERSION JSON_HEDLEY_VERSION_ENCODE((__SUNPRO_CC >> 8) & 0xf, (__SUNPRO_CC >> 4) & 0xf, (__SUNPRO_CC) & 0xf) -#endif - -#if defined(JSON_HEDLEY_SUNPRO_VERSION_CHECK) - #undef JSON_HEDLEY_SUNPRO_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_SUNPRO_VERSION) - #define JSON_HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_SUNPRO_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_SUNPRO_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION) - #undef JSON_HEDLEY_EMSCRIPTEN_VERSION -#endif -#if defined(__EMSCRIPTEN__) - #define JSON_HEDLEY_EMSCRIPTEN_VERSION JSON_HEDLEY_VERSION_ENCODE(__EMSCRIPTEN_major__, __EMSCRIPTEN_minor__, __EMSCRIPTEN_tiny__) -#endif - -#if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK) - #undef JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_EMSCRIPTEN_VERSION) - #define JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_EMSCRIPTEN_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_ARM_VERSION) - #undef JSON_HEDLEY_ARM_VERSION -#endif -#if defined(__CC_ARM) && defined(__ARMCOMPILER_VERSION) - #define JSON_HEDLEY_ARM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ARMCOMPILER_VERSION / 1000000, (__ARMCOMPILER_VERSION % 1000000) / 10000, (__ARMCOMPILER_VERSION % 10000) / 100) -#elif defined(__CC_ARM) && defined(__ARMCC_VERSION) - #define JSON_HEDLEY_ARM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ARMCC_VERSION / 1000000, (__ARMCC_VERSION % 1000000) / 10000, (__ARMCC_VERSION % 10000) / 100) -#endif - -#if defined(JSON_HEDLEY_ARM_VERSION_CHECK) - #undef JSON_HEDLEY_ARM_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_ARM_VERSION) - #define JSON_HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_ARM_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_ARM_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_IBM_VERSION) - #undef JSON_HEDLEY_IBM_VERSION -#endif -#if defined(__ibmxl__) - #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__ibmxl_version__, __ibmxl_release__, __ibmxl_modification__) -#elif defined(__xlC__) && defined(__xlC_ver__) - #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, (__xlC_ver__ >> 8) & 0xff) -#elif defined(__xlC__) - #define JSON_HEDLEY_IBM_VERSION JSON_HEDLEY_VERSION_ENCODE(__xlC__ >> 8, __xlC__ & 0xff, 0) -#endif - -#if defined(JSON_HEDLEY_IBM_VERSION_CHECK) - #undef JSON_HEDLEY_IBM_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_IBM_VERSION) - #define JSON_HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_IBM_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_IBM_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_VERSION) - #undef JSON_HEDLEY_TI_VERSION -#endif -#if \ - defined(__TI_COMPILER_VERSION__) && \ - ( \ - defined(__TMS470__) || defined(__TI_ARM__) || \ - defined(__MSP430__) || \ - defined(__TMS320C2000__) \ - ) -#if (__TI_COMPILER_VERSION__ >= 16000000) - #define JSON_HEDLEY_TI_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif -#endif - -#if defined(JSON_HEDLEY_TI_VERSION_CHECK) - #undef JSON_HEDLEY_TI_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_VERSION) - #define JSON_HEDLEY_TI_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_CL2000_VERSION) - #undef JSON_HEDLEY_TI_CL2000_VERSION -#endif -#if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C2000__) - #define JSON_HEDLEY_TI_CL2000_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif - -#if defined(JSON_HEDLEY_TI_CL2000_VERSION_CHECK) - #undef JSON_HEDLEY_TI_CL2000_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_CL2000_VERSION) - #define JSON_HEDLEY_TI_CL2000_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL2000_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_CL2000_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_CL430_VERSION) - #undef JSON_HEDLEY_TI_CL430_VERSION -#endif -#if defined(__TI_COMPILER_VERSION__) && defined(__MSP430__) - #define JSON_HEDLEY_TI_CL430_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif - -#if defined(JSON_HEDLEY_TI_CL430_VERSION_CHECK) - #undef JSON_HEDLEY_TI_CL430_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_CL430_VERSION) - #define JSON_HEDLEY_TI_CL430_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL430_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_CL430_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_ARMCL_VERSION) - #undef JSON_HEDLEY_TI_ARMCL_VERSION -#endif -#if defined(__TI_COMPILER_VERSION__) && (defined(__TMS470__) || defined(__TI_ARM__)) - #define JSON_HEDLEY_TI_ARMCL_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif - -#if defined(JSON_HEDLEY_TI_ARMCL_VERSION_CHECK) - #undef JSON_HEDLEY_TI_ARMCL_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_ARMCL_VERSION) - #define JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_ARMCL_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_CL6X_VERSION) - #undef JSON_HEDLEY_TI_CL6X_VERSION -#endif -#if defined(__TI_COMPILER_VERSION__) && defined(__TMS320C6X__) - #define JSON_HEDLEY_TI_CL6X_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif - -#if defined(JSON_HEDLEY_TI_CL6X_VERSION_CHECK) - #undef JSON_HEDLEY_TI_CL6X_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_CL6X_VERSION) - #define JSON_HEDLEY_TI_CL6X_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL6X_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_CL6X_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_CL7X_VERSION) - #undef JSON_HEDLEY_TI_CL7X_VERSION -#endif -#if defined(__TI_COMPILER_VERSION__) && defined(__C7000__) - #define JSON_HEDLEY_TI_CL7X_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif - -#if defined(JSON_HEDLEY_TI_CL7X_VERSION_CHECK) - #undef JSON_HEDLEY_TI_CL7X_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_CL7X_VERSION) - #define JSON_HEDLEY_TI_CL7X_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CL7X_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_CL7X_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TI_CLPRU_VERSION) - #undef JSON_HEDLEY_TI_CLPRU_VERSION -#endif -#if defined(__TI_COMPILER_VERSION__) && defined(__PRU__) - #define JSON_HEDLEY_TI_CLPRU_VERSION JSON_HEDLEY_VERSION_ENCODE(__TI_COMPILER_VERSION__ / 1000000, (__TI_COMPILER_VERSION__ % 1000000) / 1000, (__TI_COMPILER_VERSION__ % 1000)) -#endif - -#if defined(JSON_HEDLEY_TI_CLPRU_VERSION_CHECK) - #undef JSON_HEDLEY_TI_CLPRU_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TI_CLPRU_VERSION) - #define JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TI_CLPRU_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_CRAY_VERSION) - #undef JSON_HEDLEY_CRAY_VERSION -#endif -#if defined(_CRAYC) - #if defined(_RELEASE_PATCHLEVEL) - #define JSON_HEDLEY_CRAY_VERSION JSON_HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, _RELEASE_PATCHLEVEL) - #else - #define JSON_HEDLEY_CRAY_VERSION JSON_HEDLEY_VERSION_ENCODE(_RELEASE_MAJOR, _RELEASE_MINOR, 0) - #endif -#endif - -#if defined(JSON_HEDLEY_CRAY_VERSION_CHECK) - #undef JSON_HEDLEY_CRAY_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_CRAY_VERSION) - #define JSON_HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_CRAY_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_CRAY_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_IAR_VERSION) - #undef JSON_HEDLEY_IAR_VERSION -#endif -#if defined(__IAR_SYSTEMS_ICC__) - #if __VER__ > 1000 - #define JSON_HEDLEY_IAR_VERSION JSON_HEDLEY_VERSION_ENCODE((__VER__ / 1000000), ((__VER__ / 1000) % 1000), (__VER__ % 1000)) - #else - #define JSON_HEDLEY_IAR_VERSION JSON_HEDLEY_VERSION_ENCODE(VER / 100, __VER__ % 100, 0) - #endif -#endif - -#if defined(JSON_HEDLEY_IAR_VERSION_CHECK) - #undef JSON_HEDLEY_IAR_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_IAR_VERSION) - #define JSON_HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_IAR_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_IAR_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_TINYC_VERSION) - #undef JSON_HEDLEY_TINYC_VERSION -#endif -#if defined(__TINYC__) - #define JSON_HEDLEY_TINYC_VERSION JSON_HEDLEY_VERSION_ENCODE(__TINYC__ / 1000, (__TINYC__ / 100) % 10, __TINYC__ % 100) -#endif - -#if defined(JSON_HEDLEY_TINYC_VERSION_CHECK) - #undef JSON_HEDLEY_TINYC_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_TINYC_VERSION) - #define JSON_HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_TINYC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_TINYC_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_DMC_VERSION) - #undef JSON_HEDLEY_DMC_VERSION -#endif -#if defined(__DMC__) - #define JSON_HEDLEY_DMC_VERSION JSON_HEDLEY_VERSION_ENCODE(__DMC__ >> 8, (__DMC__ >> 4) & 0xf, __DMC__ & 0xf) -#endif - -#if defined(JSON_HEDLEY_DMC_VERSION_CHECK) - #undef JSON_HEDLEY_DMC_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_DMC_VERSION) - #define JSON_HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_DMC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_DMC_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_COMPCERT_VERSION) - #undef JSON_HEDLEY_COMPCERT_VERSION -#endif -#if defined(__COMPCERT_VERSION__) - #define JSON_HEDLEY_COMPCERT_VERSION JSON_HEDLEY_VERSION_ENCODE(__COMPCERT_VERSION__ / 10000, (__COMPCERT_VERSION__ / 100) % 100, __COMPCERT_VERSION__ % 100) -#endif - -#if defined(JSON_HEDLEY_COMPCERT_VERSION_CHECK) - #undef JSON_HEDLEY_COMPCERT_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_COMPCERT_VERSION) - #define JSON_HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_COMPCERT_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_COMPCERT_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_PELLES_VERSION) - #undef JSON_HEDLEY_PELLES_VERSION -#endif -#if defined(__POCC__) - #define JSON_HEDLEY_PELLES_VERSION JSON_HEDLEY_VERSION_ENCODE(__POCC__ / 100, __POCC__ % 100, 0) -#endif - -#if defined(JSON_HEDLEY_PELLES_VERSION_CHECK) - #undef JSON_HEDLEY_PELLES_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_PELLES_VERSION) - #define JSON_HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_PELLES_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_PELLES_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_GCC_VERSION) - #undef JSON_HEDLEY_GCC_VERSION -#endif -#if \ - defined(JSON_HEDLEY_GNUC_VERSION) && \ - !defined(__clang__) && \ - !defined(JSON_HEDLEY_INTEL_VERSION) && \ - !defined(JSON_HEDLEY_PGI_VERSION) && \ - !defined(JSON_HEDLEY_ARM_VERSION) && \ - !defined(JSON_HEDLEY_TI_VERSION) && \ - !defined(JSON_HEDLEY_TI_ARMCL_VERSION) && \ - !defined(JSON_HEDLEY_TI_CL430_VERSION) && \ - !defined(JSON_HEDLEY_TI_CL2000_VERSION) && \ - !defined(JSON_HEDLEY_TI_CL6X_VERSION) && \ - !defined(JSON_HEDLEY_TI_CL7X_VERSION) && \ - !defined(JSON_HEDLEY_TI_CLPRU_VERSION) && \ - !defined(__COMPCERT__) - #define JSON_HEDLEY_GCC_VERSION JSON_HEDLEY_GNUC_VERSION -#endif - -#if defined(JSON_HEDLEY_GCC_VERSION_CHECK) - #undef JSON_HEDLEY_GCC_VERSION_CHECK -#endif -#if defined(JSON_HEDLEY_GCC_VERSION) - #define JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (JSON_HEDLEY_GCC_VERSION >= JSON_HEDLEY_VERSION_ENCODE(major, minor, patch)) -#else - #define JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) (0) -#endif - -#if defined(JSON_HEDLEY_HAS_ATTRIBUTE) - #undef JSON_HEDLEY_HAS_ATTRIBUTE -#endif -#if defined(__has_attribute) - #define JSON_HEDLEY_HAS_ATTRIBUTE(attribute) __has_attribute(attribute) -#else - #define JSON_HEDLEY_HAS_ATTRIBUTE(attribute) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_ATTRIBUTE) - #undef JSON_HEDLEY_GNUC_HAS_ATTRIBUTE -#endif -#if defined(__has_attribute) - #define JSON_HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) -#else - #define JSON_HEDLEY_GNUC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_ATTRIBUTE) - #undef JSON_HEDLEY_GCC_HAS_ATTRIBUTE -#endif -#if defined(__has_attribute) - #define JSON_HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) __has_attribute(attribute) -#else - #define JSON_HEDLEY_GCC_HAS_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_HAS_CPP_ATTRIBUTE) - #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE -#endif -#if \ - defined(__has_cpp_attribute) && \ - defined(__cplusplus) && \ - (!defined(JSON_HEDLEY_SUNPRO_VERSION) || JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0)) - #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) __has_cpp_attribute(attribute) -#else - #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) (0) -#endif - -#if defined(JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS) - #undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS -#endif -#if !defined(__cplusplus) || !defined(__has_cpp_attribute) - #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) -#elif \ - !defined(JSON_HEDLEY_PGI_VERSION) && \ - !defined(JSON_HEDLEY_IAR_VERSION) && \ - (!defined(JSON_HEDLEY_SUNPRO_VERSION) || JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0)) && \ - (!defined(JSON_HEDLEY_MSVC_VERSION) || JSON_HEDLEY_MSVC_VERSION_CHECK(19,20,0)) - #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) JSON_HEDLEY_HAS_CPP_ATTRIBUTE(ns::attribute) -#else - #define JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(ns,attribute) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE) - #undef JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE -#endif -#if defined(__has_cpp_attribute) && defined(__cplusplus) - #define JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) -#else - #define JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE) - #undef JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE -#endif -#if defined(__has_cpp_attribute) && defined(__cplusplus) - #define JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) __has_cpp_attribute(attribute) -#else - #define JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_HAS_BUILTIN) - #undef JSON_HEDLEY_HAS_BUILTIN -#endif -#if defined(__has_builtin) - #define JSON_HEDLEY_HAS_BUILTIN(builtin) __has_builtin(builtin) -#else - #define JSON_HEDLEY_HAS_BUILTIN(builtin) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_BUILTIN) - #undef JSON_HEDLEY_GNUC_HAS_BUILTIN -#endif -#if defined(__has_builtin) - #define JSON_HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) -#else - #define JSON_HEDLEY_GNUC_HAS_BUILTIN(builtin,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_BUILTIN) - #undef JSON_HEDLEY_GCC_HAS_BUILTIN -#endif -#if defined(__has_builtin) - #define JSON_HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) __has_builtin(builtin) -#else - #define JSON_HEDLEY_GCC_HAS_BUILTIN(builtin,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_HAS_FEATURE) - #undef JSON_HEDLEY_HAS_FEATURE -#endif -#if defined(__has_feature) - #define JSON_HEDLEY_HAS_FEATURE(feature) __has_feature(feature) -#else - #define JSON_HEDLEY_HAS_FEATURE(feature) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_FEATURE) - #undef JSON_HEDLEY_GNUC_HAS_FEATURE -#endif -#if defined(__has_feature) - #define JSON_HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) -#else - #define JSON_HEDLEY_GNUC_HAS_FEATURE(feature,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_FEATURE) - #undef JSON_HEDLEY_GCC_HAS_FEATURE -#endif -#if defined(__has_feature) - #define JSON_HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) __has_feature(feature) -#else - #define JSON_HEDLEY_GCC_HAS_FEATURE(feature,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_HAS_EXTENSION) - #undef JSON_HEDLEY_HAS_EXTENSION -#endif -#if defined(__has_extension) - #define JSON_HEDLEY_HAS_EXTENSION(extension) __has_extension(extension) -#else - #define JSON_HEDLEY_HAS_EXTENSION(extension) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_EXTENSION) - #undef JSON_HEDLEY_GNUC_HAS_EXTENSION -#endif -#if defined(__has_extension) - #define JSON_HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) -#else - #define JSON_HEDLEY_GNUC_HAS_EXTENSION(extension,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_EXTENSION) - #undef JSON_HEDLEY_GCC_HAS_EXTENSION -#endif -#if defined(__has_extension) - #define JSON_HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) __has_extension(extension) -#else - #define JSON_HEDLEY_GCC_HAS_EXTENSION(extension,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE) - #undef JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE -#endif -#if defined(__has_declspec_attribute) - #define JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) __has_declspec_attribute(attribute) -#else - #define JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE) - #undef JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE -#endif -#if defined(__has_declspec_attribute) - #define JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) -#else - #define JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE) - #undef JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE -#endif -#if defined(__has_declspec_attribute) - #define JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) __has_declspec_attribute(attribute) -#else - #define JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE(attribute,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_HAS_WARNING) - #undef JSON_HEDLEY_HAS_WARNING -#endif -#if defined(__has_warning) - #define JSON_HEDLEY_HAS_WARNING(warning) __has_warning(warning) -#else - #define JSON_HEDLEY_HAS_WARNING(warning) (0) -#endif - -#if defined(JSON_HEDLEY_GNUC_HAS_WARNING) - #undef JSON_HEDLEY_GNUC_HAS_WARNING -#endif -#if defined(__has_warning) - #define JSON_HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) -#else - #define JSON_HEDLEY_GNUC_HAS_WARNING(warning,major,minor,patch) JSON_HEDLEY_GNUC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_GCC_HAS_WARNING) - #undef JSON_HEDLEY_GCC_HAS_WARNING -#endif -#if defined(__has_warning) - #define JSON_HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) __has_warning(warning) -#else - #define JSON_HEDLEY_GCC_HAS_WARNING(warning,major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -/* JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ is for - HEDLEY INTERNAL USE ONLY. API subject to change without notice. */ -#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) - #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ -#endif -#if defined(__cplusplus) -# if JSON_HEDLEY_HAS_WARNING("-Wc++98-compat") -# if JSON_HEDLEY_HAS_WARNING("-Wc++17-extensions") -# define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ - _Pragma("clang diagnostic ignored \"-Wc++17-extensions\"") \ - xpr \ - JSON_HEDLEY_DIAGNOSTIC_POP -# else -# define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(xpr) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("clang diagnostic ignored \"-Wc++98-compat\"") \ - xpr \ - JSON_HEDLEY_DIAGNOSTIC_POP -# endif -# endif -#endif -#if !defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(x) x -#endif - -#if defined(JSON_HEDLEY_CONST_CAST) - #undef JSON_HEDLEY_CONST_CAST -#endif -#if defined(__cplusplus) -# define JSON_HEDLEY_CONST_CAST(T, expr) (const_cast(expr)) -#elif \ - JSON_HEDLEY_HAS_WARNING("-Wcast-qual") || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) -# define JSON_HEDLEY_CONST_CAST(T, expr) (__extension__ ({ \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL \ - ((T) (expr)); \ - JSON_HEDLEY_DIAGNOSTIC_POP \ - })) -#else -# define JSON_HEDLEY_CONST_CAST(T, expr) ((T) (expr)) -#endif - -#if defined(JSON_HEDLEY_REINTERPRET_CAST) - #undef JSON_HEDLEY_REINTERPRET_CAST -#endif -#if defined(__cplusplus) - #define JSON_HEDLEY_REINTERPRET_CAST(T, expr) (reinterpret_cast(expr)) -#else - #define JSON_HEDLEY_REINTERPRET_CAST(T, expr) ((T) (expr)) -#endif - -#if defined(JSON_HEDLEY_STATIC_CAST) - #undef JSON_HEDLEY_STATIC_CAST -#endif -#if defined(__cplusplus) - #define JSON_HEDLEY_STATIC_CAST(T, expr) (static_cast(expr)) -#else - #define JSON_HEDLEY_STATIC_CAST(T, expr) ((T) (expr)) -#endif - -#if defined(JSON_HEDLEY_CPP_CAST) - #undef JSON_HEDLEY_CPP_CAST -#endif -#if defined(__cplusplus) -# if JSON_HEDLEY_HAS_WARNING("-Wold-style-cast") -# define JSON_HEDLEY_CPP_CAST(T, expr) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("clang diagnostic ignored \"-Wold-style-cast\"") \ - ((T) (expr)) \ - JSON_HEDLEY_DIAGNOSTIC_POP -# elif JSON_HEDLEY_IAR_VERSION_CHECK(8,3,0) -# define JSON_HEDLEY_CPP_CAST(T, expr) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("diag_suppress=Pe137") \ - JSON_HEDLEY_DIAGNOSTIC_POP \ -# else -# define JSON_HEDLEY_CPP_CAST(T, expr) ((T) (expr)) -# endif -#else -# define JSON_HEDLEY_CPP_CAST(T, expr) (expr) -#endif - -#if \ - (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ - defined(__clang__) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(18,4,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,7,0) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(2,0,1) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,1,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,0,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - JSON_HEDLEY_CRAY_VERSION_CHECK(5,0,0) || \ - JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,17) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(8,0,0) || \ - (JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) && defined(__C99_PRAGMA_OPERATOR)) - #define JSON_HEDLEY_PRAGMA(value) _Pragma(#value) -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) - #define JSON_HEDLEY_PRAGMA(value) __pragma(value) -#else - #define JSON_HEDLEY_PRAGMA(value) -#endif - -#if defined(JSON_HEDLEY_DIAGNOSTIC_PUSH) - #undef JSON_HEDLEY_DIAGNOSTIC_PUSH -#endif -#if defined(JSON_HEDLEY_DIAGNOSTIC_POP) - #undef JSON_HEDLEY_DIAGNOSTIC_POP -#endif -#if defined(__clang__) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("clang diagnostic push") - #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("clang diagnostic pop") -#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)") - #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)") -#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("GCC diagnostic push") - #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("GCC diagnostic pop") -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH __pragma(warning(push)) - #define JSON_HEDLEY_DIAGNOSTIC_POP __pragma(warning(pop)) -#elif JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("push") - #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("pop") -#elif \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,4,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,1,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("diag_push") - #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("diag_pop") -#elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,90,0) - #define JSON_HEDLEY_DIAGNOSTIC_PUSH _Pragma("warning(push)") - #define JSON_HEDLEY_DIAGNOSTIC_POP _Pragma("warning(pop)") -#else - #define JSON_HEDLEY_DIAGNOSTIC_PUSH - #define JSON_HEDLEY_DIAGNOSTIC_POP -#endif - -#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED) - #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wdeprecated-declarations") - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("clang diagnostic ignored \"-Wdeprecated-declarations\"") -#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warning(disable:1478 1786)") -#elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1215,1444") -#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED __pragma(warning(disable:4996)) -#elif \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress 1291,1718") -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && !defined(__cplusplus) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,E_DEPRECATED_ATT,E_DEPRECATED_ATT_MESS)") -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) && defined(__cplusplus) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("error_messages(off,symdeprecated,symdeprecated2)") -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("diag_suppress=Pe1444,Pe1215") -#elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,90,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED _Pragma("warn(disable:2241)") -#else - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED -#endif - -#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS) - #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas") - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("clang diagnostic ignored \"-Wunknown-pragmas\"") -#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("warning(disable:161)") -#elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 1675") -#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("GCC diagnostic ignored \"-Wunknown-pragmas\"") -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS __pragma(warning(disable:4068)) -#elif \ - JSON_HEDLEY_TI_VERSION_CHECK(16,9,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") -#elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress 163") -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS _Pragma("diag_suppress=Pe161") -#else - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS -#endif - -#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES) - #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wunknown-attributes") - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("clang diagnostic ignored \"-Wunknown-attributes\"") -#elif JSON_HEDLEY_GCC_VERSION_CHECK(4,6,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"") -#elif JSON_HEDLEY_INTEL_VERSION_CHECK(17,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("warning(disable:1292)") -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(19,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES __pragma(warning(disable:5030)) -#elif JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1097") -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("error_messages(off,attrskipunsup)") -#elif \ - JSON_HEDLEY_TI_VERSION_CHECK(18,1,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress 1173") -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES _Pragma("diag_suppress=Pe1097") -#else - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES -#endif - -#if defined(JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL) - #undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wcast-qual") - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("clang diagnostic ignored \"-Wcast-qual\"") -#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("warning(disable:2203 2331)") -#elif JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL _Pragma("GCC diagnostic ignored \"-Wcast-qual\"") -#else - #define JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL -#endif - -#if defined(JSON_HEDLEY_DEPRECATED) - #undef JSON_HEDLEY_DEPRECATED -#endif -#if defined(JSON_HEDLEY_DEPRECATED_FOR) - #undef JSON_HEDLEY_DEPRECATED_FOR -#endif -#if JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) - #define JSON_HEDLEY_DEPRECATED(since) __declspec(deprecated("Since " # since)) - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated("Since " #since "; use " #replacement)) -#elif defined(__cplusplus) && (__cplusplus >= 201402L) - #define JSON_HEDLEY_DEPRECATED(since) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since)]]) - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[deprecated("Since " #since "; use " #replacement)]]) -#elif \ - JSON_HEDLEY_HAS_EXTENSION(attribute_deprecated_with_message) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,13,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(18,1,0) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(18,1,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,3,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,3,0) - #define JSON_HEDLEY_DEPRECATED(since) __attribute__((__deprecated__("Since " #since))) - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__("Since " #since "; use " #replacement))) -#elif \ - JSON_HEDLEY_HAS_ATTRIBUTE(deprecated) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_DEPRECATED(since) __attribute__((__deprecated__)) - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __attribute__((__deprecated__)) -#elif \ - JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ - JSON_HEDLEY_PELLES_VERSION_CHECK(6,50,0) - #define JSON_HEDLEY_DEPRECATED(since) __declspec(deprecated) - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) __declspec(deprecated) -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_DEPRECATED(since) _Pragma("deprecated") - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) _Pragma("deprecated") -#else - #define JSON_HEDLEY_DEPRECATED(since) - #define JSON_HEDLEY_DEPRECATED_FOR(since, replacement) -#endif - -#if defined(JSON_HEDLEY_UNAVAILABLE) - #undef JSON_HEDLEY_UNAVAILABLE -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(warning) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,3,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_UNAVAILABLE(available_since) __attribute__((__warning__("Not available until " #available_since))) -#else - #define JSON_HEDLEY_UNAVAILABLE(available_since) -#endif - -#if defined(JSON_HEDLEY_WARN_UNUSED_RESULT) - #undef JSON_HEDLEY_WARN_UNUSED_RESULT -#endif -#if defined(JSON_HEDLEY_WARN_UNUSED_RESULT_MSG) - #undef JSON_HEDLEY_WARN_UNUSED_RESULT_MSG -#endif -#if (JSON_HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard) >= 201907L) - #define JSON_HEDLEY_WARN_UNUSED_RESULT JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) - #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard(msg)]]) -#elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE(nodiscard) - #define JSON_HEDLEY_WARN_UNUSED_RESULT JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) - #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[nodiscard]]) -#elif \ - JSON_HEDLEY_HAS_ATTRIBUTE(warn_unused_result) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) - #define JSON_HEDLEY_WARN_UNUSED_RESULT __attribute__((__warn_unused_result__)) - #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) __attribute__((__warn_unused_result__)) -#elif defined(_Check_return_) /* SAL */ - #define JSON_HEDLEY_WARN_UNUSED_RESULT _Check_return_ - #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) _Check_return_ -#else - #define JSON_HEDLEY_WARN_UNUSED_RESULT - #define JSON_HEDLEY_WARN_UNUSED_RESULT_MSG(msg) -#endif - -#if defined(JSON_HEDLEY_SENTINEL) - #undef JSON_HEDLEY_SENTINEL -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(sentinel) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(5,4,0) - #define JSON_HEDLEY_SENTINEL(position) __attribute__((__sentinel__(position))) -#else - #define JSON_HEDLEY_SENTINEL(position) -#endif - -#if defined(JSON_HEDLEY_NO_RETURN) - #undef JSON_HEDLEY_NO_RETURN -#endif -#if JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_NO_RETURN __noreturn -#elif JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_NO_RETURN __attribute__((__noreturn__)) -#elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L - #define JSON_HEDLEY_NO_RETURN _Noreturn -#elif defined(__cplusplus) && (__cplusplus >= 201103L) - #define JSON_HEDLEY_NO_RETURN JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[noreturn]]) -#elif \ - JSON_HEDLEY_HAS_ATTRIBUTE(noreturn) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,2,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_NO_RETURN __attribute__((__noreturn__)) -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) - #define JSON_HEDLEY_NO_RETURN _Pragma("does_not_return") -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) - #define JSON_HEDLEY_NO_RETURN __declspec(noreturn) -#elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) - #define JSON_HEDLEY_NO_RETURN _Pragma("FUNC_NEVER_RETURNS;") -#elif JSON_HEDLEY_COMPCERT_VERSION_CHECK(3,2,0) - #define JSON_HEDLEY_NO_RETURN __attribute((noreturn)) -#elif JSON_HEDLEY_PELLES_VERSION_CHECK(9,0,0) - #define JSON_HEDLEY_NO_RETURN __declspec(noreturn) -#else - #define JSON_HEDLEY_NO_RETURN -#endif - -#if defined(JSON_HEDLEY_NO_ESCAPE) - #undef JSON_HEDLEY_NO_ESCAPE -#endif -#if JSON_HEDLEY_HAS_ATTRIBUTE(noescape) - #define JSON_HEDLEY_NO_ESCAPE __attribute__((__noescape__)) -#else - #define JSON_HEDLEY_NO_ESCAPE -#endif - -#if defined(JSON_HEDLEY_UNREACHABLE) - #undef JSON_HEDLEY_UNREACHABLE -#endif -#if defined(JSON_HEDLEY_UNREACHABLE_RETURN) - #undef JSON_HEDLEY_UNREACHABLE_RETURN -#endif -#if defined(JSON_HEDLEY_ASSUME) - #undef JSON_HEDLEY_ASSUME -#endif -#if \ - JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_ASSUME(expr) __assume(expr) -#elif JSON_HEDLEY_HAS_BUILTIN(__builtin_assume) - #define JSON_HEDLEY_ASSUME(expr) __builtin_assume(expr) -#elif \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) - #if defined(__cplusplus) - #define JSON_HEDLEY_ASSUME(expr) std::_nassert(expr) - #else - #define JSON_HEDLEY_ASSUME(expr) _nassert(expr) - #endif -#endif -#if \ - (JSON_HEDLEY_HAS_BUILTIN(__builtin_unreachable) && (!defined(JSON_HEDLEY_ARM_VERSION))) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,5,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(18,10,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(13,1,5) - #define JSON_HEDLEY_UNREACHABLE() __builtin_unreachable() -#elif defined(JSON_HEDLEY_ASSUME) - #define JSON_HEDLEY_UNREACHABLE() JSON_HEDLEY_ASSUME(0) -#endif -#if !defined(JSON_HEDLEY_ASSUME) - #if defined(JSON_HEDLEY_UNREACHABLE) - #define JSON_HEDLEY_ASSUME(expr) JSON_HEDLEY_STATIC_CAST(void, ((expr) ? 1 : (JSON_HEDLEY_UNREACHABLE(), 1))) - #else - #define JSON_HEDLEY_ASSUME(expr) JSON_HEDLEY_STATIC_CAST(void, expr) - #endif -#endif -#if defined(JSON_HEDLEY_UNREACHABLE) - #if \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) - #define JSON_HEDLEY_UNREACHABLE_RETURN(value) return (JSON_HEDLEY_STATIC_CAST(void, JSON_HEDLEY_ASSUME(0)), (value)) - #else - #define JSON_HEDLEY_UNREACHABLE_RETURN(value) JSON_HEDLEY_UNREACHABLE() - #endif -#else - #define JSON_HEDLEY_UNREACHABLE_RETURN(value) return (value) -#endif -#if !defined(JSON_HEDLEY_UNREACHABLE) - #define JSON_HEDLEY_UNREACHABLE() JSON_HEDLEY_ASSUME(0) -#endif - -JSON_HEDLEY_DIAGNOSTIC_PUSH -#if JSON_HEDLEY_HAS_WARNING("-Wpedantic") - #pragma clang diagnostic ignored "-Wpedantic" -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wc++98-compat-pedantic") && defined(__cplusplus) - #pragma clang diagnostic ignored "-Wc++98-compat-pedantic" -#endif -#if JSON_HEDLEY_GCC_HAS_WARNING("-Wvariadic-macros",4,0,0) - #if defined(__clang__) - #pragma clang diagnostic ignored "-Wvariadic-macros" - #elif defined(JSON_HEDLEY_GCC_VERSION) - #pragma GCC diagnostic ignored "-Wvariadic-macros" - #endif -#endif -#if defined(JSON_HEDLEY_NON_NULL) - #undef JSON_HEDLEY_NON_NULL -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(nonnull) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) - #define JSON_HEDLEY_NON_NULL(...) __attribute__((__nonnull__(__VA_ARGS__))) -#else - #define JSON_HEDLEY_NON_NULL(...) -#endif -JSON_HEDLEY_DIAGNOSTIC_POP - -#if defined(JSON_HEDLEY_PRINTF_FORMAT) - #undef JSON_HEDLEY_PRINTF_FORMAT -#endif -#if defined(__MINGW32__) && JSON_HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && !defined(__USE_MINGW_ANSI_STDIO) - #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(ms_printf, string_idx, first_to_check))) -#elif defined(__MINGW32__) && JSON_HEDLEY_GCC_HAS_ATTRIBUTE(format,4,4,0) && defined(__USE_MINGW_ANSI_STDIO) - #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(gnu_printf, string_idx, first_to_check))) -#elif \ - JSON_HEDLEY_HAS_ATTRIBUTE(format) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(5,6,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __attribute__((__format__(__printf__, string_idx, first_to_check))) -#elif JSON_HEDLEY_PELLES_VERSION_CHECK(6,0,0) - #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) __declspec(vaformat(printf,string_idx,first_to_check)) -#else - #define JSON_HEDLEY_PRINTF_FORMAT(string_idx,first_to_check) -#endif - -#if defined(JSON_HEDLEY_CONSTEXPR) - #undef JSON_HEDLEY_CONSTEXPR -#endif -#if defined(__cplusplus) - #if __cplusplus >= 201103L - #define JSON_HEDLEY_CONSTEXPR JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(constexpr) - #endif -#endif -#if !defined(JSON_HEDLEY_CONSTEXPR) - #define JSON_HEDLEY_CONSTEXPR -#endif - -#if defined(JSON_HEDLEY_PREDICT) - #undef JSON_HEDLEY_PREDICT -#endif -#if defined(JSON_HEDLEY_LIKELY) - #undef JSON_HEDLEY_LIKELY -#endif -#if defined(JSON_HEDLEY_UNLIKELY) - #undef JSON_HEDLEY_UNLIKELY -#endif -#if defined(JSON_HEDLEY_UNPREDICTABLE) - #undef JSON_HEDLEY_UNPREDICTABLE -#endif -#if JSON_HEDLEY_HAS_BUILTIN(__builtin_unpredictable) - #define JSON_HEDLEY_UNPREDICTABLE(expr) __builtin_unpredictable((expr)) -#endif -#if \ - JSON_HEDLEY_HAS_BUILTIN(__builtin_expect_with_probability) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(9,0,0) -# define JSON_HEDLEY_PREDICT(expr, value, probability) __builtin_expect_with_probability( (expr), (value), (probability)) -# define JSON_HEDLEY_PREDICT_TRUE(expr, probability) __builtin_expect_with_probability(!!(expr), 1 , (probability)) -# define JSON_HEDLEY_PREDICT_FALSE(expr, probability) __builtin_expect_with_probability(!!(expr), 0 , (probability)) -# define JSON_HEDLEY_LIKELY(expr) __builtin_expect (!!(expr), 1 ) -# define JSON_HEDLEY_UNLIKELY(expr) __builtin_expect (!!(expr), 0 ) -#elif \ - JSON_HEDLEY_HAS_BUILTIN(__builtin_expect) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,15,0) && defined(__cplusplus)) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,7,0) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(3,1,0) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,1,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,27) || \ - JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) -# define JSON_HEDLEY_PREDICT(expr, expected, probability) \ - (((probability) >= 0.9) ? __builtin_expect((expr), (expected)) : (JSON_HEDLEY_STATIC_CAST(void, expected), (expr))) -# define JSON_HEDLEY_PREDICT_TRUE(expr, probability) \ - (__extension__ ({ \ - double hedley_probability_ = (probability); \ - ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 1) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 0) : !!(expr))); \ - })) -# define JSON_HEDLEY_PREDICT_FALSE(expr, probability) \ - (__extension__ ({ \ - double hedley_probability_ = (probability); \ - ((hedley_probability_ >= 0.9) ? __builtin_expect(!!(expr), 0) : ((hedley_probability_ <= 0.1) ? __builtin_expect(!!(expr), 1) : !!(expr))); \ - })) -# define JSON_HEDLEY_LIKELY(expr) __builtin_expect(!!(expr), 1) -# define JSON_HEDLEY_UNLIKELY(expr) __builtin_expect(!!(expr), 0) -#else -# define JSON_HEDLEY_PREDICT(expr, expected, probability) (JSON_HEDLEY_STATIC_CAST(void, expected), (expr)) -# define JSON_HEDLEY_PREDICT_TRUE(expr, probability) (!!(expr)) -# define JSON_HEDLEY_PREDICT_FALSE(expr, probability) (!!(expr)) -# define JSON_HEDLEY_LIKELY(expr) (!!(expr)) -# define JSON_HEDLEY_UNLIKELY(expr) (!!(expr)) -#endif -#if !defined(JSON_HEDLEY_UNPREDICTABLE) - #define JSON_HEDLEY_UNPREDICTABLE(expr) JSON_HEDLEY_PREDICT(expr, 1, 0.5) -#endif - -#if defined(JSON_HEDLEY_MALLOC) - #undef JSON_HEDLEY_MALLOC -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(malloc) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(12,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_MALLOC __attribute__((__malloc__)) -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) - #define JSON_HEDLEY_MALLOC _Pragma("returns_new_memory") -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(14, 0, 0) - #define JSON_HEDLEY_MALLOC __declspec(restrict) -#else - #define JSON_HEDLEY_MALLOC -#endif - -#if defined(JSON_HEDLEY_PURE) - #undef JSON_HEDLEY_PURE -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(pure) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(2,96,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) -# define JSON_HEDLEY_PURE __attribute__((__pure__)) -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) -# define JSON_HEDLEY_PURE _Pragma("does_not_write_global_data") -#elif defined(__cplusplus) && \ - ( \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(2,0,1) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(4,0,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) \ - ) -# define JSON_HEDLEY_PURE _Pragma("FUNC_IS_PURE;") -#else -# define JSON_HEDLEY_PURE -#endif - -#if defined(JSON_HEDLEY_CONST) - #undef JSON_HEDLEY_CONST -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(const) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(2,5,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) - #define JSON_HEDLEY_CONST __attribute__((__const__)) -#elif \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) - #define JSON_HEDLEY_CONST _Pragma("no_side_effect") -#else - #define JSON_HEDLEY_CONST JSON_HEDLEY_PURE -#endif - -#if defined(JSON_HEDLEY_RESTRICT) - #undef JSON_HEDLEY_RESTRICT -#endif -#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && !defined(__cplusplus) - #define JSON_HEDLEY_RESTRICT restrict -#elif \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,1,0) || \ - JSON_HEDLEY_MSVC_VERSION_CHECK(14,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(17,10,0) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,4) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,1,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,14,0) && defined(__cplusplus)) || \ - JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) || \ - defined(__clang__) - #define JSON_HEDLEY_RESTRICT __restrict -#elif JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,3,0) && !defined(__cplusplus) - #define JSON_HEDLEY_RESTRICT _Restrict -#else - #define JSON_HEDLEY_RESTRICT -#endif - -#if defined(JSON_HEDLEY_INLINE) - #undef JSON_HEDLEY_INLINE -#endif -#if \ - (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)) || \ - (defined(__cplusplus) && (__cplusplus >= 199711L)) - #define JSON_HEDLEY_INLINE inline -#elif \ - defined(JSON_HEDLEY_GCC_VERSION) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(6,2,0) - #define JSON_HEDLEY_INLINE __inline__ -#elif \ - JSON_HEDLEY_MSVC_VERSION_CHECK(12,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,1,0) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(3,1,0) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,2,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(8,0,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_INLINE __inline -#else - #define JSON_HEDLEY_INLINE -#endif - -#if defined(JSON_HEDLEY_ALWAYS_INLINE) - #undef JSON_HEDLEY_ALWAYS_INLINE -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(always_inline) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) -# define JSON_HEDLEY_ALWAYS_INLINE __attribute__((__always_inline__)) JSON_HEDLEY_INLINE -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(12,0,0) -# define JSON_HEDLEY_ALWAYS_INLINE __forceinline -#elif defined(__cplusplus) && \ - ( \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) \ - ) -# define JSON_HEDLEY_ALWAYS_INLINE _Pragma("FUNC_ALWAYS_INLINE;") -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) -# define JSON_HEDLEY_ALWAYS_INLINE _Pragma("inline=forced") -#else -# define JSON_HEDLEY_ALWAYS_INLINE JSON_HEDLEY_INLINE -#endif - -#if defined(JSON_HEDLEY_NEVER_INLINE) - #undef JSON_HEDLEY_NEVER_INLINE -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(noinline) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(10,1,0) || \ - JSON_HEDLEY_TI_VERSION_CHECK(15,12,0) || \ - (JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(4,8,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_ARMCL_VERSION_CHECK(5,2,0) || \ - (JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL2000_VERSION_CHECK(6,4,0) || \ - (JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,0,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(4,3,0) || \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) || \ - JSON_HEDLEY_TI_CL7X_VERSION_CHECK(1,2,0) || \ - JSON_HEDLEY_TI_CLPRU_VERSION_CHECK(2,1,0) - #define JSON_HEDLEY_NEVER_INLINE __attribute__((__noinline__)) -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(13,10,0) - #define JSON_HEDLEY_NEVER_INLINE __declspec(noinline) -#elif JSON_HEDLEY_PGI_VERSION_CHECK(10,2,0) - #define JSON_HEDLEY_NEVER_INLINE _Pragma("noinline") -#elif JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,0,0) && defined(__cplusplus) - #define JSON_HEDLEY_NEVER_INLINE _Pragma("FUNC_CANNOT_INLINE;") -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) - #define JSON_HEDLEY_NEVER_INLINE _Pragma("inline=never") -#elif JSON_HEDLEY_COMPCERT_VERSION_CHECK(3,2,0) - #define JSON_HEDLEY_NEVER_INLINE __attribute((noinline)) -#elif JSON_HEDLEY_PELLES_VERSION_CHECK(9,0,0) - #define JSON_HEDLEY_NEVER_INLINE __declspec(noinline) -#else - #define JSON_HEDLEY_NEVER_INLINE -#endif - -#if defined(JSON_HEDLEY_PRIVATE) - #undef JSON_HEDLEY_PRIVATE -#endif -#if defined(JSON_HEDLEY_PUBLIC) - #undef JSON_HEDLEY_PUBLIC -#endif -#if defined(JSON_HEDLEY_IMPORT) - #undef JSON_HEDLEY_IMPORT -#endif -#if defined(_WIN32) || defined(__CYGWIN__) -# define JSON_HEDLEY_PRIVATE -# define JSON_HEDLEY_PUBLIC __declspec(dllexport) -# define JSON_HEDLEY_IMPORT __declspec(dllimport) -#else -# if \ - JSON_HEDLEY_HAS_ATTRIBUTE(visibility) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ - JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,11,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ - ( \ - defined(__TI_EABI__) && \ - ( \ - (JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,2,0) && defined(__TI_GNU_ATTRIBUTE_SUPPORT__)) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(7,5,0) \ - ) \ - ) -# define JSON_HEDLEY_PRIVATE __attribute__((__visibility__("hidden"))) -# define JSON_HEDLEY_PUBLIC __attribute__((__visibility__("default"))) -# else -# define JSON_HEDLEY_PRIVATE -# define JSON_HEDLEY_PUBLIC -# endif -# define JSON_HEDLEY_IMPORT extern -#endif - -#if defined(JSON_HEDLEY_NO_THROW) - #undef JSON_HEDLEY_NO_THROW -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(nothrow) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,3,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) - #define JSON_HEDLEY_NO_THROW __attribute__((__nothrow__)) -#elif \ - JSON_HEDLEY_MSVC_VERSION_CHECK(13,1,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) - #define JSON_HEDLEY_NO_THROW __declspec(nothrow) -#else - #define JSON_HEDLEY_NO_THROW -#endif - -#if defined(JSON_HEDLEY_FALL_THROUGH) - #undef JSON_HEDLEY_FALL_THROUGH -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(fallthrough) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(7,0,0) - #define JSON_HEDLEY_FALL_THROUGH __attribute__((__fallthrough__)) -#elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS(clang,fallthrough) - #define JSON_HEDLEY_FALL_THROUGH JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[clang::fallthrough]]) -#elif JSON_HEDLEY_HAS_CPP_ATTRIBUTE(fallthrough) - #define JSON_HEDLEY_FALL_THROUGH JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_([[fallthrough]]) -#elif defined(__fallthrough) /* SAL */ - #define JSON_HEDLEY_FALL_THROUGH __fallthrough -#else - #define JSON_HEDLEY_FALL_THROUGH -#endif - -#if defined(JSON_HEDLEY_RETURNS_NON_NULL) - #undef JSON_HEDLEY_RETURNS_NON_NULL -#endif -#if \ - JSON_HEDLEY_HAS_ATTRIBUTE(returns_nonnull) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,9,0) - #define JSON_HEDLEY_RETURNS_NON_NULL __attribute__((__returns_nonnull__)) -#elif defined(_Ret_notnull_) /* SAL */ - #define JSON_HEDLEY_RETURNS_NON_NULL _Ret_notnull_ -#else - #define JSON_HEDLEY_RETURNS_NON_NULL -#endif - -#if defined(JSON_HEDLEY_ARRAY_PARAM) - #undef JSON_HEDLEY_ARRAY_PARAM -#endif -#if \ - defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) && \ - !defined(__STDC_NO_VLA__) && \ - !defined(__cplusplus) && \ - !defined(JSON_HEDLEY_PGI_VERSION) && \ - !defined(JSON_HEDLEY_TINYC_VERSION) - #define JSON_HEDLEY_ARRAY_PARAM(name) (name) -#else - #define JSON_HEDLEY_ARRAY_PARAM(name) -#endif - -#if defined(JSON_HEDLEY_IS_CONSTANT) - #undef JSON_HEDLEY_IS_CONSTANT -#endif -#if defined(JSON_HEDLEY_REQUIRE_CONSTEXPR) - #undef JSON_HEDLEY_REQUIRE_CONSTEXPR -#endif -/* JSON_HEDLEY_IS_CONSTEXPR_ is for - HEDLEY INTERNAL USE ONLY. API subject to change without notice. */ -#if defined(JSON_HEDLEY_IS_CONSTEXPR_) - #undef JSON_HEDLEY_IS_CONSTEXPR_ -#endif -#if \ - JSON_HEDLEY_HAS_BUILTIN(__builtin_constant_p) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,19) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(4,1,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ - JSON_HEDLEY_TI_CL6X_VERSION_CHECK(6,1,0) || \ - (JSON_HEDLEY_SUNPRO_VERSION_CHECK(5,10,0) && !defined(__cplusplus)) || \ - JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) - #define JSON_HEDLEY_IS_CONSTANT(expr) __builtin_constant_p(expr) -#endif -#if !defined(__cplusplus) -# if \ - JSON_HEDLEY_HAS_BUILTIN(__builtin_types_compatible_p) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(3,4,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(13,1,0) || \ - JSON_HEDLEY_CRAY_VERSION_CHECK(8,1,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(5,4,0) || \ - JSON_HEDLEY_TINYC_VERSION_CHECK(0,9,24) -#if defined(__INTPTR_TYPE__) - #define JSON_HEDLEY_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0)), int*) -#else - #include - #define JSON_HEDLEY_IS_CONSTEXPR_(expr) __builtin_types_compatible_p(__typeof__((1 ? (void*) ((intptr_t) ((expr) * 0)) : (int*) 0)), int*) -#endif -# elif \ - ( \ - defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) && \ - !defined(JSON_HEDLEY_SUNPRO_VERSION) && \ - !defined(JSON_HEDLEY_PGI_VERSION) && \ - !defined(JSON_HEDLEY_IAR_VERSION)) || \ - JSON_HEDLEY_HAS_EXTENSION(c_generic_selections) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,9,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(17,0,0) || \ - JSON_HEDLEY_IBM_VERSION_CHECK(12,1,0) || \ - JSON_HEDLEY_ARM_VERSION_CHECK(5,3,0) -#if defined(__INTPTR_TYPE__) - #define JSON_HEDLEY_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((__INTPTR_TYPE__) ((expr) * 0)) : (int*) 0), int*: 1, void*: 0) -#else - #include - #define JSON_HEDLEY_IS_CONSTEXPR_(expr) _Generic((1 ? (void*) ((intptr_t) * 0) : (int*) 0), int*: 1, void*: 0) -#endif -# elif \ - defined(JSON_HEDLEY_GCC_VERSION) || \ - defined(JSON_HEDLEY_INTEL_VERSION) || \ - defined(JSON_HEDLEY_TINYC_VERSION) || \ - defined(JSON_HEDLEY_TI_ARMCL_VERSION) || \ - JSON_HEDLEY_TI_CL430_VERSION_CHECK(18,12,0) || \ - defined(JSON_HEDLEY_TI_CL2000_VERSION) || \ - defined(JSON_HEDLEY_TI_CL6X_VERSION) || \ - defined(JSON_HEDLEY_TI_CL7X_VERSION) || \ - defined(JSON_HEDLEY_TI_CLPRU_VERSION) || \ - defined(__clang__) -# define JSON_HEDLEY_IS_CONSTEXPR_(expr) ( \ - sizeof(void) != \ - sizeof(*( \ - 1 ? \ - ((void*) ((expr) * 0L) ) : \ -((struct { char v[sizeof(void) * 2]; } *) 1) \ - ) \ - ) \ - ) -# endif -#endif -#if defined(JSON_HEDLEY_IS_CONSTEXPR_) - #if !defined(JSON_HEDLEY_IS_CONSTANT) - #define JSON_HEDLEY_IS_CONSTANT(expr) JSON_HEDLEY_IS_CONSTEXPR_(expr) - #endif - #define JSON_HEDLEY_REQUIRE_CONSTEXPR(expr) (JSON_HEDLEY_IS_CONSTEXPR_(expr) ? (expr) : (-1)) -#else - #if !defined(JSON_HEDLEY_IS_CONSTANT) - #define JSON_HEDLEY_IS_CONSTANT(expr) (0) - #endif - #define JSON_HEDLEY_REQUIRE_CONSTEXPR(expr) (expr) -#endif - -#if defined(JSON_HEDLEY_BEGIN_C_DECLS) - #undef JSON_HEDLEY_BEGIN_C_DECLS -#endif -#if defined(JSON_HEDLEY_END_C_DECLS) - #undef JSON_HEDLEY_END_C_DECLS -#endif -#if defined(JSON_HEDLEY_C_DECL) - #undef JSON_HEDLEY_C_DECL -#endif -#if defined(__cplusplus) - #define JSON_HEDLEY_BEGIN_C_DECLS extern "C" { - #define JSON_HEDLEY_END_C_DECLS } - #define JSON_HEDLEY_C_DECL extern "C" -#else - #define JSON_HEDLEY_BEGIN_C_DECLS - #define JSON_HEDLEY_END_C_DECLS - #define JSON_HEDLEY_C_DECL -#endif - -#if defined(JSON_HEDLEY_STATIC_ASSERT) - #undef JSON_HEDLEY_STATIC_ASSERT -#endif -#if \ - !defined(__cplusplus) && ( \ - (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)) || \ - JSON_HEDLEY_HAS_FEATURE(c_static_assert) || \ - JSON_HEDLEY_GCC_VERSION_CHECK(6,0,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) || \ - defined(_Static_assert) \ - ) -# define JSON_HEDLEY_STATIC_ASSERT(expr, message) _Static_assert(expr, message) -#elif \ - (defined(__cplusplus) && (__cplusplus >= 201103L)) || \ - JSON_HEDLEY_MSVC_VERSION_CHECK(16,0,0) -# define JSON_HEDLEY_STATIC_ASSERT(expr, message) JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(static_assert(expr, message)) -#else -# define JSON_HEDLEY_STATIC_ASSERT(expr, message) -#endif - -#if defined(JSON_HEDLEY_NULL) - #undef JSON_HEDLEY_NULL -#endif -#if defined(__cplusplus) - #if __cplusplus >= 201103L - #define JSON_HEDLEY_NULL JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_(nullptr) - #elif defined(NULL) - #define JSON_HEDLEY_NULL NULL - #else - #define JSON_HEDLEY_NULL JSON_HEDLEY_STATIC_CAST(void*, 0) - #endif -#elif defined(NULL) - #define JSON_HEDLEY_NULL NULL -#else - #define JSON_HEDLEY_NULL ((void*) 0) -#endif - -#if defined(JSON_HEDLEY_MESSAGE) - #undef JSON_HEDLEY_MESSAGE -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas") -# define JSON_HEDLEY_MESSAGE(msg) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ - JSON_HEDLEY_PRAGMA(message msg) \ - JSON_HEDLEY_DIAGNOSTIC_POP -#elif \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,4,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) -# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message msg) -#elif JSON_HEDLEY_CRAY_VERSION_CHECK(5,0,0) -# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(_CRI message msg) -#elif JSON_HEDLEY_IAR_VERSION_CHECK(8,0,0) -# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message(msg)) -#elif JSON_HEDLEY_PELLES_VERSION_CHECK(2,0,0) -# define JSON_HEDLEY_MESSAGE(msg) JSON_HEDLEY_PRAGMA(message(msg)) -#else -# define JSON_HEDLEY_MESSAGE(msg) -#endif - -#if defined(JSON_HEDLEY_WARNING) - #undef JSON_HEDLEY_WARNING -#endif -#if JSON_HEDLEY_HAS_WARNING("-Wunknown-pragmas") -# define JSON_HEDLEY_WARNING(msg) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS \ - JSON_HEDLEY_PRAGMA(clang warning msg) \ - JSON_HEDLEY_DIAGNOSTIC_POP -#elif \ - JSON_HEDLEY_GCC_VERSION_CHECK(4,8,0) || \ - JSON_HEDLEY_PGI_VERSION_CHECK(18,4,0) || \ - JSON_HEDLEY_INTEL_VERSION_CHECK(13,0,0) -# define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_PRAGMA(GCC warning msg) -#elif JSON_HEDLEY_MSVC_VERSION_CHECK(15,0,0) -# define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_PRAGMA(message(msg)) -#else -# define JSON_HEDLEY_WARNING(msg) JSON_HEDLEY_MESSAGE(msg) -#endif - -#if defined(JSON_HEDLEY_REQUIRE) - #undef JSON_HEDLEY_REQUIRE -#endif -#if defined(JSON_HEDLEY_REQUIRE_MSG) - #undef JSON_HEDLEY_REQUIRE_MSG -#endif -#if JSON_HEDLEY_HAS_ATTRIBUTE(diagnose_if) -# if JSON_HEDLEY_HAS_WARNING("-Wgcc-compat") -# define JSON_HEDLEY_REQUIRE(expr) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ - __attribute__((diagnose_if(!(expr), #expr, "error"))) \ - JSON_HEDLEY_DIAGNOSTIC_POP -# define JSON_HEDLEY_REQUIRE_MSG(expr,msg) \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("clang diagnostic ignored \"-Wgcc-compat\"") \ - __attribute__((diagnose_if(!(expr), msg, "error"))) \ - JSON_HEDLEY_DIAGNOSTIC_POP -# else -# define JSON_HEDLEY_REQUIRE(expr) __attribute__((diagnose_if(!(expr), #expr, "error"))) -# define JSON_HEDLEY_REQUIRE_MSG(expr,msg) __attribute__((diagnose_if(!(expr), msg, "error"))) -# endif -#else -# define JSON_HEDLEY_REQUIRE(expr) -# define JSON_HEDLEY_REQUIRE_MSG(expr,msg) -#endif - -#if defined(JSON_HEDLEY_FLAGS) - #undef JSON_HEDLEY_FLAGS -#endif -#if JSON_HEDLEY_HAS_ATTRIBUTE(flag_enum) - #define JSON_HEDLEY_FLAGS __attribute__((__flag_enum__)) -#endif - -#if defined(JSON_HEDLEY_FLAGS_CAST) - #undef JSON_HEDLEY_FLAGS_CAST -#endif -#if JSON_HEDLEY_INTEL_VERSION_CHECK(19,0,0) -# define JSON_HEDLEY_FLAGS_CAST(T, expr) (__extension__ ({ \ - JSON_HEDLEY_DIAGNOSTIC_PUSH \ - _Pragma("warning(disable:188)") \ - ((T) (expr)); \ - JSON_HEDLEY_DIAGNOSTIC_POP \ - })) -#else -# define JSON_HEDLEY_FLAGS_CAST(T, expr) JSON_HEDLEY_STATIC_CAST(T, expr) -#endif - -#if defined(JSON_HEDLEY_EMPTY_BASES) - #undef JSON_HEDLEY_EMPTY_BASES -#endif -#if JSON_HEDLEY_MSVC_VERSION_CHECK(19,0,23918) && !JSON_HEDLEY_MSVC_VERSION_CHECK(20,0,0) - #define JSON_HEDLEY_EMPTY_BASES __declspec(empty_bases) -#else - #define JSON_HEDLEY_EMPTY_BASES -#endif - -/* Remaining macros are deprecated. */ - -#if defined(JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK) - #undef JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK -#endif -#if defined(__clang__) - #define JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) (0) -#else - #define JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK(major,minor,patch) JSON_HEDLEY_GCC_VERSION_CHECK(major,minor,patch) -#endif - -#if defined(JSON_HEDLEY_CLANG_HAS_ATTRIBUTE) - #undef JSON_HEDLEY_CLANG_HAS_ATTRIBUTE -#endif -#define JSON_HEDLEY_CLANG_HAS_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_ATTRIBUTE(attribute) - -#if defined(JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE) - #undef JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE -#endif -#define JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_CPP_ATTRIBUTE(attribute) - -#if defined(JSON_HEDLEY_CLANG_HAS_BUILTIN) - #undef JSON_HEDLEY_CLANG_HAS_BUILTIN -#endif -#define JSON_HEDLEY_CLANG_HAS_BUILTIN(builtin) JSON_HEDLEY_HAS_BUILTIN(builtin) - -#if defined(JSON_HEDLEY_CLANG_HAS_FEATURE) - #undef JSON_HEDLEY_CLANG_HAS_FEATURE -#endif -#define JSON_HEDLEY_CLANG_HAS_FEATURE(feature) JSON_HEDLEY_HAS_FEATURE(feature) - -#if defined(JSON_HEDLEY_CLANG_HAS_EXTENSION) - #undef JSON_HEDLEY_CLANG_HAS_EXTENSION -#endif -#define JSON_HEDLEY_CLANG_HAS_EXTENSION(extension) JSON_HEDLEY_HAS_EXTENSION(extension) - -#if defined(JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE) - #undef JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE -#endif -#define JSON_HEDLEY_CLANG_HAS_DECLSPEC_ATTRIBUTE(attribute) JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE(attribute) - -#if defined(JSON_HEDLEY_CLANG_HAS_WARNING) - #undef JSON_HEDLEY_CLANG_HAS_WARNING -#endif -#define JSON_HEDLEY_CLANG_HAS_WARNING(warning) JSON_HEDLEY_HAS_WARNING(warning) - -#endif /* !defined(JSON_HEDLEY_VERSION) || (JSON_HEDLEY_VERSION < X) */ - - -// This file contains all internal macro definitions -// You MUST include macro_unscope.hpp at the end of json.hpp to undef all of them - -// exclude unsupported compilers -#if !defined(JSON_SKIP_UNSUPPORTED_COMPILER_CHECK) - #if defined(__clang__) - #if (__clang_major__ * 10000 + __clang_minor__ * 100 + __clang_patchlevel__) < 30400 - #error "unsupported Clang version - see https://github.com/nlohmann/json#supported-compilers" - #endif - #elif defined(__GNUC__) && !(defined(__ICC) || defined(__INTEL_COMPILER)) - #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__) < 40800 - #error "unsupported GCC version - see https://github.com/nlohmann/json#supported-compilers" - #endif - #endif -#endif - -// C++ language standard detection -#if (defined(__cplusplus) && __cplusplus >= 202002L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 202002L) - #define JSON_HAS_CPP_20 - #define JSON_HAS_CPP_17 - #define JSON_HAS_CPP_14 -#elif (defined(__cplusplus) && __cplusplus >= 201703L) || (defined(_HAS_CXX17) && _HAS_CXX17 == 1) // fix for issue #464 - #define JSON_HAS_CPP_17 - #define JSON_HAS_CPP_14 -#elif (defined(__cplusplus) && __cplusplus >= 201402L) || (defined(_HAS_CXX14) && _HAS_CXX14 == 1) - #define JSON_HAS_CPP_14 -#endif - -// disable float-equal warnings on GCC/clang -#if defined(__clang__) || defined(__GNUC__) || defined(__GNUG__) - #pragma GCC diagnostic push - #pragma GCC diagnostic ignored "-Wfloat-equal" -#endif - -// disable documentation warnings on clang -#if defined(__clang__) - #pragma GCC diagnostic push - #pragma GCC diagnostic ignored "-Wdocumentation" -#endif - -// allow to disable exceptions -#if (defined(__cpp_exceptions) || defined(__EXCEPTIONS) || defined(_CPPUNWIND)) && !defined(JSON_NOEXCEPTION) - #define JSON_THROW(exception) throw exception - #define JSON_TRY try - #define JSON_CATCH(exception) catch(exception) - #define JSON_INTERNAL_CATCH(exception) catch(exception) -#else - #include - #define JSON_THROW(exception) std::abort() - #define JSON_TRY if(true) - #define JSON_CATCH(exception) if(false) - #define JSON_INTERNAL_CATCH(exception) if(false) -#endif - -// override exception macros -#if defined(JSON_THROW_USER) - #undef JSON_THROW - #define JSON_THROW JSON_THROW_USER -#endif -#if defined(JSON_TRY_USER) - #undef JSON_TRY - #define JSON_TRY JSON_TRY_USER -#endif -#if defined(JSON_CATCH_USER) - #undef JSON_CATCH - #define JSON_CATCH JSON_CATCH_USER - #undef JSON_INTERNAL_CATCH - #define JSON_INTERNAL_CATCH JSON_CATCH_USER -#endif -#if defined(JSON_INTERNAL_CATCH_USER) - #undef JSON_INTERNAL_CATCH - #define JSON_INTERNAL_CATCH JSON_INTERNAL_CATCH_USER -#endif - -// allow to override assert -#if !defined(JSON_ASSERT) - #include // assert - #define JSON_ASSERT(x) assert(x) -#endif - -/*! -@brief macro to briefly define a mapping between an enum and JSON -@def NLOHMANN_JSON_SERIALIZE_ENUM -@since version 3.4.0 -*/ -#define NLOHMANN_JSON_SERIALIZE_ENUM(ENUM_TYPE, ...) \ - template \ - inline void to_json(BasicJsonType& j, const ENUM_TYPE& e) \ - { \ - static_assert(std::is_enum::value, #ENUM_TYPE " must be an enum!"); \ - static const std::pair m[] = __VA_ARGS__; \ - auto it = std::find_if(std::begin(m), std::end(m), \ - [e](const std::pair& ej_pair) -> bool \ - { \ - return ej_pair.first == e; \ - }); \ - j = ((it != std::end(m)) ? it : std::begin(m))->second; \ - } \ - template \ - inline void from_json(const BasicJsonType& j, ENUM_TYPE& e) \ - { \ - static_assert(std::is_enum::value, #ENUM_TYPE " must be an enum!"); \ - static const std::pair m[] = __VA_ARGS__; \ - auto it = std::find_if(std::begin(m), std::end(m), \ - [&j](const std::pair& ej_pair) -> bool \ - { \ - return ej_pair.second == j; \ - }); \ - e = ((it != std::end(m)) ? it : std::begin(m))->first; \ - } - -// Ugly macros to avoid uglier copy-paste when specializing basic_json. They -// may be removed in the future once the class is split. - -#define NLOHMANN_BASIC_JSON_TPL_DECLARATION \ - template class ObjectType, \ - template class ArrayType, \ - class StringType, class BooleanType, class NumberIntegerType, \ - class NumberUnsignedType, class NumberFloatType, \ - template class AllocatorType, \ - template class JSONSerializer, \ - class BinaryType> - -#define NLOHMANN_BASIC_JSON_TPL \ - basic_json - -// Macros to simplify conversion from/to types - -#define NLOHMANN_JSON_EXPAND( x ) x -#define NLOHMANN_JSON_GET_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _13, _14, _15, _16, _17, _18, _19, _20, _21, _22, _23, _24, _25, _26, _27, _28, _29, _30, _31, _32, _33, _34, _35, _36, _37, _38, _39, _40, _41, _42, _43, _44, _45, _46, _47, _48, _49, _50, _51, _52, _53, _54, _55, _56, _57, _58, _59, _60, _61, _62, _63, _64, NAME,...) NAME -#define NLOHMANN_JSON_PASTE(...) NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_GET_MACRO(__VA_ARGS__, \ - NLOHMANN_JSON_PASTE64, \ - NLOHMANN_JSON_PASTE63, \ - NLOHMANN_JSON_PASTE62, \ - NLOHMANN_JSON_PASTE61, \ - NLOHMANN_JSON_PASTE60, \ - NLOHMANN_JSON_PASTE59, \ - NLOHMANN_JSON_PASTE58, \ - NLOHMANN_JSON_PASTE57, \ - NLOHMANN_JSON_PASTE56, \ - NLOHMANN_JSON_PASTE55, \ - NLOHMANN_JSON_PASTE54, \ - NLOHMANN_JSON_PASTE53, \ - NLOHMANN_JSON_PASTE52, \ - NLOHMANN_JSON_PASTE51, \ - NLOHMANN_JSON_PASTE50, \ - NLOHMANN_JSON_PASTE49, \ - NLOHMANN_JSON_PASTE48, \ - NLOHMANN_JSON_PASTE47, \ - NLOHMANN_JSON_PASTE46, \ - NLOHMANN_JSON_PASTE45, \ - NLOHMANN_JSON_PASTE44, \ - NLOHMANN_JSON_PASTE43, \ - NLOHMANN_JSON_PASTE42, \ - NLOHMANN_JSON_PASTE41, \ - NLOHMANN_JSON_PASTE40, \ - NLOHMANN_JSON_PASTE39, \ - NLOHMANN_JSON_PASTE38, \ - NLOHMANN_JSON_PASTE37, \ - NLOHMANN_JSON_PASTE36, \ - NLOHMANN_JSON_PASTE35, \ - NLOHMANN_JSON_PASTE34, \ - NLOHMANN_JSON_PASTE33, \ - NLOHMANN_JSON_PASTE32, \ - NLOHMANN_JSON_PASTE31, \ - NLOHMANN_JSON_PASTE30, \ - NLOHMANN_JSON_PASTE29, \ - NLOHMANN_JSON_PASTE28, \ - NLOHMANN_JSON_PASTE27, \ - NLOHMANN_JSON_PASTE26, \ - NLOHMANN_JSON_PASTE25, \ - NLOHMANN_JSON_PASTE24, \ - NLOHMANN_JSON_PASTE23, \ - NLOHMANN_JSON_PASTE22, \ - NLOHMANN_JSON_PASTE21, \ - NLOHMANN_JSON_PASTE20, \ - NLOHMANN_JSON_PASTE19, \ - NLOHMANN_JSON_PASTE18, \ - NLOHMANN_JSON_PASTE17, \ - NLOHMANN_JSON_PASTE16, \ - NLOHMANN_JSON_PASTE15, \ - NLOHMANN_JSON_PASTE14, \ - NLOHMANN_JSON_PASTE13, \ - NLOHMANN_JSON_PASTE12, \ - NLOHMANN_JSON_PASTE11, \ - NLOHMANN_JSON_PASTE10, \ - NLOHMANN_JSON_PASTE9, \ - NLOHMANN_JSON_PASTE8, \ - NLOHMANN_JSON_PASTE7, \ - NLOHMANN_JSON_PASTE6, \ - NLOHMANN_JSON_PASTE5, \ - NLOHMANN_JSON_PASTE4, \ - NLOHMANN_JSON_PASTE3, \ - NLOHMANN_JSON_PASTE2, \ - NLOHMANN_JSON_PASTE1)(__VA_ARGS__)) -#define NLOHMANN_JSON_PASTE2(func, v1) func(v1) -#define NLOHMANN_JSON_PASTE3(func, v1, v2) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE2(func, v2) -#define NLOHMANN_JSON_PASTE4(func, v1, v2, v3) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE3(func, v2, v3) -#define NLOHMANN_JSON_PASTE5(func, v1, v2, v3, v4) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE4(func, v2, v3, v4) -#define NLOHMANN_JSON_PASTE6(func, v1, v2, v3, v4, v5) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE5(func, v2, v3, v4, v5) -#define NLOHMANN_JSON_PASTE7(func, v1, v2, v3, v4, v5, v6) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE6(func, v2, v3, v4, v5, v6) -#define NLOHMANN_JSON_PASTE8(func, v1, v2, v3, v4, v5, v6, v7) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE7(func, v2, v3, v4, v5, v6, v7) -#define NLOHMANN_JSON_PASTE9(func, v1, v2, v3, v4, v5, v6, v7, v8) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE8(func, v2, v3, v4, v5, v6, v7, v8) -#define NLOHMANN_JSON_PASTE10(func, v1, v2, v3, v4, v5, v6, v7, v8, v9) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE9(func, v2, v3, v4, v5, v6, v7, v8, v9) -#define NLOHMANN_JSON_PASTE11(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE10(func, v2, v3, v4, v5, v6, v7, v8, v9, v10) -#define NLOHMANN_JSON_PASTE12(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE11(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11) -#define NLOHMANN_JSON_PASTE13(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE12(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12) -#define NLOHMANN_JSON_PASTE14(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE13(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13) -#define NLOHMANN_JSON_PASTE15(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE14(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14) -#define NLOHMANN_JSON_PASTE16(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE15(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15) -#define NLOHMANN_JSON_PASTE17(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE16(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16) -#define NLOHMANN_JSON_PASTE18(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE17(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17) -#define NLOHMANN_JSON_PASTE19(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE18(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18) -#define NLOHMANN_JSON_PASTE20(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE19(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19) -#define NLOHMANN_JSON_PASTE21(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE20(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20) -#define NLOHMANN_JSON_PASTE22(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE21(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21) -#define NLOHMANN_JSON_PASTE23(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE22(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22) -#define NLOHMANN_JSON_PASTE24(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE23(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23) -#define NLOHMANN_JSON_PASTE25(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE24(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24) -#define NLOHMANN_JSON_PASTE26(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE25(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25) -#define NLOHMANN_JSON_PASTE27(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE26(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26) -#define NLOHMANN_JSON_PASTE28(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE27(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27) -#define NLOHMANN_JSON_PASTE29(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE28(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28) -#define NLOHMANN_JSON_PASTE30(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE29(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29) -#define NLOHMANN_JSON_PASTE31(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE30(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30) -#define NLOHMANN_JSON_PASTE32(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE31(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31) -#define NLOHMANN_JSON_PASTE33(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE32(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32) -#define NLOHMANN_JSON_PASTE34(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE33(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33) -#define NLOHMANN_JSON_PASTE35(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE34(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34) -#define NLOHMANN_JSON_PASTE36(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE35(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35) -#define NLOHMANN_JSON_PASTE37(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE36(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36) -#define NLOHMANN_JSON_PASTE38(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE37(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37) -#define NLOHMANN_JSON_PASTE39(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE38(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38) -#define NLOHMANN_JSON_PASTE40(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE39(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39) -#define NLOHMANN_JSON_PASTE41(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE40(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40) -#define NLOHMANN_JSON_PASTE42(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE41(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41) -#define NLOHMANN_JSON_PASTE43(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE42(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42) -#define NLOHMANN_JSON_PASTE44(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE43(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43) -#define NLOHMANN_JSON_PASTE45(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE44(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44) -#define NLOHMANN_JSON_PASTE46(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE45(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45) -#define NLOHMANN_JSON_PASTE47(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE46(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46) -#define NLOHMANN_JSON_PASTE48(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE47(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47) -#define NLOHMANN_JSON_PASTE49(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE48(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48) -#define NLOHMANN_JSON_PASTE50(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE49(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49) -#define NLOHMANN_JSON_PASTE51(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE50(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50) -#define NLOHMANN_JSON_PASTE52(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE51(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51) -#define NLOHMANN_JSON_PASTE53(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE52(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52) -#define NLOHMANN_JSON_PASTE54(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE53(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53) -#define NLOHMANN_JSON_PASTE55(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE54(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54) -#define NLOHMANN_JSON_PASTE56(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE55(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55) -#define NLOHMANN_JSON_PASTE57(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE56(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56) -#define NLOHMANN_JSON_PASTE58(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE57(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57) -#define NLOHMANN_JSON_PASTE59(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE58(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58) -#define NLOHMANN_JSON_PASTE60(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE59(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59) -#define NLOHMANN_JSON_PASTE61(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE60(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60) -#define NLOHMANN_JSON_PASTE62(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE61(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61) -#define NLOHMANN_JSON_PASTE63(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE62(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62) -#define NLOHMANN_JSON_PASTE64(func, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62, v63) NLOHMANN_JSON_PASTE2(func, v1) NLOHMANN_JSON_PASTE63(func, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15, v16, v17, v18, v19, v20, v21, v22, v23, v24, v25, v26, v27, v28, v29, v30, v31, v32, v33, v34, v35, v36, v37, v38, v39, v40, v41, v42, v43, v44, v45, v46, v47, v48, v49, v50, v51, v52, v53, v54, v55, v56, v57, v58, v59, v60, v61, v62, v63) - -#define NLOHMANN_JSON_TO(v1) nlohmann_json_j[#v1] = nlohmann_json_t.v1; -#define NLOHMANN_JSON_FROM(v1) nlohmann_json_j.at(#v1).get_to(nlohmann_json_t.v1); - -/*! -@brief macro -@def NLOHMANN_DEFINE_TYPE_INTRUSIVE -@since version 3.9.0 -*/ -#define NLOHMANN_DEFINE_TYPE_INTRUSIVE(Type, ...) \ - friend void to_json(nlohmann::json& nlohmann_json_j, const Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_TO, __VA_ARGS__)) } \ - friend void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM, __VA_ARGS__)) } - -/*! -@brief macro -@def NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE -@since version 3.9.0 -*/ -#define NLOHMANN_DEFINE_TYPE_NON_INTRUSIVE(Type, ...) \ - inline void to_json(nlohmann::json& nlohmann_json_j, const Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_TO, __VA_ARGS__)) } \ - inline void from_json(const nlohmann::json& nlohmann_json_j, Type& nlohmann_json_t) { NLOHMANN_JSON_EXPAND(NLOHMANN_JSON_PASTE(NLOHMANN_JSON_FROM, __VA_ARGS__)) } - -#ifndef JSON_USE_IMPLICIT_CONVERSIONS - #define JSON_USE_IMPLICIT_CONVERSIONS 1 -#endif - -#if JSON_USE_IMPLICIT_CONVERSIONS - #define JSON_EXPLICIT -#else - #define JSON_EXPLICIT explicit -#endif - - -namespace nlohmann -{ -namespace detail -{ -//////////////// -// exceptions // -//////////////// - -/*! -@brief general exception of the @ref basic_json class - -This class is an extension of `std::exception` objects with a member @a id for -exception ids. It is used as the base class for all exceptions thrown by the -@ref basic_json class. This class can hence be used as "wildcard" to catch -exceptions. - -Subclasses: -- @ref parse_error for exceptions indicating a parse error -- @ref invalid_iterator for exceptions indicating errors with iterators -- @ref type_error for exceptions indicating executing a member function with - a wrong type -- @ref out_of_range for exceptions indicating access out of the defined range -- @ref other_error for exceptions indicating other library errors - -@internal -@note To have nothrow-copy-constructible exceptions, we internally use - `std::runtime_error` which can cope with arbitrary-length error messages. - Intermediate strings are built with static functions and then passed to - the actual constructor. -@endinternal - -@liveexample{The following code shows how arbitrary library exceptions can be -caught.,exception} - -@since version 3.0.0 -*/ -class exception : public std::exception -{ - public: - /// returns the explanatory string - JSON_HEDLEY_RETURNS_NON_NULL - const char* what() const noexcept override - { - return m.what(); - } - - /// the id of the exception - const int id; - - protected: - JSON_HEDLEY_NON_NULL(3) - exception(int id_, const char* what_arg) : id(id_), m(what_arg) {} - - static std::string name(const std::string& ename, int id_) - { - return "[json.exception." + ename + "." + std::to_string(id_) + "] "; - } - - private: - /// an exception object as storage for error messages - std::runtime_error m; -}; - -/*! -@brief exception indicating a parse error - -This exception is thrown by the library when a parse error occurs. Parse errors -can occur during the deserialization of JSON text, CBOR, MessagePack, as well -as when using JSON Patch. - -Member @a byte holds the byte index of the last read character in the input -file. - -Exceptions have ids 1xx. - -name / id | example message | description ------------------------------- | --------------- | ------------------------- -json.exception.parse_error.101 | parse error at 2: unexpected end of input; expected string literal | This error indicates a syntax error while deserializing a JSON text. The error message describes that an unexpected token (character) was encountered, and the member @a byte indicates the error position. -json.exception.parse_error.102 | parse error at 14: missing or wrong low surrogate | JSON uses the `\uxxxx` format to describe Unicode characters. Code points above above 0xFFFF are split into two `\uxxxx` entries ("surrogate pairs"). This error indicates that the surrogate pair is incomplete or contains an invalid code point. -json.exception.parse_error.103 | parse error: code points above 0x10FFFF are invalid | Unicode supports code points up to 0x10FFFF. Code points above 0x10FFFF are invalid. -json.exception.parse_error.104 | parse error: JSON patch must be an array of objects | [RFC 6902](https://tools.ietf.org/html/rfc6902) requires a JSON Patch document to be a JSON document that represents an array of objects. -json.exception.parse_error.105 | parse error: operation must have string member 'op' | An operation of a JSON Patch document must contain exactly one "op" member, whose value indicates the operation to perform. Its value must be one of "add", "remove", "replace", "move", "copy", or "test"; other values are errors. -json.exception.parse_error.106 | parse error: array index '01' must not begin with '0' | An array index in a JSON Pointer ([RFC 6901](https://tools.ietf.org/html/rfc6901)) may be `0` or any number without a leading `0`. -json.exception.parse_error.107 | parse error: JSON pointer must be empty or begin with '/' - was: 'foo' | A JSON Pointer must be a Unicode string containing a sequence of zero or more reference tokens, each prefixed by a `/` character. -json.exception.parse_error.108 | parse error: escape character '~' must be followed with '0' or '1' | In a JSON Pointer, only `~0` and `~1` are valid escape sequences. -json.exception.parse_error.109 | parse error: array index 'one' is not a number | A JSON Pointer array index must be a number. -json.exception.parse_error.110 | parse error at 1: cannot read 2 bytes from vector | When parsing CBOR or MessagePack, the byte vector ends before the complete value has been read. -json.exception.parse_error.112 | parse error at 1: error reading CBOR; last byte: 0xF8 | Not all types of CBOR or MessagePack are supported. This exception occurs if an unsupported byte was read. -json.exception.parse_error.113 | parse error at 2: expected a CBOR string; last byte: 0x98 | While parsing a map key, a value that is not a string has been read. -json.exception.parse_error.114 | parse error: Unsupported BSON record type 0x0F | The parsing of the corresponding BSON record type is not implemented (yet). -json.exception.parse_error.115 | parse error at byte 5: syntax error while parsing UBJSON high-precision number: invalid number text: 1A | A UBJSON high-precision number could not be parsed. - -@note For an input with n bytes, 1 is the index of the first character and n+1 - is the index of the terminating null byte or the end of file. This also - holds true when reading a byte vector (CBOR or MessagePack). - -@liveexample{The following code shows how a `parse_error` exception can be -caught.,parse_error} - -@sa - @ref exception for the base class of the library exceptions -@sa - @ref invalid_iterator for exceptions indicating errors with iterators -@sa - @ref type_error for exceptions indicating executing a member function with - a wrong type -@sa - @ref out_of_range for exceptions indicating access out of the defined range -@sa - @ref other_error for exceptions indicating other library errors - -@since version 3.0.0 -*/ -class parse_error : public exception -{ - public: - /*! - @brief create a parse error exception - @param[in] id_ the id of the exception - @param[in] pos the position where the error occurred (or with - chars_read_total=0 if the position cannot be - determined) - @param[in] what_arg the explanatory string - @return parse_error object - */ - static parse_error create(int id_, const position_t& pos, const std::string& what_arg) - { - std::string w = exception::name("parse_error", id_) + "parse error" + - position_string(pos) + ": " + what_arg; - return parse_error(id_, pos.chars_read_total, w.c_str()); - } - - static parse_error create(int id_, std::size_t byte_, const std::string& what_arg) - { - std::string w = exception::name("parse_error", id_) + "parse error" + - (byte_ != 0 ? (" at byte " + std::to_string(byte_)) : "") + - ": " + what_arg; - return parse_error(id_, byte_, w.c_str()); - } - - /*! - @brief byte index of the parse error - - The byte index of the last read character in the input file. - - @note For an input with n bytes, 1 is the index of the first character and - n+1 is the index of the terminating null byte or the end of file. - This also holds true when reading a byte vector (CBOR or MessagePack). - */ - const std::size_t byte; - - private: - parse_error(int id_, std::size_t byte_, const char* what_arg) - : exception(id_, what_arg), byte(byte_) {} - - static std::string position_string(const position_t& pos) - { - return " at line " + std::to_string(pos.lines_read + 1) + - ", column " + std::to_string(pos.chars_read_current_line); - } -}; - -/*! -@brief exception indicating errors with iterators - -This exception is thrown if iterators passed to a library function do not match -the expected semantics. - -Exceptions have ids 2xx. - -name / id | example message | description ------------------------------------ | --------------- | ------------------------- -json.exception.invalid_iterator.201 | iterators are not compatible | The iterators passed to constructor @ref basic_json(InputIT first, InputIT last) are not compatible, meaning they do not belong to the same container. Therefore, the range (@a first, @a last) is invalid. -json.exception.invalid_iterator.202 | iterator does not fit current value | In an erase or insert function, the passed iterator @a pos does not belong to the JSON value for which the function was called. It hence does not define a valid position for the deletion/insertion. -json.exception.invalid_iterator.203 | iterators do not fit current value | Either iterator passed to function @ref erase(IteratorType first, IteratorType last) does not belong to the JSON value from which values shall be erased. It hence does not define a valid range to delete values from. -json.exception.invalid_iterator.204 | iterators out of range | When an iterator range for a primitive type (number, boolean, or string) is passed to a constructor or an erase function, this range has to be exactly (@ref begin(), @ref end()), because this is the only way the single stored value is expressed. All other ranges are invalid. -json.exception.invalid_iterator.205 | iterator out of range | When an iterator for a primitive type (number, boolean, or string) is passed to an erase function, the iterator has to be the @ref begin() iterator, because it is the only way to address the stored value. All other iterators are invalid. -json.exception.invalid_iterator.206 | cannot construct with iterators from null | The iterators passed to constructor @ref basic_json(InputIT first, InputIT last) belong to a JSON null value and hence to not define a valid range. -json.exception.invalid_iterator.207 | cannot use key() for non-object iterators | The key() member function can only be used on iterators belonging to a JSON object, because other types do not have a concept of a key. -json.exception.invalid_iterator.208 | cannot use operator[] for object iterators | The operator[] to specify a concrete offset cannot be used on iterators belonging to a JSON object, because JSON objects are unordered. -json.exception.invalid_iterator.209 | cannot use offsets with object iterators | The offset operators (+, -, +=, -=) cannot be used on iterators belonging to a JSON object, because JSON objects are unordered. -json.exception.invalid_iterator.210 | iterators do not fit | The iterator range passed to the insert function are not compatible, meaning they do not belong to the same container. Therefore, the range (@a first, @a last) is invalid. -json.exception.invalid_iterator.211 | passed iterators may not belong to container | The iterator range passed to the insert function must not be a subrange of the container to insert to. -json.exception.invalid_iterator.212 | cannot compare iterators of different containers | When two iterators are compared, they must belong to the same container. -json.exception.invalid_iterator.213 | cannot compare order of object iterators | The order of object iterators cannot be compared, because JSON objects are unordered. -json.exception.invalid_iterator.214 | cannot get value | Cannot get value for iterator: Either the iterator belongs to a null value or it is an iterator to a primitive type (number, boolean, or string), but the iterator is different to @ref begin(). - -@liveexample{The following code shows how an `invalid_iterator` exception can be -caught.,invalid_iterator} - -@sa - @ref exception for the base class of the library exceptions -@sa - @ref parse_error for exceptions indicating a parse error -@sa - @ref type_error for exceptions indicating executing a member function with - a wrong type -@sa - @ref out_of_range for exceptions indicating access out of the defined range -@sa - @ref other_error for exceptions indicating other library errors - -@since version 3.0.0 -*/ -class invalid_iterator : public exception -{ - public: - static invalid_iterator create(int id_, const std::string& what_arg) - { - std::string w = exception::name("invalid_iterator", id_) + what_arg; - return invalid_iterator(id_, w.c_str()); - } - - private: - JSON_HEDLEY_NON_NULL(3) - invalid_iterator(int id_, const char* what_arg) - : exception(id_, what_arg) {} -}; - -/*! -@brief exception indicating executing a member function with a wrong type - -This exception is thrown in case of a type error; that is, a library function is -executed on a JSON value whose type does not match the expected semantics. - -Exceptions have ids 3xx. - -name / id | example message | description ------------------------------ | --------------- | ------------------------- -json.exception.type_error.301 | cannot create object from initializer list | To create an object from an initializer list, the initializer list must consist only of a list of pairs whose first element is a string. When this constraint is violated, an array is created instead. -json.exception.type_error.302 | type must be object, but is array | During implicit or explicit value conversion, the JSON type must be compatible to the target type. For instance, a JSON string can only be converted into string types, but not into numbers or boolean types. -json.exception.type_error.303 | incompatible ReferenceType for get_ref, actual type is object | To retrieve a reference to a value stored in a @ref basic_json object with @ref get_ref, the type of the reference must match the value type. For instance, for a JSON array, the @a ReferenceType must be @ref array_t &. -json.exception.type_error.304 | cannot use at() with string | The @ref at() member functions can only be executed for certain JSON types. -json.exception.type_error.305 | cannot use operator[] with string | The @ref operator[] member functions can only be executed for certain JSON types. -json.exception.type_error.306 | cannot use value() with string | The @ref value() member functions can only be executed for certain JSON types. -json.exception.type_error.307 | cannot use erase() with string | The @ref erase() member functions can only be executed for certain JSON types. -json.exception.type_error.308 | cannot use push_back() with string | The @ref push_back() and @ref operator+= member functions can only be executed for certain JSON types. -json.exception.type_error.309 | cannot use insert() with | The @ref insert() member functions can only be executed for certain JSON types. -json.exception.type_error.310 | cannot use swap() with number | The @ref swap() member functions can only be executed for certain JSON types. -json.exception.type_error.311 | cannot use emplace_back() with string | The @ref emplace_back() member function can only be executed for certain JSON types. -json.exception.type_error.312 | cannot use update() with string | The @ref update() member functions can only be executed for certain JSON types. -json.exception.type_error.313 | invalid value to unflatten | The @ref unflatten function converts an object whose keys are JSON Pointers back into an arbitrary nested JSON value. The JSON Pointers must not overlap, because then the resulting value would not be well defined. -json.exception.type_error.314 | only objects can be unflattened | The @ref unflatten function only works for an object whose keys are JSON Pointers. -json.exception.type_error.315 | values in object must be primitive | The @ref unflatten function only works for an object whose keys are JSON Pointers and whose values are primitive. -json.exception.type_error.316 | invalid UTF-8 byte at index 10: 0x7E | The @ref dump function only works with UTF-8 encoded strings; that is, if you assign a `std::string` to a JSON value, make sure it is UTF-8 encoded. | -json.exception.type_error.317 | JSON value cannot be serialized to requested format | The dynamic type of the object cannot be represented in the requested serialization format (e.g. a raw `true` or `null` JSON object cannot be serialized to BSON) | - -@liveexample{The following code shows how a `type_error` exception can be -caught.,type_error} - -@sa - @ref exception for the base class of the library exceptions -@sa - @ref parse_error for exceptions indicating a parse error -@sa - @ref invalid_iterator for exceptions indicating errors with iterators -@sa - @ref out_of_range for exceptions indicating access out of the defined range -@sa - @ref other_error for exceptions indicating other library errors - -@since version 3.0.0 -*/ -class type_error : public exception -{ - public: - static type_error create(int id_, const std::string& what_arg) - { - std::string w = exception::name("type_error", id_) + what_arg; - return type_error(id_, w.c_str()); - } - - private: - JSON_HEDLEY_NON_NULL(3) - type_error(int id_, const char* what_arg) : exception(id_, what_arg) {} -}; - -/*! -@brief exception indicating access out of the defined range - -This exception is thrown in case a library function is called on an input -parameter that exceeds the expected range, for instance in case of array -indices or nonexisting object keys. - -Exceptions have ids 4xx. - -name / id | example message | description -------------------------------- | --------------- | ------------------------- -json.exception.out_of_range.401 | array index 3 is out of range | The provided array index @a i is larger than @a size-1. -json.exception.out_of_range.402 | array index '-' (3) is out of range | The special array index `-` in a JSON Pointer never describes a valid element of the array, but the index past the end. That is, it can only be used to add elements at this position, but not to read it. -json.exception.out_of_range.403 | key 'foo' not found | The provided key was not found in the JSON object. -json.exception.out_of_range.404 | unresolved reference token 'foo' | A reference token in a JSON Pointer could not be resolved. -json.exception.out_of_range.405 | JSON pointer has no parent | The JSON Patch operations 'remove' and 'add' can not be applied to the root element of the JSON value. -json.exception.out_of_range.406 | number overflow parsing '10E1000' | A parsed number could not be stored as without changing it to NaN or INF. -json.exception.out_of_range.407 | number overflow serializing '9223372036854775808' | UBJSON and BSON only support integer numbers up to 9223372036854775807. (until version 3.8.0) | -json.exception.out_of_range.408 | excessive array size: 8658170730974374167 | The size (following `#`) of an UBJSON array or object exceeds the maximal capacity. | -json.exception.out_of_range.409 | BSON key cannot contain code point U+0000 (at byte 2) | Key identifiers to be serialized to BSON cannot contain code point U+0000, since the key is stored as zero-terminated c-string | - -@liveexample{The following code shows how an `out_of_range` exception can be -caught.,out_of_range} - -@sa - @ref exception for the base class of the library exceptions -@sa - @ref parse_error for exceptions indicating a parse error -@sa - @ref invalid_iterator for exceptions indicating errors with iterators -@sa - @ref type_error for exceptions indicating executing a member function with - a wrong type -@sa - @ref other_error for exceptions indicating other library errors - -@since version 3.0.0 -*/ -class out_of_range : public exception -{ - public: - static out_of_range create(int id_, const std::string& what_arg) - { - std::string w = exception::name("out_of_range", id_) + what_arg; - return out_of_range(id_, w.c_str()); - } - - private: - JSON_HEDLEY_NON_NULL(3) - out_of_range(int id_, const char* what_arg) : exception(id_, what_arg) {} -}; - -/*! -@brief exception indicating other library errors - -This exception is thrown in case of errors that cannot be classified with the -other exception types. - -Exceptions have ids 5xx. - -name / id | example message | description ------------------------------- | --------------- | ------------------------- -json.exception.other_error.501 | unsuccessful: {"op":"test","path":"/baz", "value":"bar"} | A JSON Patch operation 'test' failed. The unsuccessful operation is also printed. - -@sa - @ref exception for the base class of the library exceptions -@sa - @ref parse_error for exceptions indicating a parse error -@sa - @ref invalid_iterator for exceptions indicating errors with iterators -@sa - @ref type_error for exceptions indicating executing a member function with - a wrong type -@sa - @ref out_of_range for exceptions indicating access out of the defined range - -@liveexample{The following code shows how an `other_error` exception can be -caught.,other_error} - -@since version 3.0.0 -*/ -class other_error : public exception -{ - public: - static other_error create(int id_, const std::string& what_arg) - { - std::string w = exception::name("other_error", id_) + what_arg; - return other_error(id_, w.c_str()); - } - - private: - JSON_HEDLEY_NON_NULL(3) - other_error(int id_, const char* what_arg) : exception(id_, what_arg) {} -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - - -#include // size_t -#include // conditional, enable_if, false_type, integral_constant, is_constructible, is_integral, is_same, remove_cv, remove_reference, true_type - -namespace nlohmann -{ -namespace detail -{ -// alias templates to reduce boilerplate -template -using enable_if_t = typename std::enable_if::type; - -template -using uncvref_t = typename std::remove_cv::type>::type; - -// implementation of C++14 index_sequence and affiliates -// source: https://stackoverflow.com/a/32223343 -template -struct index_sequence -{ - using type = index_sequence; - using value_type = std::size_t; - static constexpr std::size_t size() noexcept - { - return sizeof...(Ints); - } -}; - -template -struct merge_and_renumber; - -template -struct merge_and_renumber, index_sequence> - : index_sequence < I1..., (sizeof...(I1) + I2)... > {}; - -template -struct make_index_sequence - : merge_and_renumber < typename make_index_sequence < N / 2 >::type, - typename make_index_sequence < N - N / 2 >::type > {}; - -template<> struct make_index_sequence<0> : index_sequence<> {}; -template<> struct make_index_sequence<1> : index_sequence<0> {}; - -template -using index_sequence_for = make_index_sequence; - -// dispatch utility (taken from ranges-v3) -template struct priority_tag : priority_tag < N - 1 > {}; -template<> struct priority_tag<0> {}; - -// taken from ranges-v3 -template -struct static_const -{ - static constexpr T value{}; -}; - -template -constexpr T static_const::value; -} // namespace detail -} // namespace nlohmann - -// #include - - -#include // numeric_limits -#include // false_type, is_constructible, is_integral, is_same, true_type -#include // declval - -// #include - - -#include // random_access_iterator_tag - -// #include - - -namespace nlohmann -{ -namespace detail -{ -template struct make_void -{ - using type = void; -}; -template using void_t = typename make_void::type; -} // namespace detail -} // namespace nlohmann - -// #include - - -namespace nlohmann -{ -namespace detail -{ -template -struct iterator_types {}; - -template -struct iterator_types < - It, - void_t> -{ - using difference_type = typename It::difference_type; - using value_type = typename It::value_type; - using pointer = typename It::pointer; - using reference = typename It::reference; - using iterator_category = typename It::iterator_category; -}; - -// This is required as some compilers implement std::iterator_traits in a way that -// doesn't work with SFINAE. See https://github.com/nlohmann/json/issues/1341. -template -struct iterator_traits -{ -}; - -template -struct iterator_traits < T, enable_if_t < !std::is_pointer::value >> - : iterator_types -{ -}; - -template -struct iterator_traits::value>> -{ - using iterator_category = std::random_access_iterator_tag; - using value_type = T; - using difference_type = ptrdiff_t; - using pointer = T*; - using reference = T&; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - -// #include - - -#include - -// #include - - -// https://en.cppreference.com/w/cpp/experimental/is_detected -namespace nlohmann -{ -namespace detail -{ -struct nonesuch -{ - nonesuch() = delete; - ~nonesuch() = delete; - nonesuch(nonesuch const&) = delete; - nonesuch(nonesuch const&&) = delete; - void operator=(nonesuch const&) = delete; - void operator=(nonesuch&&) = delete; -}; - -template class Op, - class... Args> -struct detector -{ - using value_t = std::false_type; - using type = Default; -}; - -template class Op, class... Args> -struct detector>, Op, Args...> -{ - using value_t = std::true_type; - using type = Op; -}; - -template class Op, class... Args> -using is_detected = typename detector::value_t; - -template class Op, class... Args> -using detected_t = typename detector::type; - -template class Op, class... Args> -using detected_or = detector; - -template class Op, class... Args> -using detected_or_t = typename detected_or::type; - -template class Op, class... Args> -using is_detected_exact = std::is_same>; - -template class Op, class... Args> -using is_detected_convertible = - std::is_convertible, To>; -} // namespace detail -} // namespace nlohmann - -// #include -#ifndef INCLUDE_NLOHMANN_JSON_FWD_HPP_ -#define INCLUDE_NLOHMANN_JSON_FWD_HPP_ - -#include // int64_t, uint64_t -#include // map -#include // allocator -#include // string -#include // vector - -/*! -@brief namespace for Niels Lohmann -@see https://github.com/nlohmann -@since version 1.0.0 -*/ -namespace nlohmann -{ -/*! -@brief default JSONSerializer template argument - -This serializer ignores the template arguments and uses ADL -([argument-dependent lookup](https://en.cppreference.com/w/cpp/language/adl)) -for serialization. -*/ -template -struct adl_serializer; - -template class ObjectType = - std::map, - template class ArrayType = std::vector, - class StringType = std::string, class BooleanType = bool, - class NumberIntegerType = std::int64_t, - class NumberUnsignedType = std::uint64_t, - class NumberFloatType = double, - template class AllocatorType = std::allocator, - template class JSONSerializer = - adl_serializer, - class BinaryType = std::vector> -class basic_json; - -/*! -@brief JSON Pointer - -A JSON pointer defines a string syntax for identifying a specific value -within a JSON document. It can be used with functions `at` and -`operator[]`. Furthermore, JSON pointers are the base for JSON patches. - -@sa [RFC 6901](https://tools.ietf.org/html/rfc6901) - -@since version 2.0.0 -*/ -template -class json_pointer; - -/*! -@brief default JSON class - -This type is the default specialization of the @ref basic_json class which -uses the standard template types. - -@since version 1.0.0 -*/ -using json = basic_json<>; - -template -struct ordered_map; - -/*! -@brief ordered JSON class - -This type preserves the insertion order of object keys. - -@since version 3.9.0 -*/ -using ordered_json = basic_json; - -} // namespace nlohmann - -#endif // INCLUDE_NLOHMANN_JSON_FWD_HPP_ - - -namespace nlohmann -{ -/*! -@brief detail namespace with internal helper functions - -This namespace collects functions that should not be exposed, -implementations of some @ref basic_json methods, and meta-programming helpers. - -@since version 2.1.0 -*/ -namespace detail -{ -///////////// -// helpers // -///////////// - -// Note to maintainers: -// -// Every trait in this file expects a non CV-qualified type. -// The only exceptions are in the 'aliases for detected' section -// (i.e. those of the form: decltype(T::member_function(std::declval()))) -// -// In this case, T has to be properly CV-qualified to constraint the function arguments -// (e.g. to_json(BasicJsonType&, const T&)) - -template struct is_basic_json : std::false_type {}; - -NLOHMANN_BASIC_JSON_TPL_DECLARATION -struct is_basic_json : std::true_type {}; - -////////////////////// -// json_ref helpers // -////////////////////// - -template -class json_ref; - -template -struct is_json_ref : std::false_type {}; - -template -struct is_json_ref> : std::true_type {}; - -////////////////////////// -// aliases for detected // -////////////////////////// - -template -using mapped_type_t = typename T::mapped_type; - -template -using key_type_t = typename T::key_type; - -template -using value_type_t = typename T::value_type; - -template -using difference_type_t = typename T::difference_type; - -template -using pointer_t = typename T::pointer; - -template -using reference_t = typename T::reference; - -template -using iterator_category_t = typename T::iterator_category; - -template -using iterator_t = typename T::iterator; - -template -using to_json_function = decltype(T::to_json(std::declval()...)); - -template -using from_json_function = decltype(T::from_json(std::declval()...)); - -template -using get_template_function = decltype(std::declval().template get()); - -// trait checking if JSONSerializer::from_json(json const&, udt&) exists -template -struct has_from_json : std::false_type {}; - -// trait checking if j.get is valid -// use this trait instead of std::is_constructible or std::is_convertible, -// both rely on, or make use of implicit conversions, and thus fail when T -// has several constructors/operator= (see https://github.com/nlohmann/json/issues/958) -template -struct is_getable -{ - static constexpr bool value = is_detected::value; -}; - -template -struct has_from_json < BasicJsonType, T, - enable_if_t < !is_basic_json::value >> -{ - using serializer = typename BasicJsonType::template json_serializer; - - static constexpr bool value = - is_detected_exact::value; -}; - -// This trait checks if JSONSerializer::from_json(json const&) exists -// this overload is used for non-default-constructible user-defined-types -template -struct has_non_default_from_json : std::false_type {}; - -template -struct has_non_default_from_json < BasicJsonType, T, enable_if_t < !is_basic_json::value >> -{ - using serializer = typename BasicJsonType::template json_serializer; - - static constexpr bool value = - is_detected_exact::value; -}; - -// This trait checks if BasicJsonType::json_serializer::to_json exists -// Do not evaluate the trait when T is a basic_json type, to avoid template instantiation infinite recursion. -template -struct has_to_json : std::false_type {}; - -template -struct has_to_json < BasicJsonType, T, enable_if_t < !is_basic_json::value >> -{ - using serializer = typename BasicJsonType::template json_serializer; - - static constexpr bool value = - is_detected_exact::value; -}; - - -/////////////////// -// is_ functions // -/////////////////// - -template -struct is_iterator_traits : std::false_type {}; - -template -struct is_iterator_traits> -{ - private: - using traits = iterator_traits; - - public: - static constexpr auto value = - is_detected::value && - is_detected::value && - is_detected::value && - is_detected::value && - is_detected::value; -}; - -// source: https://stackoverflow.com/a/37193089/4116453 - -template -struct is_complete_type : std::false_type {}; - -template -struct is_complete_type : std::true_type {}; - -template -struct is_compatible_object_type_impl : std::false_type {}; - -template -struct is_compatible_object_type_impl < - BasicJsonType, CompatibleObjectType, - enable_if_t < is_detected::value&& - is_detected::value >> -{ - - using object_t = typename BasicJsonType::object_t; - - // macOS's is_constructible does not play well with nonesuch... - static constexpr bool value = - std::is_constructible::value && - std::is_constructible::value; -}; - -template -struct is_compatible_object_type - : is_compatible_object_type_impl {}; - -template -struct is_constructible_object_type_impl : std::false_type {}; - -template -struct is_constructible_object_type_impl < - BasicJsonType, ConstructibleObjectType, - enable_if_t < is_detected::value&& - is_detected::value >> -{ - using object_t = typename BasicJsonType::object_t; - - static constexpr bool value = - (std::is_default_constructible::value && - (std::is_move_assignable::value || - std::is_copy_assignable::value) && - (std::is_constructible::value && - std::is_same < - typename object_t::mapped_type, - typename ConstructibleObjectType::mapped_type >::value)) || - (has_from_json::value || - has_non_default_from_json < - BasicJsonType, - typename ConstructibleObjectType::mapped_type >::value); -}; - -template -struct is_constructible_object_type - : is_constructible_object_type_impl {}; - -template -struct is_compatible_string_type_impl : std::false_type {}; - -template -struct is_compatible_string_type_impl < - BasicJsonType, CompatibleStringType, - enable_if_t::value >> -{ - static constexpr auto value = - std::is_constructible::value; -}; - -template -struct is_compatible_string_type - : is_compatible_string_type_impl {}; - -template -struct is_constructible_string_type_impl : std::false_type {}; - -template -struct is_constructible_string_type_impl < - BasicJsonType, ConstructibleStringType, - enable_if_t::value >> -{ - static constexpr auto value = - std::is_constructible::value; -}; - -template -struct is_constructible_string_type - : is_constructible_string_type_impl {}; - -template -struct is_compatible_array_type_impl : std::false_type {}; - -template -struct is_compatible_array_type_impl < - BasicJsonType, CompatibleArrayType, - enable_if_t < is_detected::value&& - is_detected::value&& -// This is needed because json_reverse_iterator has a ::iterator type... -// Therefore it is detected as a CompatibleArrayType. -// The real fix would be to have an Iterable concept. - !is_iterator_traits < - iterator_traits>::value >> -{ - static constexpr bool value = - std::is_constructible::value; -}; - -template -struct is_compatible_array_type - : is_compatible_array_type_impl {}; - -template -struct is_constructible_array_type_impl : std::false_type {}; - -template -struct is_constructible_array_type_impl < - BasicJsonType, ConstructibleArrayType, - enable_if_t::value >> - : std::true_type {}; - -template -struct is_constructible_array_type_impl < - BasicJsonType, ConstructibleArrayType, - enable_if_t < !std::is_same::value&& - std::is_default_constructible::value&& -(std::is_move_assignable::value || - std::is_copy_assignable::value)&& -is_detected::value&& -is_detected::value&& -is_complete_type < -detected_t>::value >> -{ - static constexpr bool value = - // This is needed because json_reverse_iterator has a ::iterator type, - // furthermore, std::back_insert_iterator (and other iterators) have a - // base class `iterator`... Therefore it is detected as a - // ConstructibleArrayType. The real fix would be to have an Iterable - // concept. - !is_iterator_traits>::value && - - (std::is_same::value || - has_from_json::value || - has_non_default_from_json < - BasicJsonType, typename ConstructibleArrayType::value_type >::value); -}; - -template -struct is_constructible_array_type - : is_constructible_array_type_impl {}; - -template -struct is_compatible_integer_type_impl : std::false_type {}; - -template -struct is_compatible_integer_type_impl < - RealIntegerType, CompatibleNumberIntegerType, - enable_if_t < std::is_integral::value&& - std::is_integral::value&& - !std::is_same::value >> -{ - // is there an assert somewhere on overflows? - using RealLimits = std::numeric_limits; - using CompatibleLimits = std::numeric_limits; - - static constexpr auto value = - std::is_constructible::value && - CompatibleLimits::is_integer && - RealLimits::is_signed == CompatibleLimits::is_signed; -}; - -template -struct is_compatible_integer_type - : is_compatible_integer_type_impl {}; - -template -struct is_compatible_type_impl: std::false_type {}; - -template -struct is_compatible_type_impl < - BasicJsonType, CompatibleType, - enable_if_t::value >> -{ - static constexpr bool value = - has_to_json::value; -}; - -template -struct is_compatible_type - : is_compatible_type_impl {}; - -// https://en.cppreference.com/w/cpp/types/conjunction -template struct conjunction : std::true_type { }; -template struct conjunction : B1 { }; -template -struct conjunction -: std::conditional, B1>::type {}; - -template -struct is_constructible_tuple : std::false_type {}; - -template -struct is_constructible_tuple> : conjunction...> {}; -} // namespace detail -} // namespace nlohmann - -// #include - - -#include // array -#include // size_t -#include // uint8_t -#include // string - -namespace nlohmann -{ -namespace detail -{ -/////////////////////////// -// JSON type enumeration // -/////////////////////////// - -/*! -@brief the JSON type enumeration - -This enumeration collects the different JSON types. It is internally used to -distinguish the stored values, and the functions @ref basic_json::is_null(), -@ref basic_json::is_object(), @ref basic_json::is_array(), -@ref basic_json::is_string(), @ref basic_json::is_boolean(), -@ref basic_json::is_number() (with @ref basic_json::is_number_integer(), -@ref basic_json::is_number_unsigned(), and @ref basic_json::is_number_float()), -@ref basic_json::is_discarded(), @ref basic_json::is_primitive(), and -@ref basic_json::is_structured() rely on it. - -@note There are three enumeration entries (number_integer, number_unsigned, and -number_float), because the library distinguishes these three types for numbers: -@ref basic_json::number_unsigned_t is used for unsigned integers, -@ref basic_json::number_integer_t is used for signed integers, and -@ref basic_json::number_float_t is used for floating-point numbers or to -approximate integers which do not fit in the limits of their respective type. - -@sa @ref basic_json::basic_json(const value_t value_type) -- create a JSON -value with the default value for a given type - -@since version 1.0.0 -*/ -enum class value_t : std::uint8_t -{ - null, ///< null value - object, ///< object (unordered set of name/value pairs) - array, ///< array (ordered collection of values) - string, ///< string value - boolean, ///< boolean value - number_integer, ///< number value (signed integer) - number_unsigned, ///< number value (unsigned integer) - number_float, ///< number value (floating-point) - binary, ///< binary array (ordered collection of bytes) - discarded ///< discarded by the parser callback function -}; - -/*! -@brief comparison operator for JSON types - -Returns an ordering that is similar to Python: -- order: null < boolean < number < object < array < string < binary -- furthermore, each type is not smaller than itself -- discarded values are not comparable -- binary is represented as a b"" string in python and directly comparable to a - string; however, making a binary array directly comparable with a string would - be surprising behavior in a JSON file. - -@since version 1.0.0 -*/ -inline bool operator<(const value_t lhs, const value_t rhs) noexcept -{ - static constexpr std::array order = {{ - 0 /* null */, 3 /* object */, 4 /* array */, 5 /* string */, - 1 /* boolean */, 2 /* integer */, 2 /* unsigned */, 2 /* float */, - 6 /* binary */ - } - }; - - const auto l_index = static_cast(lhs); - const auto r_index = static_cast(rhs); - return l_index < order.size() && r_index < order.size() && order[l_index] < order[r_index]; -} -} // namespace detail -} // namespace nlohmann - - -namespace nlohmann -{ -namespace detail -{ -template -void from_json(const BasicJsonType& j, typename std::nullptr_t& n) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_null())) - { - JSON_THROW(type_error::create(302, "type must be null, but is " + std::string(j.type_name()))); - } - n = nullptr; -} - -// overloads for basic_json template parameters -template < typename BasicJsonType, typename ArithmeticType, - enable_if_t < std::is_arithmetic::value&& - !std::is_same::value, - int > = 0 > -void get_arithmetic_value(const BasicJsonType& j, ArithmeticType& val) -{ - switch (static_cast(j)) - { - case value_t::number_unsigned: - { - val = static_cast(*j.template get_ptr()); - break; - } - case value_t::number_integer: - { - val = static_cast(*j.template get_ptr()); - break; - } - case value_t::number_float: - { - val = static_cast(*j.template get_ptr()); - break; - } - - default: - JSON_THROW(type_error::create(302, "type must be number, but is " + std::string(j.type_name()))); - } -} - -template -void from_json(const BasicJsonType& j, typename BasicJsonType::boolean_t& b) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_boolean())) - { - JSON_THROW(type_error::create(302, "type must be boolean, but is " + std::string(j.type_name()))); - } - b = *j.template get_ptr(); -} - -template -void from_json(const BasicJsonType& j, typename BasicJsonType::string_t& s) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_string())) - { - JSON_THROW(type_error::create(302, "type must be string, but is " + std::string(j.type_name()))); - } - s = *j.template get_ptr(); -} - -template < - typename BasicJsonType, typename ConstructibleStringType, - enable_if_t < - is_constructible_string_type::value&& - !std::is_same::value, - int > = 0 > -void from_json(const BasicJsonType& j, ConstructibleStringType& s) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_string())) - { - JSON_THROW(type_error::create(302, "type must be string, but is " + std::string(j.type_name()))); - } - - s = *j.template get_ptr(); -} - -template -void from_json(const BasicJsonType& j, typename BasicJsonType::number_float_t& val) -{ - get_arithmetic_value(j, val); -} - -template -void from_json(const BasicJsonType& j, typename BasicJsonType::number_unsigned_t& val) -{ - get_arithmetic_value(j, val); -} - -template -void from_json(const BasicJsonType& j, typename BasicJsonType::number_integer_t& val) -{ - get_arithmetic_value(j, val); -} - -template::value, int> = 0> -void from_json(const BasicJsonType& j, EnumType& e) -{ - typename std::underlying_type::type val; - get_arithmetic_value(j, val); - e = static_cast(val); -} - -// forward_list doesn't have an insert method -template::value, int> = 0> -void from_json(const BasicJsonType& j, std::forward_list& l) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()))); - } - l.clear(); - std::transform(j.rbegin(), j.rend(), - std::front_inserter(l), [](const BasicJsonType & i) - { - return i.template get(); - }); -} - -// valarray doesn't have an insert method -template::value, int> = 0> -void from_json(const BasicJsonType& j, std::valarray& l) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()))); - } - l.resize(j.size()); - std::transform(j.begin(), j.end(), std::begin(l), - [](const BasicJsonType & elem) - { - return elem.template get(); - }); -} - -template -auto from_json(const BasicJsonType& j, T (&arr)[N]) --> decltype(j.template get(), void()) -{ - for (std::size_t i = 0; i < N; ++i) - { - arr[i] = j.at(i).template get(); - } -} - -template -void from_json_array_impl(const BasicJsonType& j, typename BasicJsonType::array_t& arr, priority_tag<3> /*unused*/) -{ - arr = *j.template get_ptr(); -} - -template -auto from_json_array_impl(const BasicJsonType& j, std::array& arr, - priority_tag<2> /*unused*/) --> decltype(j.template get(), void()) -{ - for (std::size_t i = 0; i < N; ++i) - { - arr[i] = j.at(i).template get(); - } -} - -template -auto from_json_array_impl(const BasicJsonType& j, ConstructibleArrayType& arr, priority_tag<1> /*unused*/) --> decltype( - arr.reserve(std::declval()), - j.template get(), - void()) -{ - using std::end; - - ConstructibleArrayType ret; - ret.reserve(j.size()); - std::transform(j.begin(), j.end(), - std::inserter(ret, end(ret)), [](const BasicJsonType & i) - { - // get() returns *this, this won't call a from_json - // method when value_type is BasicJsonType - return i.template get(); - }); - arr = std::move(ret); -} - -template -void from_json_array_impl(const BasicJsonType& j, ConstructibleArrayType& arr, - priority_tag<0> /*unused*/) -{ - using std::end; - - ConstructibleArrayType ret; - std::transform( - j.begin(), j.end(), std::inserter(ret, end(ret)), - [](const BasicJsonType & i) - { - // get() returns *this, this won't call a from_json - // method when value_type is BasicJsonType - return i.template get(); - }); - arr = std::move(ret); -} - -template < typename BasicJsonType, typename ConstructibleArrayType, - enable_if_t < - is_constructible_array_type::value&& - !is_constructible_object_type::value&& - !is_constructible_string_type::value&& - !std::is_same::value&& - !is_basic_json::value, - int > = 0 > -auto from_json(const BasicJsonType& j, ConstructibleArrayType& arr) --> decltype(from_json_array_impl(j, arr, priority_tag<3> {}), -j.template get(), -void()) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + - std::string(j.type_name()))); - } - - from_json_array_impl(j, arr, priority_tag<3> {}); -} - -template -void from_json(const BasicJsonType& j, typename BasicJsonType::binary_t& bin) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_binary())) - { - JSON_THROW(type_error::create(302, "type must be binary, but is " + std::string(j.type_name()))); - } - - bin = *j.template get_ptr(); -} - -template::value, int> = 0> -void from_json(const BasicJsonType& j, ConstructibleObjectType& obj) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_object())) - { - JSON_THROW(type_error::create(302, "type must be object, but is " + std::string(j.type_name()))); - } - - ConstructibleObjectType ret; - auto inner_object = j.template get_ptr(); - using value_type = typename ConstructibleObjectType::value_type; - std::transform( - inner_object->begin(), inner_object->end(), - std::inserter(ret, ret.begin()), - [](typename BasicJsonType::object_t::value_type const & p) - { - return value_type(p.first, p.second.template get()); - }); - obj = std::move(ret); -} - -// overload for arithmetic types, not chosen for basic_json template arguments -// (BooleanType, etc..); note: Is it really necessary to provide explicit -// overloads for boolean_t etc. in case of a custom BooleanType which is not -// an arithmetic type? -template < typename BasicJsonType, typename ArithmeticType, - enable_if_t < - std::is_arithmetic::value&& - !std::is_same::value&& - !std::is_same::value&& - !std::is_same::value&& - !std::is_same::value, - int > = 0 > -void from_json(const BasicJsonType& j, ArithmeticType& val) -{ - switch (static_cast(j)) - { - case value_t::number_unsigned: - { - val = static_cast(*j.template get_ptr()); - break; - } - case value_t::number_integer: - { - val = static_cast(*j.template get_ptr()); - break; - } - case value_t::number_float: - { - val = static_cast(*j.template get_ptr()); - break; - } - case value_t::boolean: - { - val = static_cast(*j.template get_ptr()); - break; - } - - default: - JSON_THROW(type_error::create(302, "type must be number, but is " + std::string(j.type_name()))); - } -} - -template -void from_json(const BasicJsonType& j, std::pair& p) -{ - p = {j.at(0).template get(), j.at(1).template get()}; -} - -template -void from_json_tuple_impl(const BasicJsonType& j, Tuple& t, index_sequence /*unused*/) -{ - t = std::make_tuple(j.at(Idx).template get::type>()...); -} - -template -void from_json(const BasicJsonType& j, std::tuple& t) -{ - from_json_tuple_impl(j, t, index_sequence_for {}); -} - -template < typename BasicJsonType, typename Key, typename Value, typename Compare, typename Allocator, - typename = enable_if_t < !std::is_constructible < - typename BasicJsonType::string_t, Key >::value >> -void from_json(const BasicJsonType& j, std::map& m) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()))); - } - m.clear(); - for (const auto& p : j) - { - if (JSON_HEDLEY_UNLIKELY(!p.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(p.type_name()))); - } - m.emplace(p.at(0).template get(), p.at(1).template get()); - } -} - -template < typename BasicJsonType, typename Key, typename Value, typename Hash, typename KeyEqual, typename Allocator, - typename = enable_if_t < !std::is_constructible < - typename BasicJsonType::string_t, Key >::value >> -void from_json(const BasicJsonType& j, std::unordered_map& m) -{ - if (JSON_HEDLEY_UNLIKELY(!j.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(j.type_name()))); - } - m.clear(); - for (const auto& p : j) - { - if (JSON_HEDLEY_UNLIKELY(!p.is_array())) - { - JSON_THROW(type_error::create(302, "type must be array, but is " + std::string(p.type_name()))); - } - m.emplace(p.at(0).template get(), p.at(1).template get()); - } -} - -struct from_json_fn -{ - template - auto operator()(const BasicJsonType& j, T& val) const - noexcept(noexcept(from_json(j, val))) - -> decltype(from_json(j, val), void()) - { - return from_json(j, val); - } -}; -} // namespace detail - -/// namespace to hold default `from_json` function -/// to see why this is required: -/// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/n4381.html -namespace -{ -constexpr const auto& from_json = detail::static_const::value; -} // namespace -} // namespace nlohmann - -// #include - - -#include // copy -#include // begin, end -#include // string -#include // tuple, get -#include // is_same, is_constructible, is_floating_point, is_enum, underlying_type -#include // move, forward, declval, pair -#include // valarray -#include // vector - -// #include - - -#include // size_t -#include // input_iterator_tag -#include // string, to_string -#include // tuple_size, get, tuple_element - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -template -void int_to_string( string_type& target, std::size_t value ) -{ - // For ADL - using std::to_string; - target = to_string(value); -} -template class iteration_proxy_value -{ - public: - using difference_type = std::ptrdiff_t; - using value_type = iteration_proxy_value; - using pointer = value_type * ; - using reference = value_type & ; - using iterator_category = std::input_iterator_tag; - using string_type = typename std::remove_cv< typename std::remove_reference().key() ) >::type >::type; - - private: - /// the iterator - IteratorType anchor; - /// an index for arrays (used to create key names) - std::size_t array_index = 0; - /// last stringified array index - mutable std::size_t array_index_last = 0; - /// a string representation of the array index - mutable string_type array_index_str = "0"; - /// an empty string (to return a reference for primitive values) - const string_type empty_str = ""; - - public: - explicit iteration_proxy_value(IteratorType it) noexcept : anchor(it) {} - - /// dereference operator (needed for range-based for) - iteration_proxy_value& operator*() - { - return *this; - } - - /// increment operator (needed for range-based for) - iteration_proxy_value& operator++() - { - ++anchor; - ++array_index; - - return *this; - } - - /// equality operator (needed for InputIterator) - bool operator==(const iteration_proxy_value& o) const - { - return anchor == o.anchor; - } - - /// inequality operator (needed for range-based for) - bool operator!=(const iteration_proxy_value& o) const - { - return anchor != o.anchor; - } - - /// return key of the iterator - const string_type& key() const - { - JSON_ASSERT(anchor.m_object != nullptr); - - switch (anchor.m_object->type()) - { - // use integer array index as key - case value_t::array: - { - if (array_index != array_index_last) - { - int_to_string( array_index_str, array_index ); - array_index_last = array_index; - } - return array_index_str; - } - - // use key from the object - case value_t::object: - return anchor.key(); - - // use an empty key for all primitive types - default: - return empty_str; - } - } - - /// return value of the iterator - typename IteratorType::reference value() const - { - return anchor.value(); - } -}; - -/// proxy class for the items() function -template class iteration_proxy -{ - private: - /// the container to iterate - typename IteratorType::reference container; - - public: - /// construct iteration proxy from a container - explicit iteration_proxy(typename IteratorType::reference cont) noexcept - : container(cont) {} - - /// return iterator begin (needed for range-based for) - iteration_proxy_value begin() noexcept - { - return iteration_proxy_value(container.begin()); - } - - /// return iterator end (needed for range-based for) - iteration_proxy_value end() noexcept - { - return iteration_proxy_value(container.end()); - } -}; -// Structured Bindings Support -// For further reference see https://blog.tartanllama.xyz/structured-bindings/ -// And see https://github.com/nlohmann/json/pull/1391 -template = 0> -auto get(const nlohmann::detail::iteration_proxy_value& i) -> decltype(i.key()) -{ - return i.key(); -} -// Structured Bindings Support -// For further reference see https://blog.tartanllama.xyz/structured-bindings/ -// And see https://github.com/nlohmann/json/pull/1391 -template = 0> -auto get(const nlohmann::detail::iteration_proxy_value& i) -> decltype(i.value()) -{ - return i.value(); -} -} // namespace detail -} // namespace nlohmann - -// The Addition to the STD Namespace is required to add -// Structured Bindings Support to the iteration_proxy_value class -// For further reference see https://blog.tartanllama.xyz/structured-bindings/ -// And see https://github.com/nlohmann/json/pull/1391 -namespace std -{ -#if defined(__clang__) - // Fix: https://github.com/nlohmann/json/issues/1401 - #pragma clang diagnostic push - #pragma clang diagnostic ignored "-Wmismatched-tags" -#endif -template -class tuple_size<::nlohmann::detail::iteration_proxy_value> - : public std::integral_constant {}; - -template -class tuple_element> -{ - public: - using type = decltype( - get(std::declval < - ::nlohmann::detail::iteration_proxy_value> ())); -}; -#if defined(__clang__) - #pragma clang diagnostic pop -#endif -} // namespace std - -// #include - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -////////////////// -// constructors // -////////////////// - -template struct external_constructor; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, typename BasicJsonType::boolean_t b) noexcept - { - j.m_type = value_t::boolean; - j.m_value = b; - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, const typename BasicJsonType::string_t& s) - { - j.m_type = value_t::string; - j.m_value = s; - j.assert_invariant(); - } - - template - static void construct(BasicJsonType& j, typename BasicJsonType::string_t&& s) - { - j.m_type = value_t::string; - j.m_value = std::move(s); - j.assert_invariant(); - } - - template < typename BasicJsonType, typename CompatibleStringType, - enable_if_t < !std::is_same::value, - int > = 0 > - static void construct(BasicJsonType& j, const CompatibleStringType& str) - { - j.m_type = value_t::string; - j.m_value.string = j.template create(str); - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, const typename BasicJsonType::binary_t& b) - { - j.m_type = value_t::binary; - typename BasicJsonType::binary_t value{b}; - j.m_value = value; - j.assert_invariant(); - } - - template - static void construct(BasicJsonType& j, typename BasicJsonType::binary_t&& b) - { - j.m_type = value_t::binary; - typename BasicJsonType::binary_t value{std::move(b)}; - j.m_value = value; - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, typename BasicJsonType::number_float_t val) noexcept - { - j.m_type = value_t::number_float; - j.m_value = val; - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, typename BasicJsonType::number_unsigned_t val) noexcept - { - j.m_type = value_t::number_unsigned; - j.m_value = val; - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, typename BasicJsonType::number_integer_t val) noexcept - { - j.m_type = value_t::number_integer; - j.m_value = val; - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, const typename BasicJsonType::array_t& arr) - { - j.m_type = value_t::array; - j.m_value = arr; - j.assert_invariant(); - } - - template - static void construct(BasicJsonType& j, typename BasicJsonType::array_t&& arr) - { - j.m_type = value_t::array; - j.m_value = std::move(arr); - j.assert_invariant(); - } - - template < typename BasicJsonType, typename CompatibleArrayType, - enable_if_t < !std::is_same::value, - int > = 0 > - static void construct(BasicJsonType& j, const CompatibleArrayType& arr) - { - using std::begin; - using std::end; - j.m_type = value_t::array; - j.m_value.array = j.template create(begin(arr), end(arr)); - j.assert_invariant(); - } - - template - static void construct(BasicJsonType& j, const std::vector& arr) - { - j.m_type = value_t::array; - j.m_value = value_t::array; - j.m_value.array->reserve(arr.size()); - for (const bool x : arr) - { - j.m_value.array->push_back(x); - } - j.assert_invariant(); - } - - template::value, int> = 0> - static void construct(BasicJsonType& j, const std::valarray& arr) - { - j.m_type = value_t::array; - j.m_value = value_t::array; - j.m_value.array->resize(arr.size()); - if (arr.size() > 0) - { - std::copy(std::begin(arr), std::end(arr), j.m_value.array->begin()); - } - j.assert_invariant(); - } -}; - -template<> -struct external_constructor -{ - template - static void construct(BasicJsonType& j, const typename BasicJsonType::object_t& obj) - { - j.m_type = value_t::object; - j.m_value = obj; - j.assert_invariant(); - } - - template - static void construct(BasicJsonType& j, typename BasicJsonType::object_t&& obj) - { - j.m_type = value_t::object; - j.m_value = std::move(obj); - j.assert_invariant(); - } - - template < typename BasicJsonType, typename CompatibleObjectType, - enable_if_t < !std::is_same::value, int > = 0 > - static void construct(BasicJsonType& j, const CompatibleObjectType& obj) - { - using std::begin; - using std::end; - - j.m_type = value_t::object; - j.m_value.object = j.template create(begin(obj), end(obj)); - j.assert_invariant(); - } -}; - -///////////// -// to_json // -///////////// - -template::value, int> = 0> -void to_json(BasicJsonType& j, T b) noexcept -{ - external_constructor::construct(j, b); -} - -template::value, int> = 0> -void to_json(BasicJsonType& j, const CompatibleString& s) -{ - external_constructor::construct(j, s); -} - -template -void to_json(BasicJsonType& j, typename BasicJsonType::string_t&& s) -{ - external_constructor::construct(j, std::move(s)); -} - -template::value, int> = 0> -void to_json(BasicJsonType& j, FloatType val) noexcept -{ - external_constructor::construct(j, static_cast(val)); -} - -template::value, int> = 0> -void to_json(BasicJsonType& j, CompatibleNumberUnsignedType val) noexcept -{ - external_constructor::construct(j, static_cast(val)); -} - -template::value, int> = 0> -void to_json(BasicJsonType& j, CompatibleNumberIntegerType val) noexcept -{ - external_constructor::construct(j, static_cast(val)); -} - -template::value, int> = 0> -void to_json(BasicJsonType& j, EnumType e) noexcept -{ - using underlying_type = typename std::underlying_type::type; - external_constructor::construct(j, static_cast(e)); -} - -template -void to_json(BasicJsonType& j, const std::vector& e) -{ - external_constructor::construct(j, e); -} - -template < typename BasicJsonType, typename CompatibleArrayType, - enable_if_t < is_compatible_array_type::value&& - !is_compatible_object_type::value&& - !is_compatible_string_type::value&& - !std::is_same::value&& - !is_basic_json::value, - int > = 0 > -void to_json(BasicJsonType& j, const CompatibleArrayType& arr) -{ - external_constructor::construct(j, arr); -} - -template -void to_json(BasicJsonType& j, const typename BasicJsonType::binary_t& bin) -{ - external_constructor::construct(j, bin); -} - -template::value, int> = 0> -void to_json(BasicJsonType& j, const std::valarray& arr) -{ - external_constructor::construct(j, std::move(arr)); -} - -template -void to_json(BasicJsonType& j, typename BasicJsonType::array_t&& arr) -{ - external_constructor::construct(j, std::move(arr)); -} - -template < typename BasicJsonType, typename CompatibleObjectType, - enable_if_t < is_compatible_object_type::value&& !is_basic_json::value, int > = 0 > -void to_json(BasicJsonType& j, const CompatibleObjectType& obj) -{ - external_constructor::construct(j, obj); -} - -template -void to_json(BasicJsonType& j, typename BasicJsonType::object_t&& obj) -{ - external_constructor::construct(j, std::move(obj)); -} - -template < - typename BasicJsonType, typename T, std::size_t N, - enable_if_t < !std::is_constructible::value, - int > = 0 > -void to_json(BasicJsonType& j, const T(&arr)[N]) -{ - external_constructor::construct(j, arr); -} - -template < typename BasicJsonType, typename T1, typename T2, enable_if_t < std::is_constructible::value&& std::is_constructible::value, int > = 0 > -void to_json(BasicJsonType& j, const std::pair& p) -{ - j = { p.first, p.second }; -} - -// for https://github.com/nlohmann/json/pull/1134 -template>::value, int> = 0> -void to_json(BasicJsonType& j, const T& b) -{ - j = { {b.key(), b.value()} }; -} - -template -void to_json_tuple_impl(BasicJsonType& j, const Tuple& t, index_sequence /*unused*/) -{ - j = { std::get(t)... }; -} - -template::value, int > = 0> -void to_json(BasicJsonType& j, const T& t) -{ - to_json_tuple_impl(j, t, make_index_sequence::value> {}); -} - -struct to_json_fn -{ - template - auto operator()(BasicJsonType& j, T&& val) const noexcept(noexcept(to_json(j, std::forward(val)))) - -> decltype(to_json(j, std::forward(val)), void()) - { - return to_json(j, std::forward(val)); - } -}; -} // namespace detail - -/// namespace to hold default `to_json` function -namespace -{ -constexpr const auto& to_json = detail::static_const::value; -} // namespace -} // namespace nlohmann - - -namespace nlohmann -{ - -template -struct adl_serializer -{ - /*! - @brief convert a JSON value to any value type - - This function is usually called by the `get()` function of the - @ref basic_json class (either explicit or via conversion operators). - - @param[in] j JSON value to read from - @param[in,out] val value to write to - */ - template - static auto from_json(BasicJsonType&& j, ValueType& val) noexcept( - noexcept(::nlohmann::from_json(std::forward(j), val))) - -> decltype(::nlohmann::from_json(std::forward(j), val), void()) - { - ::nlohmann::from_json(std::forward(j), val); - } - - /*! - @brief convert any value type to a JSON value - - This function is usually called by the constructors of the @ref basic_json - class. - - @param[in,out] j JSON value to write to - @param[in] val value to read from - */ - template - static auto to_json(BasicJsonType& j, ValueType&& val) noexcept( - noexcept(::nlohmann::to_json(j, std::forward(val)))) - -> decltype(::nlohmann::to_json(j, std::forward(val)), void()) - { - ::nlohmann::to_json(j, std::forward(val)); - } -}; - -} // namespace nlohmann - -// #include - - -#include // uint8_t -#include // tie -#include // move - -namespace nlohmann -{ - -/*! -@brief an internal type for a backed binary type - -This type extends the template parameter @a BinaryType provided to `basic_json` -with a subtype used by BSON and MessagePack. This type exists so that the user -does not have to specify a type themselves with a specific naming scheme in -order to override the binary type. - -@tparam BinaryType container to store bytes (`std::vector` by - default) - -@since version 3.8.0 -*/ -template -class byte_container_with_subtype : public BinaryType -{ - public: - /// the type of the underlying container - using container_type = BinaryType; - - byte_container_with_subtype() noexcept(noexcept(container_type())) - : container_type() - {} - - byte_container_with_subtype(const container_type& b) noexcept(noexcept(container_type(b))) - : container_type(b) - {} - - byte_container_with_subtype(container_type&& b) noexcept(noexcept(container_type(std::move(b)))) - : container_type(std::move(b)) - {} - - byte_container_with_subtype(const container_type& b, std::uint8_t subtype) noexcept(noexcept(container_type(b))) - : container_type(b) - , m_subtype(subtype) - , m_has_subtype(true) - {} - - byte_container_with_subtype(container_type&& b, std::uint8_t subtype) noexcept(noexcept(container_type(std::move(b)))) - : container_type(std::move(b)) - , m_subtype(subtype) - , m_has_subtype(true) - {} - - bool operator==(const byte_container_with_subtype& rhs) const - { - return std::tie(static_cast(*this), m_subtype, m_has_subtype) == - std::tie(static_cast(rhs), rhs.m_subtype, rhs.m_has_subtype); - } - - bool operator!=(const byte_container_with_subtype& rhs) const - { - return !(rhs == *this); - } - - /*! - @brief sets the binary subtype - - Sets the binary subtype of the value, also flags a binary JSON value as - having a subtype, which has implications for serialization. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @sa @ref subtype() -- return the binary subtype - @sa @ref clear_subtype() -- clears the binary subtype - @sa @ref has_subtype() -- returns whether or not the binary value has a - subtype - - @since version 3.8.0 - */ - void set_subtype(std::uint8_t subtype) noexcept - { - m_subtype = subtype; - m_has_subtype = true; - } - - /*! - @brief return the binary subtype - - Returns the numerical subtype of the value if it has a subtype. If it does - not have a subtype, this function will return size_t(-1) as a sentinel - value. - - @return the numerical subtype of the binary value - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @sa @ref set_subtype() -- sets the binary subtype - @sa @ref clear_subtype() -- clears the binary subtype - @sa @ref has_subtype() -- returns whether or not the binary value has a - subtype - - @since version 3.8.0 - */ - constexpr std::uint8_t subtype() const noexcept - { - return m_subtype; - } - - /*! - @brief return whether the value has a subtype - - @return whether the value has a subtype - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @sa @ref subtype() -- return the binary subtype - @sa @ref set_subtype() -- sets the binary subtype - @sa @ref clear_subtype() -- clears the binary subtype - - @since version 3.8.0 - */ - constexpr bool has_subtype() const noexcept - { - return m_has_subtype; - } - - /*! - @brief clears the binary subtype - - Clears the binary subtype and flags the value as not having a subtype, which - has implications for serialization; for instance MessagePack will prefer the - bin family over the ext family. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @sa @ref subtype() -- return the binary subtype - @sa @ref set_subtype() -- sets the binary subtype - @sa @ref has_subtype() -- returns whether or not the binary value has a - subtype - - @since version 3.8.0 - */ - void clear_subtype() noexcept - { - m_subtype = 0; - m_has_subtype = false; - } - - private: - std::uint8_t m_subtype = 0; - bool m_has_subtype = false; -}; - -} // namespace nlohmann - -// #include - -// #include - -// #include - -// #include - - -#include // size_t, uint8_t -#include // hash - -namespace nlohmann -{ -namespace detail -{ - -// boost::hash_combine -inline std::size_t combine(std::size_t seed, std::size_t h) noexcept -{ - seed ^= h + 0x9e3779b9 + (seed << 6U) + (seed >> 2U); - return seed; -} - -/*! -@brief hash a JSON value - -The hash function tries to rely on std::hash where possible. Furthermore, the -type of the JSON value is taken into account to have different hash values for -null, 0, 0U, and false, etc. - -@tparam BasicJsonType basic_json specialization -@param j JSON value to hash -@return hash value of j -*/ -template -std::size_t hash(const BasicJsonType& j) -{ - using string_t = typename BasicJsonType::string_t; - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - - const auto type = static_cast(j.type()); - switch (j.type()) - { - case BasicJsonType::value_t::null: - case BasicJsonType::value_t::discarded: - { - return combine(type, 0); - } - - case BasicJsonType::value_t::object: - { - auto seed = combine(type, j.size()); - for (const auto& element : j.items()) - { - const auto h = std::hash {}(element.key()); - seed = combine(seed, h); - seed = combine(seed, hash(element.value())); - } - return seed; - } - - case BasicJsonType::value_t::array: - { - auto seed = combine(type, j.size()); - for (const auto& element : j) - { - seed = combine(seed, hash(element)); - } - return seed; - } - - case BasicJsonType::value_t::string: - { - const auto h = std::hash {}(j.template get_ref()); - return combine(type, h); - } - - case BasicJsonType::value_t::boolean: - { - const auto h = std::hash {}(j.template get()); - return combine(type, h); - } - - case BasicJsonType::value_t::number_integer: - { - const auto h = std::hash {}(j.template get()); - return combine(type, h); - } - - case nlohmann::detail::value_t::number_unsigned: - { - const auto h = std::hash {}(j.template get()); - return combine(type, h); - } - - case nlohmann::detail::value_t::number_float: - { - const auto h = std::hash {}(j.template get()); - return combine(type, h); - } - - case nlohmann::detail::value_t::binary: - { - auto seed = combine(type, j.get_binary().size()); - const auto h = std::hash {}(j.get_binary().has_subtype()); - seed = combine(seed, h); - seed = combine(seed, j.get_binary().subtype()); - for (const auto byte : j.get_binary()) - { - seed = combine(seed, std::hash {}(byte)); - } - return seed; - } - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } -} - -} // namespace detail -} // namespace nlohmann - -// #include - - -#include // generate_n -#include // array -#include // ldexp -#include // size_t -#include // uint8_t, uint16_t, uint32_t, uint64_t -#include // snprintf -#include // memcpy -#include // back_inserter -#include // numeric_limits -#include // char_traits, string -#include // make_pair, move - -// #include - -// #include - - -#include // array -#include // size_t -#include //FILE * -#include // strlen -#include // istream -#include // begin, end, iterator_traits, random_access_iterator_tag, distance, next -#include // shared_ptr, make_shared, addressof -#include // accumulate -#include // string, char_traits -#include // enable_if, is_base_of, is_pointer, is_integral, remove_pointer -#include // pair, declval - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -/// the supported input formats -enum class input_format_t { json, cbor, msgpack, ubjson, bson }; - -//////////////////// -// input adapters // -//////////////////// - -/*! -Input adapter for stdio file access. This adapter read only 1 byte and do not use any - buffer. This adapter is a very low level adapter. -*/ -class file_input_adapter -{ - public: - using char_type = char; - - JSON_HEDLEY_NON_NULL(2) - explicit file_input_adapter(std::FILE* f) noexcept - : m_file(f) - {} - - // make class move-only - file_input_adapter(const file_input_adapter&) = delete; - file_input_adapter(file_input_adapter&&) = default; - file_input_adapter& operator=(const file_input_adapter&) = delete; - file_input_adapter& operator=(file_input_adapter&&) = delete; - - std::char_traits::int_type get_character() noexcept - { - return std::fgetc(m_file); - } - - private: - /// the file pointer to read from - std::FILE* m_file; -}; - - -/*! -Input adapter for a (caching) istream. Ignores a UFT Byte Order Mark at -beginning of input. Does not support changing the underlying std::streambuf -in mid-input. Maintains underlying std::istream and std::streambuf to support -subsequent use of standard std::istream operations to process any input -characters following those used in parsing the JSON input. Clears the -std::istream flags; any input errors (e.g., EOF) will be detected by the first -subsequent call for input from the std::istream. -*/ -class input_stream_adapter -{ - public: - using char_type = char; - - ~input_stream_adapter() - { - // clear stream flags; we use underlying streambuf I/O, do not - // maintain ifstream flags, except eof - if (is != nullptr) - { - is->clear(is->rdstate() & std::ios::eofbit); - } - } - - explicit input_stream_adapter(std::istream& i) - : is(&i), sb(i.rdbuf()) - {} - - // delete because of pointer members - input_stream_adapter(const input_stream_adapter&) = delete; - input_stream_adapter& operator=(input_stream_adapter&) = delete; - input_stream_adapter& operator=(input_stream_adapter&& rhs) = delete; - - input_stream_adapter(input_stream_adapter&& rhs) noexcept : is(rhs.is), sb(rhs.sb) - { - rhs.is = nullptr; - rhs.sb = nullptr; - } - - // std::istream/std::streambuf use std::char_traits::to_int_type, to - // ensure that std::char_traits::eof() and the character 0xFF do not - // end up as the same value, eg. 0xFFFFFFFF. - std::char_traits::int_type get_character() - { - auto res = sb->sbumpc(); - // set eof manually, as we don't use the istream interface. - if (JSON_HEDLEY_UNLIKELY(res == EOF)) - { - is->clear(is->rdstate() | std::ios::eofbit); - } - return res; - } - - private: - /// the associated input stream - std::istream* is = nullptr; - std::streambuf* sb = nullptr; -}; - -// General-purpose iterator-based adapter. It might not be as fast as -// theoretically possible for some containers, but it is extremely versatile. -template -class iterator_input_adapter -{ - public: - using char_type = typename std::iterator_traits::value_type; - - iterator_input_adapter(IteratorType first, IteratorType last) - : current(std::move(first)), end(std::move(last)) {} - - typename std::char_traits::int_type get_character() - { - if (JSON_HEDLEY_LIKELY(current != end)) - { - auto result = std::char_traits::to_int_type(*current); - std::advance(current, 1); - return result; - } - else - { - return std::char_traits::eof(); - } - } - - private: - IteratorType current; - IteratorType end; - - template - friend struct wide_string_input_helper; - - bool empty() const - { - return current == end; - } - -}; - - -template -struct wide_string_input_helper; - -template -struct wide_string_input_helper -{ - // UTF-32 - static void fill_buffer(BaseInputAdapter& input, - std::array::int_type, 4>& utf8_bytes, - size_t& utf8_bytes_index, - size_t& utf8_bytes_filled) - { - utf8_bytes_index = 0; - - if (JSON_HEDLEY_UNLIKELY(input.empty())) - { - utf8_bytes[0] = std::char_traits::eof(); - utf8_bytes_filled = 1; - } - else - { - // get the current character - const auto wc = input.get_character(); - - // UTF-32 to UTF-8 encoding - if (wc < 0x80) - { - utf8_bytes[0] = static_cast::int_type>(wc); - utf8_bytes_filled = 1; - } - else if (wc <= 0x7FF) - { - utf8_bytes[0] = static_cast::int_type>(0xC0u | ((static_cast(wc) >> 6u) & 0x1Fu)); - utf8_bytes[1] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); - utf8_bytes_filled = 2; - } - else if (wc <= 0xFFFF) - { - utf8_bytes[0] = static_cast::int_type>(0xE0u | ((static_cast(wc) >> 12u) & 0x0Fu)); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 6u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); - utf8_bytes_filled = 3; - } - else if (wc <= 0x10FFFF) - { - utf8_bytes[0] = static_cast::int_type>(0xF0u | ((static_cast(wc) >> 18u) & 0x07u)); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 12u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 6u) & 0x3Fu)); - utf8_bytes[3] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); - utf8_bytes_filled = 4; - } - else - { - // unknown character - utf8_bytes[0] = static_cast::int_type>(wc); - utf8_bytes_filled = 1; - } - } - } -}; - -template -struct wide_string_input_helper -{ - // UTF-16 - static void fill_buffer(BaseInputAdapter& input, - std::array::int_type, 4>& utf8_bytes, - size_t& utf8_bytes_index, - size_t& utf8_bytes_filled) - { - utf8_bytes_index = 0; - - if (JSON_HEDLEY_UNLIKELY(input.empty())) - { - utf8_bytes[0] = std::char_traits::eof(); - utf8_bytes_filled = 1; - } - else - { - // get the current character - const auto wc = input.get_character(); - - // UTF-16 to UTF-8 encoding - if (wc < 0x80) - { - utf8_bytes[0] = static_cast::int_type>(wc); - utf8_bytes_filled = 1; - } - else if (wc <= 0x7FF) - { - utf8_bytes[0] = static_cast::int_type>(0xC0u | ((static_cast(wc) >> 6u))); - utf8_bytes[1] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); - utf8_bytes_filled = 2; - } - else if (0xD800 > wc || wc >= 0xE000) - { - utf8_bytes[0] = static_cast::int_type>(0xE0u | ((static_cast(wc) >> 12u))); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((static_cast(wc) >> 6u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | (static_cast(wc) & 0x3Fu)); - utf8_bytes_filled = 3; - } - else - { - if (JSON_HEDLEY_UNLIKELY(!input.empty())) - { - const auto wc2 = static_cast(input.get_character()); - const auto charcode = 0x10000u + (((static_cast(wc) & 0x3FFu) << 10u) | (wc2 & 0x3FFu)); - utf8_bytes[0] = static_cast::int_type>(0xF0u | (charcode >> 18u)); - utf8_bytes[1] = static_cast::int_type>(0x80u | ((charcode >> 12u) & 0x3Fu)); - utf8_bytes[2] = static_cast::int_type>(0x80u | ((charcode >> 6u) & 0x3Fu)); - utf8_bytes[3] = static_cast::int_type>(0x80u | (charcode & 0x3Fu)); - utf8_bytes_filled = 4; - } - else - { - utf8_bytes[0] = static_cast::int_type>(wc); - utf8_bytes_filled = 1; - } - } - } - } -}; - -// Wraps another input apdater to convert wide character types into individual bytes. -template -class wide_string_input_adapter -{ - public: - using char_type = char; - - wide_string_input_adapter(BaseInputAdapter base) - : base_adapter(base) {} - - typename std::char_traits::int_type get_character() noexcept - { - // check if buffer needs to be filled - if (utf8_bytes_index == utf8_bytes_filled) - { - fill_buffer(); - - JSON_ASSERT(utf8_bytes_filled > 0); - JSON_ASSERT(utf8_bytes_index == 0); - } - - // use buffer - JSON_ASSERT(utf8_bytes_filled > 0); - JSON_ASSERT(utf8_bytes_index < utf8_bytes_filled); - return utf8_bytes[utf8_bytes_index++]; - } - - private: - BaseInputAdapter base_adapter; - - template - void fill_buffer() - { - wide_string_input_helper::fill_buffer(base_adapter, utf8_bytes, utf8_bytes_index, utf8_bytes_filled); - } - - /// a buffer for UTF-8 bytes - std::array::int_type, 4> utf8_bytes = {{0, 0, 0, 0}}; - - /// index to the utf8_codes array for the next valid byte - std::size_t utf8_bytes_index = 0; - /// number of valid bytes in the utf8_codes array - std::size_t utf8_bytes_filled = 0; -}; - - -template -struct iterator_input_adapter_factory -{ - using iterator_type = IteratorType; - using char_type = typename std::iterator_traits::value_type; - using adapter_type = iterator_input_adapter; - - static adapter_type create(IteratorType first, IteratorType last) - { - return adapter_type(std::move(first), std::move(last)); - } -}; - -template -struct is_iterator_of_multibyte -{ - using value_type = typename std::iterator_traits::value_type; - enum - { - value = sizeof(value_type) > 1 - }; -}; - -template -struct iterator_input_adapter_factory::value>> -{ - using iterator_type = IteratorType; - using char_type = typename std::iterator_traits::value_type; - using base_adapter_type = iterator_input_adapter; - using adapter_type = wide_string_input_adapter; - - static adapter_type create(IteratorType first, IteratorType last) - { - return adapter_type(base_adapter_type(std::move(first), std::move(last))); - } -}; - -// General purpose iterator-based input -template -typename iterator_input_adapter_factory::adapter_type input_adapter(IteratorType first, IteratorType last) -{ - using factory_type = iterator_input_adapter_factory; - return factory_type::create(first, last); -} - -// Convenience shorthand from container to iterator -template -auto input_adapter(const ContainerType& container) -> decltype(input_adapter(begin(container), end(container))) -{ - // Enable ADL - using std::begin; - using std::end; - - return input_adapter(begin(container), end(container)); -} - -// Special cases with fast paths -inline file_input_adapter input_adapter(std::FILE* file) -{ - return file_input_adapter(file); -} - -inline input_stream_adapter input_adapter(std::istream& stream) -{ - return input_stream_adapter(stream); -} - -inline input_stream_adapter input_adapter(std::istream&& stream) -{ - return input_stream_adapter(stream); -} - -using contiguous_bytes_input_adapter = decltype(input_adapter(std::declval(), std::declval())); - -// Null-delimited strings, and the like. -template < typename CharT, - typename std::enable_if < - std::is_pointer::value&& - !std::is_array::value&& - std::is_integral::type>::value&& - sizeof(typename std::remove_pointer::type) == 1, - int >::type = 0 > -contiguous_bytes_input_adapter input_adapter(CharT b) -{ - auto length = std::strlen(reinterpret_cast(b)); - const auto* ptr = reinterpret_cast(b); - return input_adapter(ptr, ptr + length); -} - -template -auto input_adapter(T (&array)[N]) -> decltype(input_adapter(array, array + N)) -{ - return input_adapter(array, array + N); -} - -// This class only handles inputs of input_buffer_adapter type. -// It's required so that expressions like {ptr, len} can be implicitely casted -// to the correct adapter. -class span_input_adapter -{ - public: - template < typename CharT, - typename std::enable_if < - std::is_pointer::value&& - std::is_integral::type>::value&& - sizeof(typename std::remove_pointer::type) == 1, - int >::type = 0 > - span_input_adapter(CharT b, std::size_t l) - : ia(reinterpret_cast(b), reinterpret_cast(b) + l) {} - - template::iterator_category, std::random_access_iterator_tag>::value, - int>::type = 0> - span_input_adapter(IteratorType first, IteratorType last) - : ia(input_adapter(first, last)) {} - - contiguous_bytes_input_adapter&& get() - { - return std::move(ia); - } - - private: - contiguous_bytes_input_adapter ia; -}; -} // namespace detail -} // namespace nlohmann - -// #include - - -#include -#include // string -#include // move -#include // vector - -// #include - -// #include - - -namespace nlohmann -{ - -/*! -@brief SAX interface - -This class describes the SAX interface used by @ref nlohmann::json::sax_parse. -Each function is called in different situations while the input is parsed. The -boolean return value informs the parser whether to continue processing the -input. -*/ -template -struct json_sax -{ - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - - /*! - @brief a null value was read - @return whether parsing should proceed - */ - virtual bool null() = 0; - - /*! - @brief a boolean value was read - @param[in] val boolean value - @return whether parsing should proceed - */ - virtual bool boolean(bool val) = 0; - - /*! - @brief an integer number was read - @param[in] val integer value - @return whether parsing should proceed - */ - virtual bool number_integer(number_integer_t val) = 0; - - /*! - @brief an unsigned integer number was read - @param[in] val unsigned integer value - @return whether parsing should proceed - */ - virtual bool number_unsigned(number_unsigned_t val) = 0; - - /*! - @brief an floating-point number was read - @param[in] val floating-point value - @param[in] s raw token value - @return whether parsing should proceed - */ - virtual bool number_float(number_float_t val, const string_t& s) = 0; - - /*! - @brief a string was read - @param[in] val string value - @return whether parsing should proceed - @note It is safe to move the passed string. - */ - virtual bool string(string_t& val) = 0; - - /*! - @brief a binary string was read - @param[in] val binary value - @return whether parsing should proceed - @note It is safe to move the passed binary. - */ - virtual bool binary(binary_t& val) = 0; - - /*! - @brief the beginning of an object was read - @param[in] elements number of object elements or -1 if unknown - @return whether parsing should proceed - @note binary formats may report the number of elements - */ - virtual bool start_object(std::size_t elements) = 0; - - /*! - @brief an object key was read - @param[in] val object key - @return whether parsing should proceed - @note It is safe to move the passed string. - */ - virtual bool key(string_t& val) = 0; - - /*! - @brief the end of an object was read - @return whether parsing should proceed - */ - virtual bool end_object() = 0; - - /*! - @brief the beginning of an array was read - @param[in] elements number of array elements or -1 if unknown - @return whether parsing should proceed - @note binary formats may report the number of elements - */ - virtual bool start_array(std::size_t elements) = 0; - - /*! - @brief the end of an array was read - @return whether parsing should proceed - */ - virtual bool end_array() = 0; - - /*! - @brief a parse error occurred - @param[in] position the position in the input where the error occurs - @param[in] last_token the last read token - @param[in] ex an exception object describing the error - @return whether parsing should proceed (must return false) - */ - virtual bool parse_error(std::size_t position, - const std::string& last_token, - const detail::exception& ex) = 0; - - virtual ~json_sax() = default; -}; - - -namespace detail -{ -/*! -@brief SAX implementation to create a JSON value from SAX events - -This class implements the @ref json_sax interface and processes the SAX events -to create a JSON value which makes it basically a DOM parser. The structure or -hierarchy of the JSON value is managed by the stack `ref_stack` which contains -a pointer to the respective array or object for each recursion depth. - -After successful parsing, the value that is passed by reference to the -constructor contains the parsed value. - -@tparam BasicJsonType the JSON type -*/ -template -class json_sax_dom_parser -{ - public: - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - - /*! - @param[in, out] r reference to a JSON value that is manipulated while - parsing - @param[in] allow_exceptions_ whether parse errors yield exceptions - */ - explicit json_sax_dom_parser(BasicJsonType& r, const bool allow_exceptions_ = true) - : root(r), allow_exceptions(allow_exceptions_) - {} - - // make class move-only - json_sax_dom_parser(const json_sax_dom_parser&) = delete; - json_sax_dom_parser(json_sax_dom_parser&&) = default; - json_sax_dom_parser& operator=(const json_sax_dom_parser&) = delete; - json_sax_dom_parser& operator=(json_sax_dom_parser&&) = default; - ~json_sax_dom_parser() = default; - - bool null() - { - handle_value(nullptr); - return true; - } - - bool boolean(bool val) - { - handle_value(val); - return true; - } - - bool number_integer(number_integer_t val) - { - handle_value(val); - return true; - } - - bool number_unsigned(number_unsigned_t val) - { - handle_value(val); - return true; - } - - bool number_float(number_float_t val, const string_t& /*unused*/) - { - handle_value(val); - return true; - } - - bool string(string_t& val) - { - handle_value(val); - return true; - } - - bool binary(binary_t& val) - { - handle_value(std::move(val)); - return true; - } - - bool start_object(std::size_t len) - { - ref_stack.push_back(handle_value(BasicJsonType::value_t::object)); - - if (JSON_HEDLEY_UNLIKELY(len != std::size_t(-1) && len > ref_stack.back()->max_size())) - { - JSON_THROW(out_of_range::create(408, - "excessive object size: " + std::to_string(len))); - } - - return true; - } - - bool key(string_t& val) - { - // add null at given key and store the reference for later - object_element = &(ref_stack.back()->m_value.object->operator[](val)); - return true; - } - - bool end_object() - { - ref_stack.pop_back(); - return true; - } - - bool start_array(std::size_t len) - { - ref_stack.push_back(handle_value(BasicJsonType::value_t::array)); - - if (JSON_HEDLEY_UNLIKELY(len != std::size_t(-1) && len > ref_stack.back()->max_size())) - { - JSON_THROW(out_of_range::create(408, - "excessive array size: " + std::to_string(len))); - } - - return true; - } - - bool end_array() - { - ref_stack.pop_back(); - return true; - } - - template - bool parse_error(std::size_t /*unused*/, const std::string& /*unused*/, - const Exception& ex) - { - errored = true; - static_cast(ex); - if (allow_exceptions) - { - JSON_THROW(ex); - } - return false; - } - - constexpr bool is_errored() const - { - return errored; - } - - private: - /*! - @invariant If the ref stack is empty, then the passed value will be the new - root. - @invariant If the ref stack contains a value, then it is an array or an - object to which we can add elements - */ - template - JSON_HEDLEY_RETURNS_NON_NULL - BasicJsonType* handle_value(Value&& v) - { - if (ref_stack.empty()) - { - root = BasicJsonType(std::forward(v)); - return &root; - } - - JSON_ASSERT(ref_stack.back()->is_array() || ref_stack.back()->is_object()); - - if (ref_stack.back()->is_array()) - { - ref_stack.back()->m_value.array->emplace_back(std::forward(v)); - return &(ref_stack.back()->m_value.array->back()); - } - - JSON_ASSERT(ref_stack.back()->is_object()); - JSON_ASSERT(object_element); - *object_element = BasicJsonType(std::forward(v)); - return object_element; - } - - /// the parsed JSON value - BasicJsonType& root; - /// stack to model hierarchy of values - std::vector ref_stack {}; - /// helper to hold the reference for the next object element - BasicJsonType* object_element = nullptr; - /// whether a syntax error occurred - bool errored = false; - /// whether to throw exceptions in case of errors - const bool allow_exceptions = true; -}; - -template -class json_sax_dom_callback_parser -{ - public: - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - using parser_callback_t = typename BasicJsonType::parser_callback_t; - using parse_event_t = typename BasicJsonType::parse_event_t; - - json_sax_dom_callback_parser(BasicJsonType& r, - const parser_callback_t cb, - const bool allow_exceptions_ = true) - : root(r), callback(cb), allow_exceptions(allow_exceptions_) - { - keep_stack.push_back(true); - } - - // make class move-only - json_sax_dom_callback_parser(const json_sax_dom_callback_parser&) = delete; - json_sax_dom_callback_parser(json_sax_dom_callback_parser&&) = default; - json_sax_dom_callback_parser& operator=(const json_sax_dom_callback_parser&) = delete; - json_sax_dom_callback_parser& operator=(json_sax_dom_callback_parser&&) = default; - ~json_sax_dom_callback_parser() = default; - - bool null() - { - handle_value(nullptr); - return true; - } - - bool boolean(bool val) - { - handle_value(val); - return true; - } - - bool number_integer(number_integer_t val) - { - handle_value(val); - return true; - } - - bool number_unsigned(number_unsigned_t val) - { - handle_value(val); - return true; - } - - bool number_float(number_float_t val, const string_t& /*unused*/) - { - handle_value(val); - return true; - } - - bool string(string_t& val) - { - handle_value(val); - return true; - } - - bool binary(binary_t& val) - { - handle_value(std::move(val)); - return true; - } - - bool start_object(std::size_t len) - { - // check callback for object start - const bool keep = callback(static_cast(ref_stack.size()), parse_event_t::object_start, discarded); - keep_stack.push_back(keep); - - auto val = handle_value(BasicJsonType::value_t::object, true); - ref_stack.push_back(val.second); - - // check object limit - if (ref_stack.back() && JSON_HEDLEY_UNLIKELY(len != std::size_t(-1) && len > ref_stack.back()->max_size())) - { - JSON_THROW(out_of_range::create(408, "excessive object size: " + std::to_string(len))); - } - - return true; - } - - bool key(string_t& val) - { - BasicJsonType k = BasicJsonType(val); - - // check callback for key - const bool keep = callback(static_cast(ref_stack.size()), parse_event_t::key, k); - key_keep_stack.push_back(keep); - - // add discarded value at given key and store the reference for later - if (keep && ref_stack.back()) - { - object_element = &(ref_stack.back()->m_value.object->operator[](val) = discarded); - } - - return true; - } - - bool end_object() - { - if (ref_stack.back() && !callback(static_cast(ref_stack.size()) - 1, parse_event_t::object_end, *ref_stack.back())) - { - // discard object - *ref_stack.back() = discarded; - } - - JSON_ASSERT(!ref_stack.empty()); - JSON_ASSERT(!keep_stack.empty()); - ref_stack.pop_back(); - keep_stack.pop_back(); - - if (!ref_stack.empty() && ref_stack.back() && ref_stack.back()->is_structured()) - { - // remove discarded value - for (auto it = ref_stack.back()->begin(); it != ref_stack.back()->end(); ++it) - { - if (it->is_discarded()) - { - ref_stack.back()->erase(it); - break; - } - } - } - - return true; - } - - bool start_array(std::size_t len) - { - const bool keep = callback(static_cast(ref_stack.size()), parse_event_t::array_start, discarded); - keep_stack.push_back(keep); - - auto val = handle_value(BasicJsonType::value_t::array, true); - ref_stack.push_back(val.second); - - // check array limit - if (ref_stack.back() && JSON_HEDLEY_UNLIKELY(len != std::size_t(-1) && len > ref_stack.back()->max_size())) - { - JSON_THROW(out_of_range::create(408, "excessive array size: " + std::to_string(len))); - } - - return true; - } - - bool end_array() - { - bool keep = true; - - if (ref_stack.back()) - { - keep = callback(static_cast(ref_stack.size()) - 1, parse_event_t::array_end, *ref_stack.back()); - if (!keep) - { - // discard array - *ref_stack.back() = discarded; - } - } - - JSON_ASSERT(!ref_stack.empty()); - JSON_ASSERT(!keep_stack.empty()); - ref_stack.pop_back(); - keep_stack.pop_back(); - - // remove discarded value - if (!keep && !ref_stack.empty() && ref_stack.back()->is_array()) - { - ref_stack.back()->m_value.array->pop_back(); - } - - return true; - } - - template - bool parse_error(std::size_t /*unused*/, const std::string& /*unused*/, - const Exception& ex) - { - errored = true; - static_cast(ex); - if (allow_exceptions) - { - JSON_THROW(ex); - } - return false; - } - - constexpr bool is_errored() const - { - return errored; - } - - private: - /*! - @param[in] v value to add to the JSON value we build during parsing - @param[in] skip_callback whether we should skip calling the callback - function; this is required after start_array() and - start_object() SAX events, because otherwise we would call the - callback function with an empty array or object, respectively. - - @invariant If the ref stack is empty, then the passed value will be the new - root. - @invariant If the ref stack contains a value, then it is an array or an - object to which we can add elements - - @return pair of boolean (whether value should be kept) and pointer (to the - passed value in the ref_stack hierarchy; nullptr if not kept) - */ - template - std::pair handle_value(Value&& v, const bool skip_callback = false) - { - JSON_ASSERT(!keep_stack.empty()); - - // do not handle this value if we know it would be added to a discarded - // container - if (!keep_stack.back()) - { - return {false, nullptr}; - } - - // create value - auto value = BasicJsonType(std::forward(v)); - - // check callback - const bool keep = skip_callback || callback(static_cast(ref_stack.size()), parse_event_t::value, value); - - // do not handle this value if we just learnt it shall be discarded - if (!keep) - { - return {false, nullptr}; - } - - if (ref_stack.empty()) - { - root = std::move(value); - return {true, &root}; - } - - // skip this value if we already decided to skip the parent - // (https://github.com/nlohmann/json/issues/971#issuecomment-413678360) - if (!ref_stack.back()) - { - return {false, nullptr}; - } - - // we now only expect arrays and objects - JSON_ASSERT(ref_stack.back()->is_array() || ref_stack.back()->is_object()); - - // array - if (ref_stack.back()->is_array()) - { - ref_stack.back()->m_value.array->push_back(std::move(value)); - return {true, &(ref_stack.back()->m_value.array->back())}; - } - - // object - JSON_ASSERT(ref_stack.back()->is_object()); - // check if we should store an element for the current key - JSON_ASSERT(!key_keep_stack.empty()); - const bool store_element = key_keep_stack.back(); - key_keep_stack.pop_back(); - - if (!store_element) - { - return {false, nullptr}; - } - - JSON_ASSERT(object_element); - *object_element = std::move(value); - return {true, object_element}; - } - - /// the parsed JSON value - BasicJsonType& root; - /// stack to model hierarchy of values - std::vector ref_stack {}; - /// stack to manage which values to keep - std::vector keep_stack {}; - /// stack to manage which object keys to keep - std::vector key_keep_stack {}; - /// helper to hold the reference for the next object element - BasicJsonType* object_element = nullptr; - /// whether a syntax error occurred - bool errored = false; - /// callback function - const parser_callback_t callback = nullptr; - /// whether to throw exceptions in case of errors - const bool allow_exceptions = true; - /// a discarded value for the callback - BasicJsonType discarded = BasicJsonType::value_t::discarded; -}; - -template -class json_sax_acceptor -{ - public: - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - - bool null() - { - return true; - } - - bool boolean(bool /*unused*/) - { - return true; - } - - bool number_integer(number_integer_t /*unused*/) - { - return true; - } - - bool number_unsigned(number_unsigned_t /*unused*/) - { - return true; - } - - bool number_float(number_float_t /*unused*/, const string_t& /*unused*/) - { - return true; - } - - bool string(string_t& /*unused*/) - { - return true; - } - - bool binary(binary_t& /*unused*/) - { - return true; - } - - bool start_object(std::size_t /*unused*/ = std::size_t(-1)) - { - return true; - } - - bool key(string_t& /*unused*/) - { - return true; - } - - bool end_object() - { - return true; - } - - bool start_array(std::size_t /*unused*/ = std::size_t(-1)) - { - return true; - } - - bool end_array() - { - return true; - } - - bool parse_error(std::size_t /*unused*/, const std::string& /*unused*/, const detail::exception& /*unused*/) - { - return false; - } -}; -} // namespace detail - -} // namespace nlohmann - -// #include - - -#include // array -#include // localeconv -#include // size_t -#include // snprintf -#include // strtof, strtod, strtold, strtoll, strtoull -#include // initializer_list -#include // char_traits, string -#include // move -#include // vector - -// #include - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -/////////// -// lexer // -/////////// - -template -class lexer_base -{ - public: - /// token types for the parser - enum class token_type - { - uninitialized, ///< indicating the scanner is uninitialized - literal_true, ///< the `true` literal - literal_false, ///< the `false` literal - literal_null, ///< the `null` literal - value_string, ///< a string -- use get_string() for actual value - value_unsigned, ///< an unsigned integer -- use get_number_unsigned() for actual value - value_integer, ///< a signed integer -- use get_number_integer() for actual value - value_float, ///< an floating point number -- use get_number_float() for actual value - begin_array, ///< the character for array begin `[` - begin_object, ///< the character for object begin `{` - end_array, ///< the character for array end `]` - end_object, ///< the character for object end `}` - name_separator, ///< the name separator `:` - value_separator, ///< the value separator `,` - parse_error, ///< indicating a parse error - end_of_input, ///< indicating the end of the input buffer - literal_or_value ///< a literal or the begin of a value (only for diagnostics) - }; - - /// return name of values of type token_type (only used for errors) - JSON_HEDLEY_RETURNS_NON_NULL - JSON_HEDLEY_CONST - static const char* token_type_name(const token_type t) noexcept - { - switch (t) - { - case token_type::uninitialized: - return ""; - case token_type::literal_true: - return "true literal"; - case token_type::literal_false: - return "false literal"; - case token_type::literal_null: - return "null literal"; - case token_type::value_string: - return "string literal"; - case token_type::value_unsigned: - case token_type::value_integer: - case token_type::value_float: - return "number literal"; - case token_type::begin_array: - return "'['"; - case token_type::begin_object: - return "'{'"; - case token_type::end_array: - return "']'"; - case token_type::end_object: - return "'}'"; - case token_type::name_separator: - return "':'"; - case token_type::value_separator: - return "','"; - case token_type::parse_error: - return ""; - case token_type::end_of_input: - return "end of input"; - case token_type::literal_or_value: - return "'[', '{', or a literal"; - // LCOV_EXCL_START - default: // catch non-enum values - return "unknown token"; - // LCOV_EXCL_STOP - } - } -}; -/*! -@brief lexical analysis - -This class organizes the lexical analysis during JSON deserialization. -*/ -template -class lexer : public lexer_base -{ - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using char_type = typename InputAdapterType::char_type; - using char_int_type = typename std::char_traits::int_type; - - public: - using token_type = typename lexer_base::token_type; - - explicit lexer(InputAdapterType&& adapter, bool ignore_comments_ = false) - : ia(std::move(adapter)) - , ignore_comments(ignore_comments_) - , decimal_point_char(static_cast(get_decimal_point())) - {} - - // delete because of pointer members - lexer(const lexer&) = delete; - lexer(lexer&&) = default; - lexer& operator=(lexer&) = delete; - lexer& operator=(lexer&&) = default; - ~lexer() = default; - - private: - ///////////////////// - // locales - ///////////////////// - - /// return the locale-dependent decimal point - JSON_HEDLEY_PURE - static char get_decimal_point() noexcept - { - const auto* loc = localeconv(); - JSON_ASSERT(loc != nullptr); - return (loc->decimal_point == nullptr) ? '.' : *(loc->decimal_point); - } - - ///////////////////// - // scan functions - ///////////////////// - - /*! - @brief get codepoint from 4 hex characters following `\u` - - For input "\u c1 c2 c3 c4" the codepoint is: - (c1 * 0x1000) + (c2 * 0x0100) + (c3 * 0x0010) + c4 - = (c1 << 12) + (c2 << 8) + (c3 << 4) + (c4 << 0) - - Furthermore, the possible characters '0'..'9', 'A'..'F', and 'a'..'f' - must be converted to the integers 0x0..0x9, 0xA..0xF, 0xA..0xF, resp. The - conversion is done by subtracting the offset (0x30, 0x37, and 0x57) - between the ASCII value of the character and the desired integer value. - - @return codepoint (0x0000..0xFFFF) or -1 in case of an error (e.g. EOF or - non-hex character) - */ - int get_codepoint() - { - // this function only makes sense after reading `\u` - JSON_ASSERT(current == 'u'); - int codepoint = 0; - - const auto factors = { 12u, 8u, 4u, 0u }; - for (const auto factor : factors) - { - get(); - - if (current >= '0' && current <= '9') - { - codepoint += static_cast((static_cast(current) - 0x30u) << factor); - } - else if (current >= 'A' && current <= 'F') - { - codepoint += static_cast((static_cast(current) - 0x37u) << factor); - } - else if (current >= 'a' && current <= 'f') - { - codepoint += static_cast((static_cast(current) - 0x57u) << factor); - } - else - { - return -1; - } - } - - JSON_ASSERT(0x0000 <= codepoint && codepoint <= 0xFFFF); - return codepoint; - } - - /*! - @brief check if the next byte(s) are inside a given range - - Adds the current byte and, for each passed range, reads a new byte and - checks if it is inside the range. If a violation was detected, set up an - error message and return false. Otherwise, return true. - - @param[in] ranges list of integers; interpreted as list of pairs of - inclusive lower and upper bound, respectively - - @pre The passed list @a ranges must have 2, 4, or 6 elements; that is, - 1, 2, or 3 pairs. This precondition is enforced by an assertion. - - @return true if and only if no range violation was detected - */ - bool next_byte_in_range(std::initializer_list ranges) - { - JSON_ASSERT(ranges.size() == 2 || ranges.size() == 4 || ranges.size() == 6); - add(current); - - for (auto range = ranges.begin(); range != ranges.end(); ++range) - { - get(); - if (JSON_HEDLEY_LIKELY(*range <= current && current <= *(++range))) - { - add(current); - } - else - { - error_message = "invalid string: ill-formed UTF-8 byte"; - return false; - } - } - - return true; - } - - /*! - @brief scan a string literal - - This function scans a string according to Sect. 7 of RFC 7159. While - scanning, bytes are escaped and copied into buffer token_buffer. Then the - function returns successfully, token_buffer is *not* null-terminated (as it - may contain \0 bytes), and token_buffer.size() is the number of bytes in the - string. - - @return token_type::value_string if string could be successfully scanned, - token_type::parse_error otherwise - - @note In case of errors, variable error_message contains a textual - description. - */ - token_type scan_string() - { - // reset token_buffer (ignore opening quote) - reset(); - - // we entered the function by reading an open quote - JSON_ASSERT(current == '\"'); - - while (true) - { - // get next character - switch (get()) - { - // end of file while parsing string - case std::char_traits::eof(): - { - error_message = "invalid string: missing closing quote"; - return token_type::parse_error; - } - - // closing quote - case '\"': - { - return token_type::value_string; - } - - // escapes - case '\\': - { - switch (get()) - { - // quotation mark - case '\"': - add('\"'); - break; - // reverse solidus - case '\\': - add('\\'); - break; - // solidus - case '/': - add('/'); - break; - // backspace - case 'b': - add('\b'); - break; - // form feed - case 'f': - add('\f'); - break; - // line feed - case 'n': - add('\n'); - break; - // carriage return - case 'r': - add('\r'); - break; - // tab - case 't': - add('\t'); - break; - - // unicode escapes - case 'u': - { - const int codepoint1 = get_codepoint(); - int codepoint = codepoint1; // start with codepoint1 - - if (JSON_HEDLEY_UNLIKELY(codepoint1 == -1)) - { - error_message = "invalid string: '\\u' must be followed by 4 hex digits"; - return token_type::parse_error; - } - - // check if code point is a high surrogate - if (0xD800 <= codepoint1 && codepoint1 <= 0xDBFF) - { - // expect next \uxxxx entry - if (JSON_HEDLEY_LIKELY(get() == '\\' && get() == 'u')) - { - const int codepoint2 = get_codepoint(); - - if (JSON_HEDLEY_UNLIKELY(codepoint2 == -1)) - { - error_message = "invalid string: '\\u' must be followed by 4 hex digits"; - return token_type::parse_error; - } - - // check if codepoint2 is a low surrogate - if (JSON_HEDLEY_LIKELY(0xDC00 <= codepoint2 && codepoint2 <= 0xDFFF)) - { - // overwrite codepoint - codepoint = static_cast( - // high surrogate occupies the most significant 22 bits - (static_cast(codepoint1) << 10u) - // low surrogate occupies the least significant 15 bits - + static_cast(codepoint2) - // there is still the 0xD800, 0xDC00 and 0x10000 noise - // in the result so we have to subtract with: - // (0xD800 << 10) + DC00 - 0x10000 = 0x35FDC00 - - 0x35FDC00u); - } - else - { - error_message = "invalid string: surrogate U+D800..U+DBFF must be followed by U+DC00..U+DFFF"; - return token_type::parse_error; - } - } - else - { - error_message = "invalid string: surrogate U+D800..U+DBFF must be followed by U+DC00..U+DFFF"; - return token_type::parse_error; - } - } - else - { - if (JSON_HEDLEY_UNLIKELY(0xDC00 <= codepoint1 && codepoint1 <= 0xDFFF)) - { - error_message = "invalid string: surrogate U+DC00..U+DFFF must follow U+D800..U+DBFF"; - return token_type::parse_error; - } - } - - // result of the above calculation yields a proper codepoint - JSON_ASSERT(0x00 <= codepoint && codepoint <= 0x10FFFF); - - // translate codepoint into bytes - if (codepoint < 0x80) - { - // 1-byte characters: 0xxxxxxx (ASCII) - add(static_cast(codepoint)); - } - else if (codepoint <= 0x7FF) - { - // 2-byte characters: 110xxxxx 10xxxxxx - add(static_cast(0xC0u | (static_cast(codepoint) >> 6u))); - add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); - } - else if (codepoint <= 0xFFFF) - { - // 3-byte characters: 1110xxxx 10xxxxxx 10xxxxxx - add(static_cast(0xE0u | (static_cast(codepoint) >> 12u))); - add(static_cast(0x80u | ((static_cast(codepoint) >> 6u) & 0x3Fu))); - add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); - } - else - { - // 4-byte characters: 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx - add(static_cast(0xF0u | (static_cast(codepoint) >> 18u))); - add(static_cast(0x80u | ((static_cast(codepoint) >> 12u) & 0x3Fu))); - add(static_cast(0x80u | ((static_cast(codepoint) >> 6u) & 0x3Fu))); - add(static_cast(0x80u | (static_cast(codepoint) & 0x3Fu))); - } - - break; - } - - // other characters after escape - default: - error_message = "invalid string: forbidden character after backslash"; - return token_type::parse_error; - } - - break; - } - - // invalid control characters - case 0x00: - { - error_message = "invalid string: control character U+0000 (NUL) must be escaped to \\u0000"; - return token_type::parse_error; - } - - case 0x01: - { - error_message = "invalid string: control character U+0001 (SOH) must be escaped to \\u0001"; - return token_type::parse_error; - } - - case 0x02: - { - error_message = "invalid string: control character U+0002 (STX) must be escaped to \\u0002"; - return token_type::parse_error; - } - - case 0x03: - { - error_message = "invalid string: control character U+0003 (ETX) must be escaped to \\u0003"; - return token_type::parse_error; - } - - case 0x04: - { - error_message = "invalid string: control character U+0004 (EOT) must be escaped to \\u0004"; - return token_type::parse_error; - } - - case 0x05: - { - error_message = "invalid string: control character U+0005 (ENQ) must be escaped to \\u0005"; - return token_type::parse_error; - } - - case 0x06: - { - error_message = "invalid string: control character U+0006 (ACK) must be escaped to \\u0006"; - return token_type::parse_error; - } - - case 0x07: - { - error_message = "invalid string: control character U+0007 (BEL) must be escaped to \\u0007"; - return token_type::parse_error; - } - - case 0x08: - { - error_message = "invalid string: control character U+0008 (BS) must be escaped to \\u0008 or \\b"; - return token_type::parse_error; - } - - case 0x09: - { - error_message = "invalid string: control character U+0009 (HT) must be escaped to \\u0009 or \\t"; - return token_type::parse_error; - } - - case 0x0A: - { - error_message = "invalid string: control character U+000A (LF) must be escaped to \\u000A or \\n"; - return token_type::parse_error; - } - - case 0x0B: - { - error_message = "invalid string: control character U+000B (VT) must be escaped to \\u000B"; - return token_type::parse_error; - } - - case 0x0C: - { - error_message = "invalid string: control character U+000C (FF) must be escaped to \\u000C or \\f"; - return token_type::parse_error; - } - - case 0x0D: - { - error_message = "invalid string: control character U+000D (CR) must be escaped to \\u000D or \\r"; - return token_type::parse_error; - } - - case 0x0E: - { - error_message = "invalid string: control character U+000E (SO) must be escaped to \\u000E"; - return token_type::parse_error; - } - - case 0x0F: - { - error_message = "invalid string: control character U+000F (SI) must be escaped to \\u000F"; - return token_type::parse_error; - } - - case 0x10: - { - error_message = "invalid string: control character U+0010 (DLE) must be escaped to \\u0010"; - return token_type::parse_error; - } - - case 0x11: - { - error_message = "invalid string: control character U+0011 (DC1) must be escaped to \\u0011"; - return token_type::parse_error; - } - - case 0x12: - { - error_message = "invalid string: control character U+0012 (DC2) must be escaped to \\u0012"; - return token_type::parse_error; - } - - case 0x13: - { - error_message = "invalid string: control character U+0013 (DC3) must be escaped to \\u0013"; - return token_type::parse_error; - } - - case 0x14: - { - error_message = "invalid string: control character U+0014 (DC4) must be escaped to \\u0014"; - return token_type::parse_error; - } - - case 0x15: - { - error_message = "invalid string: control character U+0015 (NAK) must be escaped to \\u0015"; - return token_type::parse_error; - } - - case 0x16: - { - error_message = "invalid string: control character U+0016 (SYN) must be escaped to \\u0016"; - return token_type::parse_error; - } - - case 0x17: - { - error_message = "invalid string: control character U+0017 (ETB) must be escaped to \\u0017"; - return token_type::parse_error; - } - - case 0x18: - { - error_message = "invalid string: control character U+0018 (CAN) must be escaped to \\u0018"; - return token_type::parse_error; - } - - case 0x19: - { - error_message = "invalid string: control character U+0019 (EM) must be escaped to \\u0019"; - return token_type::parse_error; - } - - case 0x1A: - { - error_message = "invalid string: control character U+001A (SUB) must be escaped to \\u001A"; - return token_type::parse_error; - } - - case 0x1B: - { - error_message = "invalid string: control character U+001B (ESC) must be escaped to \\u001B"; - return token_type::parse_error; - } - - case 0x1C: - { - error_message = "invalid string: control character U+001C (FS) must be escaped to \\u001C"; - return token_type::parse_error; - } - - case 0x1D: - { - error_message = "invalid string: control character U+001D (GS) must be escaped to \\u001D"; - return token_type::parse_error; - } - - case 0x1E: - { - error_message = "invalid string: control character U+001E (RS) must be escaped to \\u001E"; - return token_type::parse_error; - } - - case 0x1F: - { - error_message = "invalid string: control character U+001F (US) must be escaped to \\u001F"; - return token_type::parse_error; - } - - // U+0020..U+007F (except U+0022 (quote) and U+005C (backspace)) - case 0x20: - case 0x21: - case 0x23: - case 0x24: - case 0x25: - case 0x26: - case 0x27: - case 0x28: - case 0x29: - case 0x2A: - case 0x2B: - case 0x2C: - case 0x2D: - case 0x2E: - case 0x2F: - case 0x30: - case 0x31: - case 0x32: - case 0x33: - case 0x34: - case 0x35: - case 0x36: - case 0x37: - case 0x38: - case 0x39: - case 0x3A: - case 0x3B: - case 0x3C: - case 0x3D: - case 0x3E: - case 0x3F: - case 0x40: - case 0x41: - case 0x42: - case 0x43: - case 0x44: - case 0x45: - case 0x46: - case 0x47: - case 0x48: - case 0x49: - case 0x4A: - case 0x4B: - case 0x4C: - case 0x4D: - case 0x4E: - case 0x4F: - case 0x50: - case 0x51: - case 0x52: - case 0x53: - case 0x54: - case 0x55: - case 0x56: - case 0x57: - case 0x58: - case 0x59: - case 0x5A: - case 0x5B: - case 0x5D: - case 0x5E: - case 0x5F: - case 0x60: - case 0x61: - case 0x62: - case 0x63: - case 0x64: - case 0x65: - case 0x66: - case 0x67: - case 0x68: - case 0x69: - case 0x6A: - case 0x6B: - case 0x6C: - case 0x6D: - case 0x6E: - case 0x6F: - case 0x70: - case 0x71: - case 0x72: - case 0x73: - case 0x74: - case 0x75: - case 0x76: - case 0x77: - case 0x78: - case 0x79: - case 0x7A: - case 0x7B: - case 0x7C: - case 0x7D: - case 0x7E: - case 0x7F: - { - add(current); - break; - } - - // U+0080..U+07FF: bytes C2..DF 80..BF - case 0xC2: - case 0xC3: - case 0xC4: - case 0xC5: - case 0xC6: - case 0xC7: - case 0xC8: - case 0xC9: - case 0xCA: - case 0xCB: - case 0xCC: - case 0xCD: - case 0xCE: - case 0xCF: - case 0xD0: - case 0xD1: - case 0xD2: - case 0xD3: - case 0xD4: - case 0xD5: - case 0xD6: - case 0xD7: - case 0xD8: - case 0xD9: - case 0xDA: - case 0xDB: - case 0xDC: - case 0xDD: - case 0xDE: - case 0xDF: - { - if (JSON_HEDLEY_UNLIKELY(!next_byte_in_range({0x80, 0xBF}))) - { - return token_type::parse_error; - } - break; - } - - // U+0800..U+0FFF: bytes E0 A0..BF 80..BF - case 0xE0: - { - if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0xA0, 0xBF, 0x80, 0xBF})))) - { - return token_type::parse_error; - } - break; - } - - // U+1000..U+CFFF: bytes E1..EC 80..BF 80..BF - // U+E000..U+FFFF: bytes EE..EF 80..BF 80..BF - case 0xE1: - case 0xE2: - case 0xE3: - case 0xE4: - case 0xE5: - case 0xE6: - case 0xE7: - case 0xE8: - case 0xE9: - case 0xEA: - case 0xEB: - case 0xEC: - case 0xEE: - case 0xEF: - { - if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0xBF, 0x80, 0xBF})))) - { - return token_type::parse_error; - } - break; - } - - // U+D000..U+D7FF: bytes ED 80..9F 80..BF - case 0xED: - { - if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0x9F, 0x80, 0xBF})))) - { - return token_type::parse_error; - } - break; - } - - // U+10000..U+3FFFF F0 90..BF 80..BF 80..BF - case 0xF0: - { - if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x90, 0xBF, 0x80, 0xBF, 0x80, 0xBF})))) - { - return token_type::parse_error; - } - break; - } - - // U+40000..U+FFFFF F1..F3 80..BF 80..BF 80..BF - case 0xF1: - case 0xF2: - case 0xF3: - { - if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0xBF, 0x80, 0xBF, 0x80, 0xBF})))) - { - return token_type::parse_error; - } - break; - } - - // U+100000..U+10FFFF F4 80..8F 80..BF 80..BF - case 0xF4: - { - if (JSON_HEDLEY_UNLIKELY(!(next_byte_in_range({0x80, 0x8F, 0x80, 0xBF, 0x80, 0xBF})))) - { - return token_type::parse_error; - } - break; - } - - // remaining bytes (80..C1 and F5..FF) are ill-formed - default: - { - error_message = "invalid string: ill-formed UTF-8 byte"; - return token_type::parse_error; - } - } - } - } - - /*! - * @brief scan a comment - * @return whether comment could be scanned successfully - */ - bool scan_comment() - { - switch (get()) - { - // single-line comments skip input until a newline or EOF is read - case '/': - { - while (true) - { - switch (get()) - { - case '\n': - case '\r': - case std::char_traits::eof(): - case '\0': - return true; - - default: - break; - } - } - } - - // multi-line comments skip input until */ is read - case '*': - { - while (true) - { - switch (get()) - { - case std::char_traits::eof(): - case '\0': - { - error_message = "invalid comment; missing closing '*/'"; - return false; - } - - case '*': - { - switch (get()) - { - case '/': - return true; - - default: - { - unget(); - continue; - } - } - } - - default: - continue; - } - } - } - - // unexpected character after reading '/' - default: - { - error_message = "invalid comment; expecting '/' or '*' after '/'"; - return false; - } - } - } - - JSON_HEDLEY_NON_NULL(2) - static void strtof(float& f, const char* str, char** endptr) noexcept - { - f = std::strtof(str, endptr); - } - - JSON_HEDLEY_NON_NULL(2) - static void strtof(double& f, const char* str, char** endptr) noexcept - { - f = std::strtod(str, endptr); - } - - JSON_HEDLEY_NON_NULL(2) - static void strtof(long double& f, const char* str, char** endptr) noexcept - { - f = std::strtold(str, endptr); - } - - /*! - @brief scan a number literal - - This function scans a string according to Sect. 6 of RFC 7159. - - The function is realized with a deterministic finite state machine derived - from the grammar described in RFC 7159. Starting in state "init", the - input is read and used to determined the next state. Only state "done" - accepts the number. State "error" is a trap state to model errors. In the - table below, "anything" means any character but the ones listed before. - - state | 0 | 1-9 | e E | + | - | . | anything - ---------|----------|----------|----------|---------|---------|----------|----------- - init | zero | any1 | [error] | [error] | minus | [error] | [error] - minus | zero | any1 | [error] | [error] | [error] | [error] | [error] - zero | done | done | exponent | done | done | decimal1 | done - any1 | any1 | any1 | exponent | done | done | decimal1 | done - decimal1 | decimal2 | decimal2 | [error] | [error] | [error] | [error] | [error] - decimal2 | decimal2 | decimal2 | exponent | done | done | done | done - exponent | any2 | any2 | [error] | sign | sign | [error] | [error] - sign | any2 | any2 | [error] | [error] | [error] | [error] | [error] - any2 | any2 | any2 | done | done | done | done | done - - The state machine is realized with one label per state (prefixed with - "scan_number_") and `goto` statements between them. The state machine - contains cycles, but any cycle can be left when EOF is read. Therefore, - the function is guaranteed to terminate. - - During scanning, the read bytes are stored in token_buffer. This string is - then converted to a signed integer, an unsigned integer, or a - floating-point number. - - @return token_type::value_unsigned, token_type::value_integer, or - token_type::value_float if number could be successfully scanned, - token_type::parse_error otherwise - - @note The scanner is independent of the current locale. Internally, the - locale's decimal point is used instead of `.` to work with the - locale-dependent converters. - */ - token_type scan_number() // lgtm [cpp/use-of-goto] - { - // reset token_buffer to store the number's bytes - reset(); - - // the type of the parsed number; initially set to unsigned; will be - // changed if minus sign, decimal point or exponent is read - token_type number_type = token_type::value_unsigned; - - // state (init): we just found out we need to scan a number - switch (current) - { - case '-': - { - add(current); - goto scan_number_minus; - } - - case '0': - { - add(current); - goto scan_number_zero; - } - - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_any1; - } - - // all other characters are rejected outside scan_number() - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - -scan_number_minus: - // state: we just parsed a leading minus sign - number_type = token_type::value_integer; - switch (get()) - { - case '0': - { - add(current); - goto scan_number_zero; - } - - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_any1; - } - - default: - { - error_message = "invalid number; expected digit after '-'"; - return token_type::parse_error; - } - } - -scan_number_zero: - // state: we just parse a zero (maybe with a leading minus sign) - switch (get()) - { - case '.': - { - add(decimal_point_char); - goto scan_number_decimal1; - } - - case 'e': - case 'E': - { - add(current); - goto scan_number_exponent; - } - - default: - goto scan_number_done; - } - -scan_number_any1: - // state: we just parsed a number 0-9 (maybe with a leading minus sign) - switch (get()) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_any1; - } - - case '.': - { - add(decimal_point_char); - goto scan_number_decimal1; - } - - case 'e': - case 'E': - { - add(current); - goto scan_number_exponent; - } - - default: - goto scan_number_done; - } - -scan_number_decimal1: - // state: we just parsed a decimal point - number_type = token_type::value_float; - switch (get()) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_decimal2; - } - - default: - { - error_message = "invalid number; expected digit after '.'"; - return token_type::parse_error; - } - } - -scan_number_decimal2: - // we just parsed at least one number after a decimal point - switch (get()) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_decimal2; - } - - case 'e': - case 'E': - { - add(current); - goto scan_number_exponent; - } - - default: - goto scan_number_done; - } - -scan_number_exponent: - // we just parsed an exponent - number_type = token_type::value_float; - switch (get()) - { - case '+': - case '-': - { - add(current); - goto scan_number_sign; - } - - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_any2; - } - - default: - { - error_message = - "invalid number; expected '+', '-', or digit after exponent"; - return token_type::parse_error; - } - } - -scan_number_sign: - // we just parsed an exponent sign - switch (get()) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_any2; - } - - default: - { - error_message = "invalid number; expected digit after exponent sign"; - return token_type::parse_error; - } - } - -scan_number_any2: - // we just parsed a number after the exponent or exponent sign - switch (get()) - { - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - { - add(current); - goto scan_number_any2; - } - - default: - goto scan_number_done; - } - -scan_number_done: - // unget the character after the number (we only read it to know that - // we are done scanning a number) - unget(); - - char* endptr = nullptr; - errno = 0; - - // try to parse integers first and fall back to floats - if (number_type == token_type::value_unsigned) - { - const auto x = std::strtoull(token_buffer.data(), &endptr, 10); - - // we checked the number format before - JSON_ASSERT(endptr == token_buffer.data() + token_buffer.size()); - - if (errno == 0) - { - value_unsigned = static_cast(x); - if (value_unsigned == x) - { - return token_type::value_unsigned; - } - } - } - else if (number_type == token_type::value_integer) - { - const auto x = std::strtoll(token_buffer.data(), &endptr, 10); - - // we checked the number format before - JSON_ASSERT(endptr == token_buffer.data() + token_buffer.size()); - - if (errno == 0) - { - value_integer = static_cast(x); - if (value_integer == x) - { - return token_type::value_integer; - } - } - } - - // this code is reached if we parse a floating-point number or if an - // integer conversion above failed - strtof(value_float, token_buffer.data(), &endptr); - - // we checked the number format before - JSON_ASSERT(endptr == token_buffer.data() + token_buffer.size()); - - return token_type::value_float; - } - - /*! - @param[in] literal_text the literal text to expect - @param[in] length the length of the passed literal text - @param[in] return_type the token type to return on success - */ - JSON_HEDLEY_NON_NULL(2) - token_type scan_literal(const char_type* literal_text, const std::size_t length, - token_type return_type) - { - JSON_ASSERT(std::char_traits::to_char_type(current) == literal_text[0]); - for (std::size_t i = 1; i < length; ++i) - { - if (JSON_HEDLEY_UNLIKELY(std::char_traits::to_char_type(get()) != literal_text[i])) - { - error_message = "invalid literal"; - return token_type::parse_error; - } - } - return return_type; - } - - ///////////////////// - // input management - ///////////////////// - - /// reset token_buffer; current character is beginning of token - void reset() noexcept - { - token_buffer.clear(); - token_string.clear(); - token_string.push_back(std::char_traits::to_char_type(current)); - } - - /* - @brief get next character from the input - - This function provides the interface to the used input adapter. It does - not throw in case the input reached EOF, but returns a - `std::char_traits::eof()` in that case. Stores the scanned characters - for use in error messages. - - @return character read from the input - */ - char_int_type get() - { - ++position.chars_read_total; - ++position.chars_read_current_line; - - if (next_unget) - { - // just reset the next_unget variable and work with current - next_unget = false; - } - else - { - current = ia.get_character(); - } - - if (JSON_HEDLEY_LIKELY(current != std::char_traits::eof())) - { - token_string.push_back(std::char_traits::to_char_type(current)); - } - - if (current == '\n') - { - ++position.lines_read; - position.chars_read_current_line = 0; - } - - return current; - } - - /*! - @brief unget current character (read it again on next get) - - We implement unget by setting variable next_unget to true. The input is not - changed - we just simulate ungetting by modifying chars_read_total, - chars_read_current_line, and token_string. The next call to get() will - behave as if the unget character is read again. - */ - void unget() - { - next_unget = true; - - --position.chars_read_total; - - // in case we "unget" a newline, we have to also decrement the lines_read - if (position.chars_read_current_line == 0) - { - if (position.lines_read > 0) - { - --position.lines_read; - } - } - else - { - --position.chars_read_current_line; - } - - if (JSON_HEDLEY_LIKELY(current != std::char_traits::eof())) - { - JSON_ASSERT(!token_string.empty()); - token_string.pop_back(); - } - } - - /// add a character to token_buffer - void add(char_int_type c) - { - token_buffer.push_back(static_cast(c)); - } - - public: - ///////////////////// - // value getters - ///////////////////// - - /// return integer value - constexpr number_integer_t get_number_integer() const noexcept - { - return value_integer; - } - - /// return unsigned integer value - constexpr number_unsigned_t get_number_unsigned() const noexcept - { - return value_unsigned; - } - - /// return floating-point value - constexpr number_float_t get_number_float() const noexcept - { - return value_float; - } - - /// return current string value (implicitly resets the token; useful only once) - string_t& get_string() - { - return token_buffer; - } - - ///////////////////// - // diagnostics - ///////////////////// - - /// return position of last read token - constexpr position_t get_position() const noexcept - { - return position; - } - - /// return the last read token (for errors only). Will never contain EOF - /// (an arbitrary value that is not a valid char value, often -1), because - /// 255 may legitimately occur. May contain NUL, which should be escaped. - std::string get_token_string() const - { - // escape control characters - std::string result; - for (const auto c : token_string) - { - if (static_cast(c) <= '\x1F') - { - // escape control characters - std::array cs{{}}; - (std::snprintf)(cs.data(), cs.size(), "", static_cast(c)); - result += cs.data(); - } - else - { - // add character as is - result.push_back(static_cast(c)); - } - } - - return result; - } - - /// return syntax error message - JSON_HEDLEY_RETURNS_NON_NULL - constexpr const char* get_error_message() const noexcept - { - return error_message; - } - - ///////////////////// - // actual scanner - ///////////////////// - - /*! - @brief skip the UTF-8 byte order mark - @return true iff there is no BOM or the correct BOM has been skipped - */ - bool skip_bom() - { - if (get() == 0xEF) - { - // check if we completely parse the BOM - return get() == 0xBB && get() == 0xBF; - } - - // the first character is not the beginning of the BOM; unget it to - // process is later - unget(); - return true; - } - - void skip_whitespace() - { - do - { - get(); - } - while (current == ' ' || current == '\t' || current == '\n' || current == '\r'); - } - - token_type scan() - { - // initially, skip the BOM - if (position.chars_read_total == 0 && !skip_bom()) - { - error_message = "invalid BOM; must be 0xEF 0xBB 0xBF if given"; - return token_type::parse_error; - } - - // read next character and ignore whitespace - skip_whitespace(); - - // ignore comments - while (ignore_comments && current == '/') - { - if (!scan_comment()) - { - return token_type::parse_error; - } - - // skip following whitespace - skip_whitespace(); - } - - switch (current) - { - // structural characters - case '[': - return token_type::begin_array; - case ']': - return token_type::end_array; - case '{': - return token_type::begin_object; - case '}': - return token_type::end_object; - case ':': - return token_type::name_separator; - case ',': - return token_type::value_separator; - - // literals - case 't': - { - std::array true_literal = {{'t', 'r', 'u', 'e'}}; - return scan_literal(true_literal.data(), true_literal.size(), token_type::literal_true); - } - case 'f': - { - std::array false_literal = {{'f', 'a', 'l', 's', 'e'}}; - return scan_literal(false_literal.data(), false_literal.size(), token_type::literal_false); - } - case 'n': - { - std::array null_literal = {{'n', 'u', 'l', 'l'}}; - return scan_literal(null_literal.data(), null_literal.size(), token_type::literal_null); - } - - // string - case '\"': - return scan_string(); - - // number - case '-': - case '0': - case '1': - case '2': - case '3': - case '4': - case '5': - case '6': - case '7': - case '8': - case '9': - return scan_number(); - - // end of input (the null byte is needed when parsing from - // string literals) - case '\0': - case std::char_traits::eof(): - return token_type::end_of_input; - - // error - default: - error_message = "invalid literal"; - return token_type::parse_error; - } - } - - private: - /// input adapter - InputAdapterType ia; - - /// whether comments should be ignored (true) or signaled as errors (false) - const bool ignore_comments = false; - - /// the current character - char_int_type current = std::char_traits::eof(); - - /// whether the next get() call should just return current - bool next_unget = false; - - /// the start position of the current token - position_t position {}; - - /// raw input token string (for error messages) - std::vector token_string {}; - - /// buffer for variable-length tokens (numbers, strings) - string_t token_buffer {}; - - /// a description of occurred lexer errors - const char* error_message = ""; - - // number values - number_integer_t value_integer = 0; - number_unsigned_t value_unsigned = 0; - number_float_t value_float = 0; - - /// the decimal point - const char_int_type decimal_point_char = '.'; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - - -#include // size_t -#include // declval -#include // string - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -template -using null_function_t = decltype(std::declval().null()); - -template -using boolean_function_t = - decltype(std::declval().boolean(std::declval())); - -template -using number_integer_function_t = - decltype(std::declval().number_integer(std::declval())); - -template -using number_unsigned_function_t = - decltype(std::declval().number_unsigned(std::declval())); - -template -using number_float_function_t = decltype(std::declval().number_float( - std::declval(), std::declval())); - -template -using string_function_t = - decltype(std::declval().string(std::declval())); - -template -using binary_function_t = - decltype(std::declval().binary(std::declval())); - -template -using start_object_function_t = - decltype(std::declval().start_object(std::declval())); - -template -using key_function_t = - decltype(std::declval().key(std::declval())); - -template -using end_object_function_t = decltype(std::declval().end_object()); - -template -using start_array_function_t = - decltype(std::declval().start_array(std::declval())); - -template -using end_array_function_t = decltype(std::declval().end_array()); - -template -using parse_error_function_t = decltype(std::declval().parse_error( - std::declval(), std::declval(), - std::declval())); - -template -struct is_sax -{ - private: - static_assert(is_basic_json::value, - "BasicJsonType must be of type basic_json<...>"); - - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - using exception_t = typename BasicJsonType::exception; - - public: - static constexpr bool value = - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value && - is_detected_exact::value; -}; - -template -struct is_sax_static_asserts -{ - private: - static_assert(is_basic_json::value, - "BasicJsonType must be of type basic_json<...>"); - - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - using exception_t = typename BasicJsonType::exception; - - public: - static_assert(is_detected_exact::value, - "Missing/invalid function: bool null()"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool boolean(bool)"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool boolean(bool)"); - static_assert( - is_detected_exact::value, - "Missing/invalid function: bool number_integer(number_integer_t)"); - static_assert( - is_detected_exact::value, - "Missing/invalid function: bool number_unsigned(number_unsigned_t)"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool number_float(number_float_t, const string_t&)"); - static_assert( - is_detected_exact::value, - "Missing/invalid function: bool string(string_t&)"); - static_assert( - is_detected_exact::value, - "Missing/invalid function: bool binary(binary_t&)"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool start_object(std::size_t)"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool key(string_t&)"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool end_object()"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool start_array(std::size_t)"); - static_assert(is_detected_exact::value, - "Missing/invalid function: bool end_array()"); - static_assert( - is_detected_exact::value, - "Missing/invalid function: bool parse_error(std::size_t, const " - "std::string&, const exception&)"); -}; -} // namespace detail -} // namespace nlohmann - -// #include - - -namespace nlohmann -{ -namespace detail -{ - -/// how to treat CBOR tags -enum class cbor_tag_handler_t -{ - error, ///< throw a parse_error exception in case of a tag - ignore ///< ignore tags -}; - -/*! -@brief determine system byte order - -@return true if and only if system's byte order is little endian - -@note from https://stackoverflow.com/a/1001328/266378 -*/ -static inline bool little_endianess(int num = 1) noexcept -{ - return *reinterpret_cast(&num) == 1; -} - - -/////////////////// -// binary reader // -/////////////////// - -/*! -@brief deserialization of CBOR, MessagePack, and UBJSON values -*/ -template> -class binary_reader -{ - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - using json_sax_t = SAX; - using char_type = typename InputAdapterType::char_type; - using char_int_type = typename std::char_traits::int_type; - - public: - /*! - @brief create a binary reader - - @param[in] adapter input adapter to read from - */ - explicit binary_reader(InputAdapterType&& adapter) : ia(std::move(adapter)) - { - (void)detail::is_sax_static_asserts {}; - } - - // make class move-only - binary_reader(const binary_reader&) = delete; - binary_reader(binary_reader&&) = default; - binary_reader& operator=(const binary_reader&) = delete; - binary_reader& operator=(binary_reader&&) = default; - ~binary_reader() = default; - - /*! - @param[in] format the binary format to parse - @param[in] sax_ a SAX event processor - @param[in] strict whether to expect the input to be consumed completed - @param[in] tag_handler how to treat CBOR tags - - @return - */ - JSON_HEDLEY_NON_NULL(3) - bool sax_parse(const input_format_t format, - json_sax_t* sax_, - const bool strict = true, - const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error) - { - sax = sax_; - bool result = false; - - switch (format) - { - case input_format_t::bson: - result = parse_bson_internal(); - break; - - case input_format_t::cbor: - result = parse_cbor_internal(true, tag_handler); - break; - - case input_format_t::msgpack: - result = parse_msgpack_internal(); - break; - - case input_format_t::ubjson: - result = parse_ubjson_internal(); - break; - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - - // strict mode: next byte must be EOF - if (result && strict) - { - if (format == input_format_t::ubjson) - { - get_ignore_noop(); - } - else - { - get(); - } - - if (JSON_HEDLEY_UNLIKELY(current != std::char_traits::eof())) - { - return sax->parse_error(chars_read, get_token_string(), - parse_error::create(110, chars_read, exception_message(format, "expected end of input; last byte: 0x" + get_token_string(), "value"))); - } - } - - return result; - } - - private: - ////////// - // BSON // - ////////// - - /*! - @brief Reads in a BSON-object and passes it to the SAX-parser. - @return whether a valid BSON-value was passed to the SAX parser - */ - bool parse_bson_internal() - { - std::int32_t document_size{}; - get_number(input_format_t::bson, document_size); - - if (JSON_HEDLEY_UNLIKELY(!sax->start_object(std::size_t(-1)))) - { - return false; - } - - if (JSON_HEDLEY_UNLIKELY(!parse_bson_element_list(/*is_array*/false))) - { - return false; - } - - return sax->end_object(); - } - - /*! - @brief Parses a C-style string from the BSON input. - @param[in, out] result A reference to the string variable where the read - string is to be stored. - @return `true` if the \x00-byte indicating the end of the string was - encountered before the EOF; false` indicates an unexpected EOF. - */ - bool get_bson_cstr(string_t& result) - { - auto out = std::back_inserter(result); - while (true) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::bson, "cstring"))) - { - return false; - } - if (current == 0x00) - { - return true; - } - *out++ = static_cast(current); - } - } - - /*! - @brief Parses a zero-terminated string of length @a len from the BSON - input. - @param[in] len The length (including the zero-byte at the end) of the - string to be read. - @param[in, out] result A reference to the string variable where the read - string is to be stored. - @tparam NumberType The type of the length @a len - @pre len >= 1 - @return `true` if the string was successfully parsed - */ - template - bool get_bson_string(const NumberType len, string_t& result) - { - if (JSON_HEDLEY_UNLIKELY(len < 1)) - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::bson, "string length must be at least 1, is " + std::to_string(len), "string"))); - } - - return get_string(input_format_t::bson, len - static_cast(1), result) && get() != std::char_traits::eof(); - } - - /*! - @brief Parses a byte array input of length @a len from the BSON input. - @param[in] len The length of the byte array to be read. - @param[in, out] result A reference to the binary variable where the read - array is to be stored. - @tparam NumberType The type of the length @a len - @pre len >= 0 - @return `true` if the byte array was successfully parsed - */ - template - bool get_bson_binary(const NumberType len, binary_t& result) - { - if (JSON_HEDLEY_UNLIKELY(len < 0)) - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::bson, "byte array length cannot be negative, is " + std::to_string(len), "binary"))); - } - - // All BSON binary values have a subtype - std::uint8_t subtype{}; - get_number(input_format_t::bson, subtype); - result.set_subtype(subtype); - - return get_binary(input_format_t::bson, len, result); - } - - /*! - @brief Read a BSON document element of the given @a element_type. - @param[in] element_type The BSON element type, c.f. http://bsonspec.org/spec.html - @param[in] element_type_parse_position The position in the input stream, - where the `element_type` was read. - @warning Not all BSON element types are supported yet. An unsupported - @a element_type will give rise to a parse_error.114: - Unsupported BSON record type 0x... - @return whether a valid BSON-object/array was passed to the SAX parser - */ - bool parse_bson_element_internal(const char_int_type element_type, - const std::size_t element_type_parse_position) - { - switch (element_type) - { - case 0x01: // double - { - double number{}; - return get_number(input_format_t::bson, number) && sax->number_float(static_cast(number), ""); - } - - case 0x02: // string - { - std::int32_t len{}; - string_t value; - return get_number(input_format_t::bson, len) && get_bson_string(len, value) && sax->string(value); - } - - case 0x03: // object - { - return parse_bson_internal(); - } - - case 0x04: // array - { - return parse_bson_array(); - } - - case 0x05: // binary - { - std::int32_t len{}; - binary_t value; - return get_number(input_format_t::bson, len) && get_bson_binary(len, value) && sax->binary(value); - } - - case 0x08: // boolean - { - return sax->boolean(get() != 0); - } - - case 0x0A: // null - { - return sax->null(); - } - - case 0x10: // int32 - { - std::int32_t value{}; - return get_number(input_format_t::bson, value) && sax->number_integer(value); - } - - case 0x12: // int64 - { - std::int64_t value{}; - return get_number(input_format_t::bson, value) && sax->number_integer(value); - } - - default: // anything else not supported (yet) - { - std::array cr{{}}; - (std::snprintf)(cr.data(), cr.size(), "%.2hhX", static_cast(element_type)); - return sax->parse_error(element_type_parse_position, std::string(cr.data()), parse_error::create(114, element_type_parse_position, "Unsupported BSON record type 0x" + std::string(cr.data()))); - } - } - } - - /*! - @brief Read a BSON element list (as specified in the BSON-spec) - - The same binary layout is used for objects and arrays, hence it must be - indicated with the argument @a is_array which one is expected - (true --> array, false --> object). - - @param[in] is_array Determines if the element list being read is to be - treated as an object (@a is_array == false), or as an - array (@a is_array == true). - @return whether a valid BSON-object/array was passed to the SAX parser - */ - bool parse_bson_element_list(const bool is_array) - { - string_t key; - - while (auto element_type = get()) - { - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::bson, "element list"))) - { - return false; - } - - const std::size_t element_type_parse_position = chars_read; - if (JSON_HEDLEY_UNLIKELY(!get_bson_cstr(key))) - { - return false; - } - - if (!is_array && !sax->key(key)) - { - return false; - } - - if (JSON_HEDLEY_UNLIKELY(!parse_bson_element_internal(element_type, element_type_parse_position))) - { - return false; - } - - // get_bson_cstr only appends - key.clear(); - } - - return true; - } - - /*! - @brief Reads an array from the BSON input and passes it to the SAX-parser. - @return whether a valid BSON-array was passed to the SAX parser - */ - bool parse_bson_array() - { - std::int32_t document_size{}; - get_number(input_format_t::bson, document_size); - - if (JSON_HEDLEY_UNLIKELY(!sax->start_array(std::size_t(-1)))) - { - return false; - } - - if (JSON_HEDLEY_UNLIKELY(!parse_bson_element_list(/*is_array*/true))) - { - return false; - } - - return sax->end_array(); - } - - ////////// - // CBOR // - ////////// - - /*! - @param[in] get_char whether a new character should be retrieved from the - input (true) or whether the last read character should - be considered instead (false) - @param[in] tag_handler how CBOR tags should be treated - - @return whether a valid CBOR value was passed to the SAX parser - */ - bool parse_cbor_internal(const bool get_char, - const cbor_tag_handler_t tag_handler) - { - switch (get_char ? get() : current) - { - // EOF - case std::char_traits::eof(): - return unexpect_eof(input_format_t::cbor, "value"); - - // Integer 0x00..0x17 (0..23) - case 0x00: - case 0x01: - case 0x02: - case 0x03: - case 0x04: - case 0x05: - case 0x06: - case 0x07: - case 0x08: - case 0x09: - case 0x0A: - case 0x0B: - case 0x0C: - case 0x0D: - case 0x0E: - case 0x0F: - case 0x10: - case 0x11: - case 0x12: - case 0x13: - case 0x14: - case 0x15: - case 0x16: - case 0x17: - return sax->number_unsigned(static_cast(current)); - - case 0x18: // Unsigned integer (one-byte uint8_t follows) - { - std::uint8_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_unsigned(number); - } - - case 0x19: // Unsigned integer (two-byte uint16_t follows) - { - std::uint16_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_unsigned(number); - } - - case 0x1A: // Unsigned integer (four-byte uint32_t follows) - { - std::uint32_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_unsigned(number); - } - - case 0x1B: // Unsigned integer (eight-byte uint64_t follows) - { - std::uint64_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_unsigned(number); - } - - // Negative integer -1-0x00..-1-0x17 (-1..-24) - case 0x20: - case 0x21: - case 0x22: - case 0x23: - case 0x24: - case 0x25: - case 0x26: - case 0x27: - case 0x28: - case 0x29: - case 0x2A: - case 0x2B: - case 0x2C: - case 0x2D: - case 0x2E: - case 0x2F: - case 0x30: - case 0x31: - case 0x32: - case 0x33: - case 0x34: - case 0x35: - case 0x36: - case 0x37: - return sax->number_integer(static_cast(0x20 - 1 - current)); - - case 0x38: // Negative integer (one-byte uint8_t follows) - { - std::uint8_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast(-1) - number); - } - - case 0x39: // Negative integer -1-n (two-byte uint16_t follows) - { - std::uint16_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast(-1) - number); - } - - case 0x3A: // Negative integer -1-n (four-byte uint32_t follows) - { - std::uint32_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast(-1) - number); - } - - case 0x3B: // Negative integer -1-n (eight-byte uint64_t follows) - { - std::uint64_t number{}; - return get_number(input_format_t::cbor, number) && sax->number_integer(static_cast(-1) - - static_cast(number)); - } - - // Binary data (0x00..0x17 bytes follow) - case 0x40: - case 0x41: - case 0x42: - case 0x43: - case 0x44: - case 0x45: - case 0x46: - case 0x47: - case 0x48: - case 0x49: - case 0x4A: - case 0x4B: - case 0x4C: - case 0x4D: - case 0x4E: - case 0x4F: - case 0x50: - case 0x51: - case 0x52: - case 0x53: - case 0x54: - case 0x55: - case 0x56: - case 0x57: - case 0x58: // Binary data (one-byte uint8_t for n follows) - case 0x59: // Binary data (two-byte uint16_t for n follow) - case 0x5A: // Binary data (four-byte uint32_t for n follow) - case 0x5B: // Binary data (eight-byte uint64_t for n follow) - case 0x5F: // Binary data (indefinite length) - { - binary_t b; - return get_cbor_binary(b) && sax->binary(b); - } - - // UTF-8 string (0x00..0x17 bytes follow) - case 0x60: - case 0x61: - case 0x62: - case 0x63: - case 0x64: - case 0x65: - case 0x66: - case 0x67: - case 0x68: - case 0x69: - case 0x6A: - case 0x6B: - case 0x6C: - case 0x6D: - case 0x6E: - case 0x6F: - case 0x70: - case 0x71: - case 0x72: - case 0x73: - case 0x74: - case 0x75: - case 0x76: - case 0x77: - case 0x78: // UTF-8 string (one-byte uint8_t for n follows) - case 0x79: // UTF-8 string (two-byte uint16_t for n follow) - case 0x7A: // UTF-8 string (four-byte uint32_t for n follow) - case 0x7B: // UTF-8 string (eight-byte uint64_t for n follow) - case 0x7F: // UTF-8 string (indefinite length) - { - string_t s; - return get_cbor_string(s) && sax->string(s); - } - - // array (0x00..0x17 data items follow) - case 0x80: - case 0x81: - case 0x82: - case 0x83: - case 0x84: - case 0x85: - case 0x86: - case 0x87: - case 0x88: - case 0x89: - case 0x8A: - case 0x8B: - case 0x8C: - case 0x8D: - case 0x8E: - case 0x8F: - case 0x90: - case 0x91: - case 0x92: - case 0x93: - case 0x94: - case 0x95: - case 0x96: - case 0x97: - return get_cbor_array(static_cast(static_cast(current) & 0x1Fu), tag_handler); - - case 0x98: // array (one-byte uint8_t for n follows) - { - std::uint8_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast(len), tag_handler); - } - - case 0x99: // array (two-byte uint16_t for n follow) - { - std::uint16_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast(len), tag_handler); - } - - case 0x9A: // array (four-byte uint32_t for n follow) - { - std::uint32_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast(len), tag_handler); - } - - case 0x9B: // array (eight-byte uint64_t for n follow) - { - std::uint64_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_array(static_cast(len), tag_handler); - } - - case 0x9F: // array (indefinite length) - return get_cbor_array(std::size_t(-1), tag_handler); - - // map (0x00..0x17 pairs of data items follow) - case 0xA0: - case 0xA1: - case 0xA2: - case 0xA3: - case 0xA4: - case 0xA5: - case 0xA6: - case 0xA7: - case 0xA8: - case 0xA9: - case 0xAA: - case 0xAB: - case 0xAC: - case 0xAD: - case 0xAE: - case 0xAF: - case 0xB0: - case 0xB1: - case 0xB2: - case 0xB3: - case 0xB4: - case 0xB5: - case 0xB6: - case 0xB7: - return get_cbor_object(static_cast(static_cast(current) & 0x1Fu), tag_handler); - - case 0xB8: // map (one-byte uint8_t for n follows) - { - std::uint8_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast(len), tag_handler); - } - - case 0xB9: // map (two-byte uint16_t for n follow) - { - std::uint16_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast(len), tag_handler); - } - - case 0xBA: // map (four-byte uint32_t for n follow) - { - std::uint32_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast(len), tag_handler); - } - - case 0xBB: // map (eight-byte uint64_t for n follow) - { - std::uint64_t len{}; - return get_number(input_format_t::cbor, len) && get_cbor_object(static_cast(len), tag_handler); - } - - case 0xBF: // map (indefinite length) - return get_cbor_object(std::size_t(-1), tag_handler); - - case 0xC6: // tagged item - case 0xC7: - case 0xC8: - case 0xC9: - case 0xCA: - case 0xCB: - case 0xCC: - case 0xCD: - case 0xCE: - case 0xCF: - case 0xD0: - case 0xD1: - case 0xD2: - case 0xD3: - case 0xD4: - case 0xD8: // tagged item (1 bytes follow) - case 0xD9: // tagged item (2 bytes follow) - case 0xDA: // tagged item (4 bytes follow) - case 0xDB: // tagged item (8 bytes follow) - { - switch (tag_handler) - { - case cbor_tag_handler_t::error: - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::cbor, "invalid byte: 0x" + last_token, "value"))); - } - - case cbor_tag_handler_t::ignore: - { - switch (current) - { - case 0xD8: - { - std::uint8_t len{}; - get_number(input_format_t::cbor, len); - break; - } - case 0xD9: - { - std::uint16_t len{}; - get_number(input_format_t::cbor, len); - break; - } - case 0xDA: - { - std::uint32_t len{}; - get_number(input_format_t::cbor, len); - break; - } - case 0xDB: - { - std::uint64_t len{}; - get_number(input_format_t::cbor, len); - break; - } - default: - break; - } - return parse_cbor_internal(true, tag_handler); - } - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - } - - case 0xF4: // false - return sax->boolean(false); - - case 0xF5: // true - return sax->boolean(true); - - case 0xF6: // null - return sax->null(); - - case 0xF9: // Half-Precision Float (two-byte IEEE 754) - { - const auto byte1_raw = get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "number"))) - { - return false; - } - const auto byte2_raw = get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "number"))) - { - return false; - } - - const auto byte1 = static_cast(byte1_raw); - const auto byte2 = static_cast(byte2_raw); - - // code from RFC 7049, Appendix D, Figure 3: - // As half-precision floating-point numbers were only added - // to IEEE 754 in 2008, today's programming platforms often - // still only have limited support for them. It is very - // easy to include at least decoding support for them even - // without such support. An example of a small decoder for - // half-precision floating-point numbers in the C language - // is shown in Fig. 3. - const auto half = static_cast((byte1 << 8u) + byte2); - const double val = [&half] - { - const int exp = (half >> 10u) & 0x1Fu; - const unsigned int mant = half & 0x3FFu; - JSON_ASSERT(0 <= exp&& exp <= 32); - JSON_ASSERT(mant <= 1024); - switch (exp) - { - case 0: - return std::ldexp(mant, -24); - case 31: - return (mant == 0) - ? std::numeric_limits::infinity() - : std::numeric_limits::quiet_NaN(); - default: - return std::ldexp(mant + 1024, exp - 25); - } - }(); - return sax->number_float((half & 0x8000u) != 0 - ? static_cast(-val) - : static_cast(val), ""); - } - - case 0xFA: // Single-Precision Float (four-byte IEEE 754) - { - float number{}; - return get_number(input_format_t::cbor, number) && sax->number_float(static_cast(number), ""); - } - - case 0xFB: // Double-Precision Float (eight-byte IEEE 754) - { - double number{}; - return get_number(input_format_t::cbor, number) && sax->number_float(static_cast(number), ""); - } - - default: // anything else (0xFF is handled inside the other types) - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::cbor, "invalid byte: 0x" + last_token, "value"))); - } - } - } - - /*! - @brief reads a CBOR string - - This function first reads starting bytes to determine the expected - string length and then copies this number of bytes into a string. - Additionally, CBOR's strings with indefinite lengths are supported. - - @param[out] result created string - - @return whether string creation completed - */ - bool get_cbor_string(string_t& result) - { - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "string"))) - { - return false; - } - - switch (current) - { - // UTF-8 string (0x00..0x17 bytes follow) - case 0x60: - case 0x61: - case 0x62: - case 0x63: - case 0x64: - case 0x65: - case 0x66: - case 0x67: - case 0x68: - case 0x69: - case 0x6A: - case 0x6B: - case 0x6C: - case 0x6D: - case 0x6E: - case 0x6F: - case 0x70: - case 0x71: - case 0x72: - case 0x73: - case 0x74: - case 0x75: - case 0x76: - case 0x77: - { - return get_string(input_format_t::cbor, static_cast(current) & 0x1Fu, result); - } - - case 0x78: // UTF-8 string (one-byte uint8_t for n follows) - { - std::uint8_t len{}; - return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result); - } - - case 0x79: // UTF-8 string (two-byte uint16_t for n follow) - { - std::uint16_t len{}; - return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result); - } - - case 0x7A: // UTF-8 string (four-byte uint32_t for n follow) - { - std::uint32_t len{}; - return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result); - } - - case 0x7B: // UTF-8 string (eight-byte uint64_t for n follow) - { - std::uint64_t len{}; - return get_number(input_format_t::cbor, len) && get_string(input_format_t::cbor, len, result); - } - - case 0x7F: // UTF-8 string (indefinite length) - { - while (get() != 0xFF) - { - string_t chunk; - if (!get_cbor_string(chunk)) - { - return false; - } - result.append(chunk); - } - return true; - } - - default: - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::cbor, "expected length specification (0x60-0x7B) or indefinite string type (0x7F); last byte: 0x" + last_token, "string"))); - } - } - } - - /*! - @brief reads a CBOR byte array - - This function first reads starting bytes to determine the expected - byte array length and then copies this number of bytes into the byte array. - Additionally, CBOR's byte arrays with indefinite lengths are supported. - - @param[out] result created byte array - - @return whether byte array creation completed - */ - bool get_cbor_binary(binary_t& result) - { - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::cbor, "binary"))) - { - return false; - } - - switch (current) - { - // Binary data (0x00..0x17 bytes follow) - case 0x40: - case 0x41: - case 0x42: - case 0x43: - case 0x44: - case 0x45: - case 0x46: - case 0x47: - case 0x48: - case 0x49: - case 0x4A: - case 0x4B: - case 0x4C: - case 0x4D: - case 0x4E: - case 0x4F: - case 0x50: - case 0x51: - case 0x52: - case 0x53: - case 0x54: - case 0x55: - case 0x56: - case 0x57: - { - return get_binary(input_format_t::cbor, static_cast(current) & 0x1Fu, result); - } - - case 0x58: // Binary data (one-byte uint8_t for n follows) - { - std::uint8_t len{}; - return get_number(input_format_t::cbor, len) && - get_binary(input_format_t::cbor, len, result); - } - - case 0x59: // Binary data (two-byte uint16_t for n follow) - { - std::uint16_t len{}; - return get_number(input_format_t::cbor, len) && - get_binary(input_format_t::cbor, len, result); - } - - case 0x5A: // Binary data (four-byte uint32_t for n follow) - { - std::uint32_t len{}; - return get_number(input_format_t::cbor, len) && - get_binary(input_format_t::cbor, len, result); - } - - case 0x5B: // Binary data (eight-byte uint64_t for n follow) - { - std::uint64_t len{}; - return get_number(input_format_t::cbor, len) && - get_binary(input_format_t::cbor, len, result); - } - - case 0x5F: // Binary data (indefinite length) - { - while (get() != 0xFF) - { - binary_t chunk; - if (!get_cbor_binary(chunk)) - { - return false; - } - result.insert(result.end(), chunk.begin(), chunk.end()); - } - return true; - } - - default: - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::cbor, "expected length specification (0x40-0x5B) or indefinite binary array type (0x5F); last byte: 0x" + last_token, "binary"))); - } - } - } - - /*! - @param[in] len the length of the array or std::size_t(-1) for an - array of indefinite size - @param[in] tag_handler how CBOR tags should be treated - @return whether array creation completed - */ - bool get_cbor_array(const std::size_t len, - const cbor_tag_handler_t tag_handler) - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_array(len))) - { - return false; - } - - if (len != std::size_t(-1)) - { - for (std::size_t i = 0; i < len; ++i) - { - if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(true, tag_handler))) - { - return false; - } - } - } - else - { - while (get() != 0xFF) - { - if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(false, tag_handler))) - { - return false; - } - } - } - - return sax->end_array(); - } - - /*! - @param[in] len the length of the object or std::size_t(-1) for an - object of indefinite size - @param[in] tag_handler how CBOR tags should be treated - @return whether object creation completed - */ - bool get_cbor_object(const std::size_t len, - const cbor_tag_handler_t tag_handler) - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_object(len))) - { - return false; - } - - string_t key; - if (len != std::size_t(-1)) - { - for (std::size_t i = 0; i < len; ++i) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!get_cbor_string(key) || !sax->key(key))) - { - return false; - } - - if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(true, tag_handler))) - { - return false; - } - key.clear(); - } - } - else - { - while (get() != 0xFF) - { - if (JSON_HEDLEY_UNLIKELY(!get_cbor_string(key) || !sax->key(key))) - { - return false; - } - - if (JSON_HEDLEY_UNLIKELY(!parse_cbor_internal(true, tag_handler))) - { - return false; - } - key.clear(); - } - } - - return sax->end_object(); - } - - ///////////// - // MsgPack // - ///////////// - - /*! - @return whether a valid MessagePack value was passed to the SAX parser - */ - bool parse_msgpack_internal() - { - switch (get()) - { - // EOF - case std::char_traits::eof(): - return unexpect_eof(input_format_t::msgpack, "value"); - - // positive fixint - case 0x00: - case 0x01: - case 0x02: - case 0x03: - case 0x04: - case 0x05: - case 0x06: - case 0x07: - case 0x08: - case 0x09: - case 0x0A: - case 0x0B: - case 0x0C: - case 0x0D: - case 0x0E: - case 0x0F: - case 0x10: - case 0x11: - case 0x12: - case 0x13: - case 0x14: - case 0x15: - case 0x16: - case 0x17: - case 0x18: - case 0x19: - case 0x1A: - case 0x1B: - case 0x1C: - case 0x1D: - case 0x1E: - case 0x1F: - case 0x20: - case 0x21: - case 0x22: - case 0x23: - case 0x24: - case 0x25: - case 0x26: - case 0x27: - case 0x28: - case 0x29: - case 0x2A: - case 0x2B: - case 0x2C: - case 0x2D: - case 0x2E: - case 0x2F: - case 0x30: - case 0x31: - case 0x32: - case 0x33: - case 0x34: - case 0x35: - case 0x36: - case 0x37: - case 0x38: - case 0x39: - case 0x3A: - case 0x3B: - case 0x3C: - case 0x3D: - case 0x3E: - case 0x3F: - case 0x40: - case 0x41: - case 0x42: - case 0x43: - case 0x44: - case 0x45: - case 0x46: - case 0x47: - case 0x48: - case 0x49: - case 0x4A: - case 0x4B: - case 0x4C: - case 0x4D: - case 0x4E: - case 0x4F: - case 0x50: - case 0x51: - case 0x52: - case 0x53: - case 0x54: - case 0x55: - case 0x56: - case 0x57: - case 0x58: - case 0x59: - case 0x5A: - case 0x5B: - case 0x5C: - case 0x5D: - case 0x5E: - case 0x5F: - case 0x60: - case 0x61: - case 0x62: - case 0x63: - case 0x64: - case 0x65: - case 0x66: - case 0x67: - case 0x68: - case 0x69: - case 0x6A: - case 0x6B: - case 0x6C: - case 0x6D: - case 0x6E: - case 0x6F: - case 0x70: - case 0x71: - case 0x72: - case 0x73: - case 0x74: - case 0x75: - case 0x76: - case 0x77: - case 0x78: - case 0x79: - case 0x7A: - case 0x7B: - case 0x7C: - case 0x7D: - case 0x7E: - case 0x7F: - return sax->number_unsigned(static_cast(current)); - - // fixmap - case 0x80: - case 0x81: - case 0x82: - case 0x83: - case 0x84: - case 0x85: - case 0x86: - case 0x87: - case 0x88: - case 0x89: - case 0x8A: - case 0x8B: - case 0x8C: - case 0x8D: - case 0x8E: - case 0x8F: - return get_msgpack_object(static_cast(static_cast(current) & 0x0Fu)); - - // fixarray - case 0x90: - case 0x91: - case 0x92: - case 0x93: - case 0x94: - case 0x95: - case 0x96: - case 0x97: - case 0x98: - case 0x99: - case 0x9A: - case 0x9B: - case 0x9C: - case 0x9D: - case 0x9E: - case 0x9F: - return get_msgpack_array(static_cast(static_cast(current) & 0x0Fu)); - - // fixstr - case 0xA0: - case 0xA1: - case 0xA2: - case 0xA3: - case 0xA4: - case 0xA5: - case 0xA6: - case 0xA7: - case 0xA8: - case 0xA9: - case 0xAA: - case 0xAB: - case 0xAC: - case 0xAD: - case 0xAE: - case 0xAF: - case 0xB0: - case 0xB1: - case 0xB2: - case 0xB3: - case 0xB4: - case 0xB5: - case 0xB6: - case 0xB7: - case 0xB8: - case 0xB9: - case 0xBA: - case 0xBB: - case 0xBC: - case 0xBD: - case 0xBE: - case 0xBF: - case 0xD9: // str 8 - case 0xDA: // str 16 - case 0xDB: // str 32 - { - string_t s; - return get_msgpack_string(s) && sax->string(s); - } - - case 0xC0: // nil - return sax->null(); - - case 0xC2: // false - return sax->boolean(false); - - case 0xC3: // true - return sax->boolean(true); - - case 0xC4: // bin 8 - case 0xC5: // bin 16 - case 0xC6: // bin 32 - case 0xC7: // ext 8 - case 0xC8: // ext 16 - case 0xC9: // ext 32 - case 0xD4: // fixext 1 - case 0xD5: // fixext 2 - case 0xD6: // fixext 4 - case 0xD7: // fixext 8 - case 0xD8: // fixext 16 - { - binary_t b; - return get_msgpack_binary(b) && sax->binary(b); - } - - case 0xCA: // float 32 - { - float number{}; - return get_number(input_format_t::msgpack, number) && sax->number_float(static_cast(number), ""); - } - - case 0xCB: // float 64 - { - double number{}; - return get_number(input_format_t::msgpack, number) && sax->number_float(static_cast(number), ""); - } - - case 0xCC: // uint 8 - { - std::uint8_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number); - } - - case 0xCD: // uint 16 - { - std::uint16_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number); - } - - case 0xCE: // uint 32 - { - std::uint32_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number); - } - - case 0xCF: // uint 64 - { - std::uint64_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_unsigned(number); - } - - case 0xD0: // int 8 - { - std::int8_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_integer(number); - } - - case 0xD1: // int 16 - { - std::int16_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_integer(number); - } - - case 0xD2: // int 32 - { - std::int32_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_integer(number); - } - - case 0xD3: // int 64 - { - std::int64_t number{}; - return get_number(input_format_t::msgpack, number) && sax->number_integer(number); - } - - case 0xDC: // array 16 - { - std::uint16_t len{}; - return get_number(input_format_t::msgpack, len) && get_msgpack_array(static_cast(len)); - } - - case 0xDD: // array 32 - { - std::uint32_t len{}; - return get_number(input_format_t::msgpack, len) && get_msgpack_array(static_cast(len)); - } - - case 0xDE: // map 16 - { - std::uint16_t len{}; - return get_number(input_format_t::msgpack, len) && get_msgpack_object(static_cast(len)); - } - - case 0xDF: // map 32 - { - std::uint32_t len{}; - return get_number(input_format_t::msgpack, len) && get_msgpack_object(static_cast(len)); - } - - // negative fixint - case 0xE0: - case 0xE1: - case 0xE2: - case 0xE3: - case 0xE4: - case 0xE5: - case 0xE6: - case 0xE7: - case 0xE8: - case 0xE9: - case 0xEA: - case 0xEB: - case 0xEC: - case 0xED: - case 0xEE: - case 0xEF: - case 0xF0: - case 0xF1: - case 0xF2: - case 0xF3: - case 0xF4: - case 0xF5: - case 0xF6: - case 0xF7: - case 0xF8: - case 0xF9: - case 0xFA: - case 0xFB: - case 0xFC: - case 0xFD: - case 0xFE: - case 0xFF: - return sax->number_integer(static_cast(current)); - - default: // anything else - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::msgpack, "invalid byte: 0x" + last_token, "value"))); - } - } - } - - /*! - @brief reads a MessagePack string - - This function first reads starting bytes to determine the expected - string length and then copies this number of bytes into a string. - - @param[out] result created string - - @return whether string creation completed - */ - bool get_msgpack_string(string_t& result) - { - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::msgpack, "string"))) - { - return false; - } - - switch (current) - { - // fixstr - case 0xA0: - case 0xA1: - case 0xA2: - case 0xA3: - case 0xA4: - case 0xA5: - case 0xA6: - case 0xA7: - case 0xA8: - case 0xA9: - case 0xAA: - case 0xAB: - case 0xAC: - case 0xAD: - case 0xAE: - case 0xAF: - case 0xB0: - case 0xB1: - case 0xB2: - case 0xB3: - case 0xB4: - case 0xB5: - case 0xB6: - case 0xB7: - case 0xB8: - case 0xB9: - case 0xBA: - case 0xBB: - case 0xBC: - case 0xBD: - case 0xBE: - case 0xBF: - { - return get_string(input_format_t::msgpack, static_cast(current) & 0x1Fu, result); - } - - case 0xD9: // str 8 - { - std::uint8_t len{}; - return get_number(input_format_t::msgpack, len) && get_string(input_format_t::msgpack, len, result); - } - - case 0xDA: // str 16 - { - std::uint16_t len{}; - return get_number(input_format_t::msgpack, len) && get_string(input_format_t::msgpack, len, result); - } - - case 0xDB: // str 32 - { - std::uint32_t len{}; - return get_number(input_format_t::msgpack, len) && get_string(input_format_t::msgpack, len, result); - } - - default: - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::msgpack, "expected length specification (0xA0-0xBF, 0xD9-0xDB); last byte: 0x" + last_token, "string"))); - } - } - } - - /*! - @brief reads a MessagePack byte array - - This function first reads starting bytes to determine the expected - byte array length and then copies this number of bytes into a byte array. - - @param[out] result created byte array - - @return whether byte array creation completed - */ - bool get_msgpack_binary(binary_t& result) - { - // helper function to set the subtype - auto assign_and_return_true = [&result](std::int8_t subtype) - { - result.set_subtype(static_cast(subtype)); - return true; - }; - - switch (current) - { - case 0xC4: // bin 8 - { - std::uint8_t len{}; - return get_number(input_format_t::msgpack, len) && - get_binary(input_format_t::msgpack, len, result); - } - - case 0xC5: // bin 16 - { - std::uint16_t len{}; - return get_number(input_format_t::msgpack, len) && - get_binary(input_format_t::msgpack, len, result); - } - - case 0xC6: // bin 32 - { - std::uint32_t len{}; - return get_number(input_format_t::msgpack, len) && - get_binary(input_format_t::msgpack, len, result); - } - - case 0xC7: // ext 8 - { - std::uint8_t len{}; - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, len) && - get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, len, result) && - assign_and_return_true(subtype); - } - - case 0xC8: // ext 16 - { - std::uint16_t len{}; - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, len) && - get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, len, result) && - assign_and_return_true(subtype); - } - - case 0xC9: // ext 32 - { - std::uint32_t len{}; - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, len) && - get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, len, result) && - assign_and_return_true(subtype); - } - - case 0xD4: // fixext 1 - { - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, 1, result) && - assign_and_return_true(subtype); - } - - case 0xD5: // fixext 2 - { - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, 2, result) && - assign_and_return_true(subtype); - } - - case 0xD6: // fixext 4 - { - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, 4, result) && - assign_and_return_true(subtype); - } - - case 0xD7: // fixext 8 - { - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, 8, result) && - assign_and_return_true(subtype); - } - - case 0xD8: // fixext 16 - { - std::int8_t subtype{}; - return get_number(input_format_t::msgpack, subtype) && - get_binary(input_format_t::msgpack, 16, result) && - assign_and_return_true(subtype); - } - - default: // LCOV_EXCL_LINE - return false; // LCOV_EXCL_LINE - } - } - - /*! - @param[in] len the length of the array - @return whether array creation completed - */ - bool get_msgpack_array(const std::size_t len) - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_array(len))) - { - return false; - } - - for (std::size_t i = 0; i < len; ++i) - { - if (JSON_HEDLEY_UNLIKELY(!parse_msgpack_internal())) - { - return false; - } - } - - return sax->end_array(); - } - - /*! - @param[in] len the length of the object - @return whether object creation completed - */ - bool get_msgpack_object(const std::size_t len) - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_object(len))) - { - return false; - } - - string_t key; - for (std::size_t i = 0; i < len; ++i) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!get_msgpack_string(key) || !sax->key(key))) - { - return false; - } - - if (JSON_HEDLEY_UNLIKELY(!parse_msgpack_internal())) - { - return false; - } - key.clear(); - } - - return sax->end_object(); - } - - //////////// - // UBJSON // - //////////// - - /*! - @param[in] get_char whether a new character should be retrieved from the - input (true, default) or whether the last read - character should be considered instead - - @return whether a valid UBJSON value was passed to the SAX parser - */ - bool parse_ubjson_internal(const bool get_char = true) - { - return get_ubjson_value(get_char ? get_ignore_noop() : current); - } - - /*! - @brief reads a UBJSON string - - This function is either called after reading the 'S' byte explicitly - indicating a string, or in case of an object key where the 'S' byte can be - left out. - - @param[out] result created string - @param[in] get_char whether a new character should be retrieved from the - input (true, default) or whether the last read - character should be considered instead - - @return whether string creation completed - */ - bool get_ubjson_string(string_t& result, const bool get_char = true) - { - if (get_char) - { - get(); // TODO(niels): may we ignore N here? - } - - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "value"))) - { - return false; - } - - switch (current) - { - case 'U': - { - std::uint8_t len{}; - return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result); - } - - case 'i': - { - std::int8_t len{}; - return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result); - } - - case 'I': - { - std::int16_t len{}; - return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result); - } - - case 'l': - { - std::int32_t len{}; - return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result); - } - - case 'L': - { - std::int64_t len{}; - return get_number(input_format_t::ubjson, len) && get_string(input_format_t::ubjson, len, result); - } - - default: - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "expected length type specification (U, i, I, l, L); last byte: 0x" + last_token, "string"))); - } - } - - /*! - @param[out] result determined size - @return whether size determination completed - */ - bool get_ubjson_size_value(std::size_t& result) - { - switch (get_ignore_noop()) - { - case 'U': - { - std::uint8_t number{}; - if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number))) - { - return false; - } - result = static_cast(number); - return true; - } - - case 'i': - { - std::int8_t number{}; - if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number))) - { - return false; - } - result = static_cast(number); - return true; - } - - case 'I': - { - std::int16_t number{}; - if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number))) - { - return false; - } - result = static_cast(number); - return true; - } - - case 'l': - { - std::int32_t number{}; - if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number))) - { - return false; - } - result = static_cast(number); - return true; - } - - case 'L': - { - std::int64_t number{}; - if (JSON_HEDLEY_UNLIKELY(!get_number(input_format_t::ubjson, number))) - { - return false; - } - result = static_cast(number); - return true; - } - - default: - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "expected length type specification (U, i, I, l, L) after '#'; last byte: 0x" + last_token, "size"))); - } - } - } - - /*! - @brief determine the type and size for a container - - In the optimized UBJSON format, a type and a size can be provided to allow - for a more compact representation. - - @param[out] result pair of the size and the type - - @return whether pair creation completed - */ - bool get_ubjson_size_type(std::pair& result) - { - result.first = string_t::npos; // size - result.second = 0; // type - - get_ignore_noop(); - - if (current == '$') - { - result.second = get(); // must not ignore 'N', because 'N' maybe the type - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "type"))) - { - return false; - } - - get_ignore_noop(); - if (JSON_HEDLEY_UNLIKELY(current != '#')) - { - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "value"))) - { - return false; - } - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::ubjson, "expected '#' after type information; last byte: 0x" + last_token, "size"))); - } - - return get_ubjson_size_value(result.first); - } - - if (current == '#') - { - return get_ubjson_size_value(result.first); - } - - return true; - } - - /*! - @param prefix the previously read or set type prefix - @return whether value creation completed - */ - bool get_ubjson_value(const char_int_type prefix) - { - switch (prefix) - { - case std::char_traits::eof(): // EOF - return unexpect_eof(input_format_t::ubjson, "value"); - - case 'T': // true - return sax->boolean(true); - case 'F': // false - return sax->boolean(false); - - case 'Z': // null - return sax->null(); - - case 'U': - { - std::uint8_t number{}; - return get_number(input_format_t::ubjson, number) && sax->number_unsigned(number); - } - - case 'i': - { - std::int8_t number{}; - return get_number(input_format_t::ubjson, number) && sax->number_integer(number); - } - - case 'I': - { - std::int16_t number{}; - return get_number(input_format_t::ubjson, number) && sax->number_integer(number); - } - - case 'l': - { - std::int32_t number{}; - return get_number(input_format_t::ubjson, number) && sax->number_integer(number); - } - - case 'L': - { - std::int64_t number{}; - return get_number(input_format_t::ubjson, number) && sax->number_integer(number); - } - - case 'd': - { - float number{}; - return get_number(input_format_t::ubjson, number) && sax->number_float(static_cast(number), ""); - } - - case 'D': - { - double number{}; - return get_number(input_format_t::ubjson, number) && sax->number_float(static_cast(number), ""); - } - - case 'H': - { - return get_ubjson_high_precision_number(); - } - - case 'C': // char - { - get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "char"))) - { - return false; - } - if (JSON_HEDLEY_UNLIKELY(current > 127)) - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(113, chars_read, exception_message(input_format_t::ubjson, "byte after 'C' must be in range 0x00..0x7F; last byte: 0x" + last_token, "char"))); - } - string_t s(1, static_cast(current)); - return sax->string(s); - } - - case 'S': // string - { - string_t s; - return get_ubjson_string(s) && sax->string(s); - } - - case '[': // array - return get_ubjson_array(); - - case '{': // object - return get_ubjson_object(); - - default: // anything else - { - auto last_token = get_token_string(); - return sax->parse_error(chars_read, last_token, parse_error::create(112, chars_read, exception_message(input_format_t::ubjson, "invalid byte: 0x" + last_token, "value"))); - } - } - } - - /*! - @return whether array creation completed - */ - bool get_ubjson_array() - { - std::pair size_and_type; - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_size_type(size_and_type))) - { - return false; - } - - if (size_and_type.first != string_t::npos) - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_array(size_and_type.first))) - { - return false; - } - - if (size_and_type.second != 0) - { - if (size_and_type.second != 'N') - { - for (std::size_t i = 0; i < size_and_type.first; ++i) - { - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_value(size_and_type.second))) - { - return false; - } - } - } - } - else - { - for (std::size_t i = 0; i < size_and_type.first; ++i) - { - if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal())) - { - return false; - } - } - } - } - else - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_array(std::size_t(-1)))) - { - return false; - } - - while (current != ']') - { - if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal(false))) - { - return false; - } - get_ignore_noop(); - } - } - - return sax->end_array(); - } - - /*! - @return whether object creation completed - */ - bool get_ubjson_object() - { - std::pair size_and_type; - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_size_type(size_and_type))) - { - return false; - } - - string_t key; - if (size_and_type.first != string_t::npos) - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_object(size_and_type.first))) - { - return false; - } - - if (size_and_type.second != 0) - { - for (std::size_t i = 0; i < size_and_type.first; ++i) - { - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_string(key) || !sax->key(key))) - { - return false; - } - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_value(size_and_type.second))) - { - return false; - } - key.clear(); - } - } - else - { - for (std::size_t i = 0; i < size_and_type.first; ++i) - { - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_string(key) || !sax->key(key))) - { - return false; - } - if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal())) - { - return false; - } - key.clear(); - } - } - } - else - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_object(std::size_t(-1)))) - { - return false; - } - - while (current != '}') - { - if (JSON_HEDLEY_UNLIKELY(!get_ubjson_string(key, false) || !sax->key(key))) - { - return false; - } - if (JSON_HEDLEY_UNLIKELY(!parse_ubjson_internal())) - { - return false; - } - get_ignore_noop(); - key.clear(); - } - } - - return sax->end_object(); - } - - // Note, no reader for UBJSON binary types is implemented because they do - // not exist - - bool get_ubjson_high_precision_number() - { - // get size of following number string - std::size_t size{}; - auto res = get_ubjson_size_value(size); - if (JSON_HEDLEY_UNLIKELY(!res)) - { - return res; - } - - // get number string - std::vector number_vector; - for (std::size_t i = 0; i < size; ++i) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(input_format_t::ubjson, "number"))) - { - return false; - } - number_vector.push_back(static_cast(current)); - } - - // parse number string - auto number_ia = detail::input_adapter(std::forward(number_vector)); - auto number_lexer = detail::lexer(std::move(number_ia), false); - const auto result_number = number_lexer.scan(); - const auto number_string = number_lexer.get_token_string(); - const auto result_remainder = number_lexer.scan(); - - using token_type = typename detail::lexer_base::token_type; - - if (JSON_HEDLEY_UNLIKELY(result_remainder != token_type::end_of_input)) - { - return sax->parse_error(chars_read, number_string, parse_error::create(115, chars_read, exception_message(input_format_t::ubjson, "invalid number text: " + number_lexer.get_token_string(), "high-precision number"))); - } - - switch (result_number) - { - case token_type::value_integer: - return sax->number_integer(number_lexer.get_number_integer()); - case token_type::value_unsigned: - return sax->number_unsigned(number_lexer.get_number_unsigned()); - case token_type::value_float: - return sax->number_float(number_lexer.get_number_float(), std::move(number_string)); - default: - return sax->parse_error(chars_read, number_string, parse_error::create(115, chars_read, exception_message(input_format_t::ubjson, "invalid number text: " + number_lexer.get_token_string(), "high-precision number"))); - } - } - - /////////////////////// - // Utility functions // - /////////////////////// - - /*! - @brief get next character from the input - - This function provides the interface to the used input adapter. It does - not throw in case the input reached EOF, but returns a -'ve valued - `std::char_traits::eof()` in that case. - - @return character read from the input - */ - char_int_type get() - { - ++chars_read; - return current = ia.get_character(); - } - - /*! - @return character read from the input after ignoring all 'N' entries - */ - char_int_type get_ignore_noop() - { - do - { - get(); - } - while (current == 'N'); - - return current; - } - - /* - @brief read a number from the input - - @tparam NumberType the type of the number - @param[in] format the current format (for diagnostics) - @param[out] result number of type @a NumberType - - @return whether conversion completed - - @note This function needs to respect the system's endianess, because - bytes in CBOR, MessagePack, and UBJSON are stored in network order - (big endian) and therefore need reordering on little endian systems. - */ - template - bool get_number(const input_format_t format, NumberType& result) - { - // step 1: read input into array with system's byte order - std::array vec; - for (std::size_t i = 0; i < sizeof(NumberType); ++i) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(format, "number"))) - { - return false; - } - - // reverse byte order prior to conversion if necessary - if (is_little_endian != InputIsLittleEndian) - { - vec[sizeof(NumberType) - i - 1] = static_cast(current); - } - else - { - vec[i] = static_cast(current); // LCOV_EXCL_LINE - } - } - - // step 2: convert array into number of type T and return - std::memcpy(&result, vec.data(), sizeof(NumberType)); - return true; - } - - /*! - @brief create a string by reading characters from the input - - @tparam NumberType the type of the number - @param[in] format the current format (for diagnostics) - @param[in] len number of characters to read - @param[out] result string created by reading @a len bytes - - @return whether string creation completed - - @note We can not reserve @a len bytes for the result, because @a len - may be too large. Usually, @ref unexpect_eof() detects the end of - the input before we run out of string memory. - */ - template - bool get_string(const input_format_t format, - const NumberType len, - string_t& result) - { - bool success = true; - for (NumberType i = 0; i < len; i++) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(format, "string"))) - { - success = false; - break; - } - result.push_back(static_cast(current)); - }; - return success; - } - - /*! - @brief create a byte array by reading bytes from the input - - @tparam NumberType the type of the number - @param[in] format the current format (for diagnostics) - @param[in] len number of bytes to read - @param[out] result byte array created by reading @a len bytes - - @return whether byte array creation completed - - @note We can not reserve @a len bytes for the result, because @a len - may be too large. Usually, @ref unexpect_eof() detects the end of - the input before we run out of memory. - */ - template - bool get_binary(const input_format_t format, - const NumberType len, - binary_t& result) - { - bool success = true; - for (NumberType i = 0; i < len; i++) - { - get(); - if (JSON_HEDLEY_UNLIKELY(!unexpect_eof(format, "binary"))) - { - success = false; - break; - } - result.push_back(static_cast(current)); - } - return success; - } - - /*! - @param[in] format the current format (for diagnostics) - @param[in] context further context information (for diagnostics) - @return whether the last read character is not EOF - */ - JSON_HEDLEY_NON_NULL(3) - bool unexpect_eof(const input_format_t format, const char* context) const - { - if (JSON_HEDLEY_UNLIKELY(current == std::char_traits::eof())) - { - return sax->parse_error(chars_read, "", - parse_error::create(110, chars_read, exception_message(format, "unexpected end of input", context))); - } - return true; - } - - /*! - @return a string representation of the last read byte - */ - std::string get_token_string() const - { - std::array cr{{}}; - (std::snprintf)(cr.data(), cr.size(), "%.2hhX", static_cast(current)); - return std::string{cr.data()}; - } - - /*! - @param[in] format the current format - @param[in] detail a detailed error message - @param[in] context further context information - @return a message string to use in the parse_error exceptions - */ - std::string exception_message(const input_format_t format, - const std::string& detail, - const std::string& context) const - { - std::string error_msg = "syntax error while parsing "; - - switch (format) - { - case input_format_t::cbor: - error_msg += "CBOR"; - break; - - case input_format_t::msgpack: - error_msg += "MessagePack"; - break; - - case input_format_t::ubjson: - error_msg += "UBJSON"; - break; - - case input_format_t::bson: - error_msg += "BSON"; - break; - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - - return error_msg + " " + context + ": " + detail; - } - - private: - /// input adapter - InputAdapterType ia; - - /// the current character - char_int_type current = std::char_traits::eof(); - - /// the number of characters read - std::size_t chars_read = 0; - - /// whether we can assume little endianess - const bool is_little_endian = little_endianess(); - - /// the SAX parser - json_sax_t* sax = nullptr; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - -// #include - - -#include // isfinite -#include // uint8_t -#include // function -#include // string -#include // move -#include // vector - -// #include - -// #include - -// #include - -// #include - -// #include - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -//////////// -// parser // -//////////// - -enum class parse_event_t : uint8_t -{ - /// the parser read `{` and started to process a JSON object - object_start, - /// the parser read `}` and finished processing a JSON object - object_end, - /// the parser read `[` and started to process a JSON array - array_start, - /// the parser read `]` and finished processing a JSON array - array_end, - /// the parser read a key of a value in an object - key, - /// the parser finished reading a JSON value - value -}; - -template -using parser_callback_t = - std::function; - -/*! -@brief syntax analysis - -This class implements a recursive descent parser. -*/ -template -class parser -{ - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using number_float_t = typename BasicJsonType::number_float_t; - using string_t = typename BasicJsonType::string_t; - using lexer_t = lexer; - using token_type = typename lexer_t::token_type; - - public: - /// a parser reading from an input adapter - explicit parser(InputAdapterType&& adapter, - const parser_callback_t cb = nullptr, - const bool allow_exceptions_ = true, - const bool skip_comments = false) - : callback(cb) - , m_lexer(std::move(adapter), skip_comments) - , allow_exceptions(allow_exceptions_) - { - // read first token - get_token(); - } - - /*! - @brief public parser interface - - @param[in] strict whether to expect the last token to be EOF - @param[in,out] result parsed JSON value - - @throw parse_error.101 in case of an unexpected token - @throw parse_error.102 if to_unicode fails or surrogate error - @throw parse_error.103 if to_unicode fails - */ - void parse(const bool strict, BasicJsonType& result) - { - if (callback) - { - json_sax_dom_callback_parser sdp(result, callback, allow_exceptions); - sax_parse_internal(&sdp); - result.assert_invariant(); - - // in strict mode, input must be completely read - if (strict && (get_token() != token_type::end_of_input)) - { - sdp.parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::end_of_input, "value"))); - } - - // in case of an error, return discarded value - if (sdp.is_errored()) - { - result = value_t::discarded; - return; - } - - // set top-level value to null if it was discarded by the callback - // function - if (result.is_discarded()) - { - result = nullptr; - } - } - else - { - json_sax_dom_parser sdp(result, allow_exceptions); - sax_parse_internal(&sdp); - result.assert_invariant(); - - // in strict mode, input must be completely read - if (strict && (get_token() != token_type::end_of_input)) - { - sdp.parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::end_of_input, "value"))); - } - - // in case of an error, return discarded value - if (sdp.is_errored()) - { - result = value_t::discarded; - return; - } - } - } - - /*! - @brief public accept interface - - @param[in] strict whether to expect the last token to be EOF - @return whether the input is a proper JSON text - */ - bool accept(const bool strict = true) - { - json_sax_acceptor sax_acceptor; - return sax_parse(&sax_acceptor, strict); - } - - template - JSON_HEDLEY_NON_NULL(2) - bool sax_parse(SAX* sax, const bool strict = true) - { - (void)detail::is_sax_static_asserts {}; - const bool result = sax_parse_internal(sax); - - // strict mode: next byte must be EOF - if (result && strict && (get_token() != token_type::end_of_input)) - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::end_of_input, "value"))); - } - - return result; - } - - private: - template - JSON_HEDLEY_NON_NULL(2) - bool sax_parse_internal(SAX* sax) - { - // stack to remember the hierarchy of structured values we are parsing - // true = array; false = object - std::vector states; - // value to avoid a goto (see comment where set to true) - bool skip_to_state_evaluation = false; - - while (true) - { - if (!skip_to_state_evaluation) - { - // invariant: get_token() was called before each iteration - switch (last_token) - { - case token_type::begin_object: - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_object(std::size_t(-1)))) - { - return false; - } - - // closing } -> we are done - if (get_token() == token_type::end_object) - { - if (JSON_HEDLEY_UNLIKELY(!sax->end_object())) - { - return false; - } - break; - } - - // parse key - if (JSON_HEDLEY_UNLIKELY(last_token != token_type::value_string)) - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::value_string, "object key"))); - } - if (JSON_HEDLEY_UNLIKELY(!sax->key(m_lexer.get_string()))) - { - return false; - } - - // parse separator (:) - if (JSON_HEDLEY_UNLIKELY(get_token() != token_type::name_separator)) - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::name_separator, "object separator"))); - } - - // remember we are now inside an object - states.push_back(false); - - // parse values - get_token(); - continue; - } - - case token_type::begin_array: - { - if (JSON_HEDLEY_UNLIKELY(!sax->start_array(std::size_t(-1)))) - { - return false; - } - - // closing ] -> we are done - if (get_token() == token_type::end_array) - { - if (JSON_HEDLEY_UNLIKELY(!sax->end_array())) - { - return false; - } - break; - } - - // remember we are now inside an array - states.push_back(true); - - // parse values (no need to call get_token) - continue; - } - - case token_type::value_float: - { - const auto res = m_lexer.get_number_float(); - - if (JSON_HEDLEY_UNLIKELY(!std::isfinite(res))) - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - out_of_range::create(406, "number overflow parsing '" + m_lexer.get_token_string() + "'")); - } - - if (JSON_HEDLEY_UNLIKELY(!sax->number_float(res, m_lexer.get_string()))) - { - return false; - } - - break; - } - - case token_type::literal_false: - { - if (JSON_HEDLEY_UNLIKELY(!sax->boolean(false))) - { - return false; - } - break; - } - - case token_type::literal_null: - { - if (JSON_HEDLEY_UNLIKELY(!sax->null())) - { - return false; - } - break; - } - - case token_type::literal_true: - { - if (JSON_HEDLEY_UNLIKELY(!sax->boolean(true))) - { - return false; - } - break; - } - - case token_type::value_integer: - { - if (JSON_HEDLEY_UNLIKELY(!sax->number_integer(m_lexer.get_number_integer()))) - { - return false; - } - break; - } - - case token_type::value_string: - { - if (JSON_HEDLEY_UNLIKELY(!sax->string(m_lexer.get_string()))) - { - return false; - } - break; - } - - case token_type::value_unsigned: - { - if (JSON_HEDLEY_UNLIKELY(!sax->number_unsigned(m_lexer.get_number_unsigned()))) - { - return false; - } - break; - } - - case token_type::parse_error: - { - // using "uninitialized" to avoid "expected" message - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::uninitialized, "value"))); - } - - default: // the last token was unexpected - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::literal_or_value, "value"))); - } - } - } - else - { - skip_to_state_evaluation = false; - } - - // we reached this line after we successfully parsed a value - if (states.empty()) - { - // empty stack: we reached the end of the hierarchy: done - return true; - } - - if (states.back()) // array - { - // comma -> next value - if (get_token() == token_type::value_separator) - { - // parse a new value - get_token(); - continue; - } - - // closing ] - if (JSON_HEDLEY_LIKELY(last_token == token_type::end_array)) - { - if (JSON_HEDLEY_UNLIKELY(!sax->end_array())) - { - return false; - } - - // We are done with this array. Before we can parse a - // new value, we need to evaluate the new state first. - // By setting skip_to_state_evaluation to false, we - // are effectively jumping to the beginning of this if. - JSON_ASSERT(!states.empty()); - states.pop_back(); - skip_to_state_evaluation = true; - continue; - } - - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::end_array, "array"))); - } - else // object - { - // comma -> next value - if (get_token() == token_type::value_separator) - { - // parse key - if (JSON_HEDLEY_UNLIKELY(get_token() != token_type::value_string)) - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::value_string, "object key"))); - } - - if (JSON_HEDLEY_UNLIKELY(!sax->key(m_lexer.get_string()))) - { - return false; - } - - // parse separator (:) - if (JSON_HEDLEY_UNLIKELY(get_token() != token_type::name_separator)) - { - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::name_separator, "object separator"))); - } - - // parse values - get_token(); - continue; - } - - // closing } - if (JSON_HEDLEY_LIKELY(last_token == token_type::end_object)) - { - if (JSON_HEDLEY_UNLIKELY(!sax->end_object())) - { - return false; - } - - // We are done with this object. Before we can parse a - // new value, we need to evaluate the new state first. - // By setting skip_to_state_evaluation to false, we - // are effectively jumping to the beginning of this if. - JSON_ASSERT(!states.empty()); - states.pop_back(); - skip_to_state_evaluation = true; - continue; - } - - return sax->parse_error(m_lexer.get_position(), - m_lexer.get_token_string(), - parse_error::create(101, m_lexer.get_position(), - exception_message(token_type::end_object, "object"))); - } - } - } - - /// get next token from lexer - token_type get_token() - { - return last_token = m_lexer.scan(); - } - - std::string exception_message(const token_type expected, const std::string& context) - { - std::string error_msg = "syntax error "; - - if (!context.empty()) - { - error_msg += "while parsing " + context + " "; - } - - error_msg += "- "; - - if (last_token == token_type::parse_error) - { - error_msg += std::string(m_lexer.get_error_message()) + "; last read: '" + - m_lexer.get_token_string() + "'"; - } - else - { - error_msg += "unexpected " + std::string(lexer_t::token_type_name(last_token)); - } - - if (expected != token_type::uninitialized) - { - error_msg += "; expected " + std::string(lexer_t::token_type_name(expected)); - } - - return error_msg; - } - - private: - /// callback function - const parser_callback_t callback = nullptr; - /// the type of the last read token - token_type last_token = token_type::uninitialized; - /// the lexer - lexer_t m_lexer; - /// whether to throw exceptions in case of errors - const bool allow_exceptions = true; -}; -} // namespace detail -} // namespace nlohmann - -// #include - - -// #include - - -#include // ptrdiff_t -#include // numeric_limits - -namespace nlohmann -{ -namespace detail -{ -/* -@brief an iterator for primitive JSON types - -This class models an iterator for primitive JSON types (boolean, number, -string). It's only purpose is to allow the iterator/const_iterator classes -to "iterate" over primitive values. Internally, the iterator is modeled by -a `difference_type` variable. Value begin_value (`0`) models the begin, -end_value (`1`) models past the end. -*/ -class primitive_iterator_t -{ - private: - using difference_type = std::ptrdiff_t; - static constexpr difference_type begin_value = 0; - static constexpr difference_type end_value = begin_value + 1; - - /// iterator as signed integer type - difference_type m_it = (std::numeric_limits::min)(); - - public: - constexpr difference_type get_value() const noexcept - { - return m_it; - } - - /// set iterator to a defined beginning - void set_begin() noexcept - { - m_it = begin_value; - } - - /// set iterator to a defined past the end - void set_end() noexcept - { - m_it = end_value; - } - - /// return whether the iterator can be dereferenced - constexpr bool is_begin() const noexcept - { - return m_it == begin_value; - } - - /// return whether the iterator is at end - constexpr bool is_end() const noexcept - { - return m_it == end_value; - } - - friend constexpr bool operator==(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept - { - return lhs.m_it == rhs.m_it; - } - - friend constexpr bool operator<(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept - { - return lhs.m_it < rhs.m_it; - } - - primitive_iterator_t operator+(difference_type n) noexcept - { - auto result = *this; - result += n; - return result; - } - - friend constexpr difference_type operator-(primitive_iterator_t lhs, primitive_iterator_t rhs) noexcept - { - return lhs.m_it - rhs.m_it; - } - - primitive_iterator_t& operator++() noexcept - { - ++m_it; - return *this; - } - - primitive_iterator_t const operator++(int) noexcept - { - auto result = *this; - ++m_it; - return result; - } - - primitive_iterator_t& operator--() noexcept - { - --m_it; - return *this; - } - - primitive_iterator_t const operator--(int) noexcept - { - auto result = *this; - --m_it; - return result; - } - - primitive_iterator_t& operator+=(difference_type n) noexcept - { - m_it += n; - return *this; - } - - primitive_iterator_t& operator-=(difference_type n) noexcept - { - m_it -= n; - return *this; - } -}; -} // namespace detail -} // namespace nlohmann - - -namespace nlohmann -{ -namespace detail -{ -/*! -@brief an iterator value - -@note This structure could easily be a union, but MSVC currently does not allow -unions members with complex constructors, see https://github.com/nlohmann/json/pull/105. -*/ -template struct internal_iterator -{ - /// iterator for JSON objects - typename BasicJsonType::object_t::iterator object_iterator {}; - /// iterator for JSON arrays - typename BasicJsonType::array_t::iterator array_iterator {}; - /// generic iterator for all other types - primitive_iterator_t primitive_iterator {}; -}; -} // namespace detail -} // namespace nlohmann - -// #include - - -#include // iterator, random_access_iterator_tag, bidirectional_iterator_tag, advance, next -#include // conditional, is_const, remove_const - -// #include - -// #include - -// #include - -// #include - -// #include - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -// forward declare, to be able to friend it later on -template class iteration_proxy; -template class iteration_proxy_value; - -/*! -@brief a template for a bidirectional iterator for the @ref basic_json class -This class implements a both iterators (iterator and const_iterator) for the -@ref basic_json class. -@note An iterator is called *initialized* when a pointer to a JSON value has - been set (e.g., by a constructor or a copy assignment). If the iterator is - default-constructed, it is *uninitialized* and most methods are undefined. - **The library uses assertions to detect calls on uninitialized iterators.** -@requirement The class satisfies the following concept requirements: -- -[BidirectionalIterator](https://en.cppreference.com/w/cpp/named_req/BidirectionalIterator): - The iterator that can be moved can be moved in both directions (i.e. - incremented and decremented). -@since version 1.0.0, simplified in version 2.0.9, change to bidirectional - iterators in version 3.0.0 (see https://github.com/nlohmann/json/issues/593) -*/ -template -class iter_impl -{ - /// allow basic_json to access private members - friend iter_impl::value, typename std::remove_const::type, const BasicJsonType>::type>; - friend BasicJsonType; - friend iteration_proxy; - friend iteration_proxy_value; - - using object_t = typename BasicJsonType::object_t; - using array_t = typename BasicJsonType::array_t; - // make sure BasicJsonType is basic_json or const basic_json - static_assert(is_basic_json::type>::value, - "iter_impl only accepts (const) basic_json"); - - public: - - /// The std::iterator class template (used as a base class to provide typedefs) is deprecated in C++17. - /// The C++ Standard has never required user-defined iterators to derive from std::iterator. - /// A user-defined iterator should provide publicly accessible typedefs named - /// iterator_category, value_type, difference_type, pointer, and reference. - /// Note that value_type is required to be non-const, even for constant iterators. - using iterator_category = std::bidirectional_iterator_tag; - - /// the type of the values when the iterator is dereferenced - using value_type = typename BasicJsonType::value_type; - /// a type to represent differences between iterators - using difference_type = typename BasicJsonType::difference_type; - /// defines a pointer to the type iterated over (value_type) - using pointer = typename std::conditional::value, - typename BasicJsonType::const_pointer, - typename BasicJsonType::pointer>::type; - /// defines a reference to the type iterated over (value_type) - using reference = - typename std::conditional::value, - typename BasicJsonType::const_reference, - typename BasicJsonType::reference>::type; - - /// default constructor - iter_impl() = default; - - /*! - @brief constructor for a given JSON instance - @param[in] object pointer to a JSON object for this iterator - @pre object != nullptr - @post The iterator is initialized; i.e. `m_object != nullptr`. - */ - explicit iter_impl(pointer object) noexcept : m_object(object) - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - m_it.object_iterator = typename object_t::iterator(); - break; - } - - case value_t::array: - { - m_it.array_iterator = typename array_t::iterator(); - break; - } - - default: - { - m_it.primitive_iterator = primitive_iterator_t(); - break; - } - } - } - - /*! - @note The conventional copy constructor and copy assignment are implicitly - defined. Combined with the following converting constructor and - assignment, they support: (1) copy from iterator to iterator, (2) - copy from const iterator to const iterator, and (3) conversion from - iterator to const iterator. However conversion from const iterator - to iterator is not defined. - */ - - /*! - @brief const copy constructor - @param[in] other const iterator to copy from - @note This copy constructor had to be defined explicitly to circumvent a bug - occurring on msvc v19.0 compiler (VS 2015) debug build. For more - information refer to: https://github.com/nlohmann/json/issues/1608 - */ - iter_impl(const iter_impl& other) noexcept - : m_object(other.m_object), m_it(other.m_it) - {} - - /*! - @brief converting assignment - @param[in] other const iterator to copy from - @return const/non-const iterator - @note It is not checked whether @a other is initialized. - */ - iter_impl& operator=(const iter_impl& other) noexcept - { - m_object = other.m_object; - m_it = other.m_it; - return *this; - } - - /*! - @brief converting constructor - @param[in] other non-const iterator to copy from - @note It is not checked whether @a other is initialized. - */ - iter_impl(const iter_impl::type>& other) noexcept - : m_object(other.m_object), m_it(other.m_it) - {} - - /*! - @brief converting assignment - @param[in] other non-const iterator to copy from - @return const/non-const iterator - @note It is not checked whether @a other is initialized. - */ - iter_impl& operator=(const iter_impl::type>& other) noexcept - { - m_object = other.m_object; - m_it = other.m_it; - return *this; - } - - private: - /*! - @brief set the iterator to the first value - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - void set_begin() noexcept - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - m_it.object_iterator = m_object->m_value.object->begin(); - break; - } - - case value_t::array: - { - m_it.array_iterator = m_object->m_value.array->begin(); - break; - } - - case value_t::null: - { - // set to end so begin()==end() is true: null is empty - m_it.primitive_iterator.set_end(); - break; - } - - default: - { - m_it.primitive_iterator.set_begin(); - break; - } - } - } - - /*! - @brief set the iterator past the last value - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - void set_end() noexcept - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - m_it.object_iterator = m_object->m_value.object->end(); - break; - } - - case value_t::array: - { - m_it.array_iterator = m_object->m_value.array->end(); - break; - } - - default: - { - m_it.primitive_iterator.set_end(); - break; - } - } - } - - public: - /*! - @brief return a reference to the value pointed to by the iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - reference operator*() const - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - JSON_ASSERT(m_it.object_iterator != m_object->m_value.object->end()); - return m_it.object_iterator->second; - } - - case value_t::array: - { - JSON_ASSERT(m_it.array_iterator != m_object->m_value.array->end()); - return *m_it.array_iterator; - } - - case value_t::null: - JSON_THROW(invalid_iterator::create(214, "cannot get value")); - - default: - { - if (JSON_HEDLEY_LIKELY(m_it.primitive_iterator.is_begin())) - { - return *m_object; - } - - JSON_THROW(invalid_iterator::create(214, "cannot get value")); - } - } - } - - /*! - @brief dereference the iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - pointer operator->() const - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - JSON_ASSERT(m_it.object_iterator != m_object->m_value.object->end()); - return &(m_it.object_iterator->second); - } - - case value_t::array: - { - JSON_ASSERT(m_it.array_iterator != m_object->m_value.array->end()); - return &*m_it.array_iterator; - } - - default: - { - if (JSON_HEDLEY_LIKELY(m_it.primitive_iterator.is_begin())) - { - return m_object; - } - - JSON_THROW(invalid_iterator::create(214, "cannot get value")); - } - } - } - - /*! - @brief post-increment (it++) - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl const operator++(int) - { - auto result = *this; - ++(*this); - return result; - } - - /*! - @brief pre-increment (++it) - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl& operator++() - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - std::advance(m_it.object_iterator, 1); - break; - } - - case value_t::array: - { - std::advance(m_it.array_iterator, 1); - break; - } - - default: - { - ++m_it.primitive_iterator; - break; - } - } - - return *this; - } - - /*! - @brief post-decrement (it--) - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl const operator--(int) - { - auto result = *this; - --(*this); - return result; - } - - /*! - @brief pre-decrement (--it) - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl& operator--() - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - { - std::advance(m_it.object_iterator, -1); - break; - } - - case value_t::array: - { - std::advance(m_it.array_iterator, -1); - break; - } - - default: - { - --m_it.primitive_iterator; - break; - } - } - - return *this; - } - - /*! - @brief comparison: equal - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - bool operator==(const iter_impl& other) const - { - // if objects are not the same, the comparison is undefined - if (JSON_HEDLEY_UNLIKELY(m_object != other.m_object)) - { - JSON_THROW(invalid_iterator::create(212, "cannot compare iterators of different containers")); - } - - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - return (m_it.object_iterator == other.m_it.object_iterator); - - case value_t::array: - return (m_it.array_iterator == other.m_it.array_iterator); - - default: - return (m_it.primitive_iterator == other.m_it.primitive_iterator); - } - } - - /*! - @brief comparison: not equal - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - bool operator!=(const iter_impl& other) const - { - return !operator==(other); - } - - /*! - @brief comparison: smaller - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - bool operator<(const iter_impl& other) const - { - // if objects are not the same, the comparison is undefined - if (JSON_HEDLEY_UNLIKELY(m_object != other.m_object)) - { - JSON_THROW(invalid_iterator::create(212, "cannot compare iterators of different containers")); - } - - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - JSON_THROW(invalid_iterator::create(213, "cannot compare order of object iterators")); - - case value_t::array: - return (m_it.array_iterator < other.m_it.array_iterator); - - default: - return (m_it.primitive_iterator < other.m_it.primitive_iterator); - } - } - - /*! - @brief comparison: less than or equal - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - bool operator<=(const iter_impl& other) const - { - return !other.operator < (*this); - } - - /*! - @brief comparison: greater than - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - bool operator>(const iter_impl& other) const - { - return !operator<=(other); - } - - /*! - @brief comparison: greater than or equal - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - bool operator>=(const iter_impl& other) const - { - return !operator<(other); - } - - /*! - @brief add to iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl& operator+=(difference_type i) - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - JSON_THROW(invalid_iterator::create(209, "cannot use offsets with object iterators")); - - case value_t::array: - { - std::advance(m_it.array_iterator, i); - break; - } - - default: - { - m_it.primitive_iterator += i; - break; - } - } - - return *this; - } - - /*! - @brief subtract from iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl& operator-=(difference_type i) - { - return operator+=(-i); - } - - /*! - @brief add to iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl operator+(difference_type i) const - { - auto result = *this; - result += i; - return result; - } - - /*! - @brief addition of distance and iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - friend iter_impl operator+(difference_type i, const iter_impl& it) - { - auto result = it; - result += i; - return result; - } - - /*! - @brief subtract from iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - iter_impl operator-(difference_type i) const - { - auto result = *this; - result -= i; - return result; - } - - /*! - @brief return difference - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - difference_type operator-(const iter_impl& other) const - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - JSON_THROW(invalid_iterator::create(209, "cannot use offsets with object iterators")); - - case value_t::array: - return m_it.array_iterator - other.m_it.array_iterator; - - default: - return m_it.primitive_iterator - other.m_it.primitive_iterator; - } - } - - /*! - @brief access to successor - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - reference operator[](difference_type n) const - { - JSON_ASSERT(m_object != nullptr); - - switch (m_object->m_type) - { - case value_t::object: - JSON_THROW(invalid_iterator::create(208, "cannot use operator[] for object iterators")); - - case value_t::array: - return *std::next(m_it.array_iterator, n); - - case value_t::null: - JSON_THROW(invalid_iterator::create(214, "cannot get value")); - - default: - { - if (JSON_HEDLEY_LIKELY(m_it.primitive_iterator.get_value() == -n)) - { - return *m_object; - } - - JSON_THROW(invalid_iterator::create(214, "cannot get value")); - } - } - } - - /*! - @brief return the key of an object iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - const typename object_t::key_type& key() const - { - JSON_ASSERT(m_object != nullptr); - - if (JSON_HEDLEY_LIKELY(m_object->is_object())) - { - return m_it.object_iterator->first; - } - - JSON_THROW(invalid_iterator::create(207, "cannot use key() for non-object iterators")); - } - - /*! - @brief return the value of an iterator - @pre The iterator is initialized; i.e. `m_object != nullptr`. - */ - reference value() const - { - return operator*(); - } - - private: - /// associated JSON instance - pointer m_object = nullptr; - /// the actual iterator of the associated instance - internal_iterator::type> m_it {}; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - - -#include // ptrdiff_t -#include // reverse_iterator -#include // declval - -namespace nlohmann -{ -namespace detail -{ -////////////////////// -// reverse_iterator // -////////////////////// - -/*! -@brief a template for a reverse iterator class - -@tparam Base the base iterator type to reverse. Valid types are @ref -iterator (to create @ref reverse_iterator) and @ref const_iterator (to -create @ref const_reverse_iterator). - -@requirement The class satisfies the following concept requirements: -- -[BidirectionalIterator](https://en.cppreference.com/w/cpp/named_req/BidirectionalIterator): - The iterator that can be moved can be moved in both directions (i.e. - incremented and decremented). -- [OutputIterator](https://en.cppreference.com/w/cpp/named_req/OutputIterator): - It is possible to write to the pointed-to element (only if @a Base is - @ref iterator). - -@since version 1.0.0 -*/ -template -class json_reverse_iterator : public std::reverse_iterator -{ - public: - using difference_type = std::ptrdiff_t; - /// shortcut to the reverse iterator adapter - using base_iterator = std::reverse_iterator; - /// the reference type for the pointed-to element - using reference = typename Base::reference; - - /// create reverse iterator from iterator - explicit json_reverse_iterator(const typename base_iterator::iterator_type& it) noexcept - : base_iterator(it) {} - - /// create reverse iterator from base class - explicit json_reverse_iterator(const base_iterator& it) noexcept : base_iterator(it) {} - - /// post-increment (it++) - json_reverse_iterator const operator++(int) - { - return static_cast(base_iterator::operator++(1)); - } - - /// pre-increment (++it) - json_reverse_iterator& operator++() - { - return static_cast(base_iterator::operator++()); - } - - /// post-decrement (it--) - json_reverse_iterator const operator--(int) - { - return static_cast(base_iterator::operator--(1)); - } - - /// pre-decrement (--it) - json_reverse_iterator& operator--() - { - return static_cast(base_iterator::operator--()); - } - - /// add to iterator - json_reverse_iterator& operator+=(difference_type i) - { - return static_cast(base_iterator::operator+=(i)); - } - - /// add to iterator - json_reverse_iterator operator+(difference_type i) const - { - return static_cast(base_iterator::operator+(i)); - } - - /// subtract from iterator - json_reverse_iterator operator-(difference_type i) const - { - return static_cast(base_iterator::operator-(i)); - } - - /// return difference - difference_type operator-(const json_reverse_iterator& other) const - { - return base_iterator(*this) - base_iterator(other); - } - - /// access to successor - reference operator[](difference_type n) const - { - return *(this->operator+(n)); - } - - /// return the key of an object iterator - auto key() const -> decltype(std::declval().key()) - { - auto it = --this->base(); - return it.key(); - } - - /// return the value of an iterator - reference value() const - { - auto it = --this->base(); - return it.operator * (); - } -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - - -#include // all_of -#include // isdigit -#include // max -#include // accumulate -#include // string -#include // move -#include // vector - -// #include - -// #include - -// #include - - -namespace nlohmann -{ -template -class json_pointer -{ - // allow basic_json to access private members - NLOHMANN_BASIC_JSON_TPL_DECLARATION - friend class basic_json; - - public: - /*! - @brief create JSON pointer - - Create a JSON pointer according to the syntax described in - [Section 3 of RFC6901](https://tools.ietf.org/html/rfc6901#section-3). - - @param[in] s string representing the JSON pointer; if omitted, the empty - string is assumed which references the whole JSON value - - @throw parse_error.107 if the given JSON pointer @a s is nonempty and does - not begin with a slash (`/`); see example below - - @throw parse_error.108 if a tilde (`~`) in the given JSON pointer @a s is - not followed by `0` (representing `~`) or `1` (representing `/`); see - example below - - @liveexample{The example shows the construction several valid JSON pointers - as well as the exceptional behavior.,json_pointer} - - @since version 2.0.0 - */ - explicit json_pointer(const std::string& s = "") - : reference_tokens(split(s)) - {} - - /*! - @brief return a string representation of the JSON pointer - - @invariant For each JSON pointer `ptr`, it holds: - @code {.cpp} - ptr == json_pointer(ptr.to_string()); - @endcode - - @return a string representation of the JSON pointer - - @liveexample{The example shows the result of `to_string`.,json_pointer__to_string} - - @since version 2.0.0 - */ - std::string to_string() const - { - return std::accumulate(reference_tokens.begin(), reference_tokens.end(), - std::string{}, - [](const std::string & a, const std::string & b) - { - return a + "/" + escape(b); - }); - } - - /// @copydoc to_string() - operator std::string() const - { - return to_string(); - } - - /*! - @brief append another JSON pointer at the end of this JSON pointer - - @param[in] ptr JSON pointer to append - @return JSON pointer with @a ptr appended - - @liveexample{The example shows the usage of `operator/=`.,json_pointer__operator_add} - - @complexity Linear in the length of @a ptr. - - @sa @ref operator/=(std::string) to append a reference token - @sa @ref operator/=(std::size_t) to append an array index - @sa @ref operator/(const json_pointer&, const json_pointer&) for a binary operator - - @since version 3.6.0 - */ - json_pointer& operator/=(const json_pointer& ptr) - { - reference_tokens.insert(reference_tokens.end(), - ptr.reference_tokens.begin(), - ptr.reference_tokens.end()); - return *this; - } - - /*! - @brief append an unescaped reference token at the end of this JSON pointer - - @param[in] token reference token to append - @return JSON pointer with @a token appended without escaping @a token - - @liveexample{The example shows the usage of `operator/=`.,json_pointer__operator_add} - - @complexity Amortized constant. - - @sa @ref operator/=(const json_pointer&) to append a JSON pointer - @sa @ref operator/=(std::size_t) to append an array index - @sa @ref operator/(const json_pointer&, std::size_t) for a binary operator - - @since version 3.6.0 - */ - json_pointer& operator/=(std::string token) - { - push_back(std::move(token)); - return *this; - } - - /*! - @brief append an array index at the end of this JSON pointer - - @param[in] array_idx array index to append - @return JSON pointer with @a array_idx appended - - @liveexample{The example shows the usage of `operator/=`.,json_pointer__operator_add} - - @complexity Amortized constant. - - @sa @ref operator/=(const json_pointer&) to append a JSON pointer - @sa @ref operator/=(std::string) to append a reference token - @sa @ref operator/(const json_pointer&, std::string) for a binary operator - - @since version 3.6.0 - */ - json_pointer& operator/=(std::size_t array_idx) - { - return *this /= std::to_string(array_idx); - } - - /*! - @brief create a new JSON pointer by appending the right JSON pointer at the end of the left JSON pointer - - @param[in] lhs JSON pointer - @param[in] rhs JSON pointer - @return a new JSON pointer with @a rhs appended to @a lhs - - @liveexample{The example shows the usage of `operator/`.,json_pointer__operator_add_binary} - - @complexity Linear in the length of @a lhs and @a rhs. - - @sa @ref operator/=(const json_pointer&) to append a JSON pointer - - @since version 3.6.0 - */ - friend json_pointer operator/(const json_pointer& lhs, - const json_pointer& rhs) - { - return json_pointer(lhs) /= rhs; - } - - /*! - @brief create a new JSON pointer by appending the unescaped token at the end of the JSON pointer - - @param[in] ptr JSON pointer - @param[in] token reference token - @return a new JSON pointer with unescaped @a token appended to @a ptr - - @liveexample{The example shows the usage of `operator/`.,json_pointer__operator_add_binary} - - @complexity Linear in the length of @a ptr. - - @sa @ref operator/=(std::string) to append a reference token - - @since version 3.6.0 - */ - friend json_pointer operator/(const json_pointer& ptr, std::string token) - { - return json_pointer(ptr) /= std::move(token); - } - - /*! - @brief create a new JSON pointer by appending the array-index-token at the end of the JSON pointer - - @param[in] ptr JSON pointer - @param[in] array_idx array index - @return a new JSON pointer with @a array_idx appended to @a ptr - - @liveexample{The example shows the usage of `operator/`.,json_pointer__operator_add_binary} - - @complexity Linear in the length of @a ptr. - - @sa @ref operator/=(std::size_t) to append an array index - - @since version 3.6.0 - */ - friend json_pointer operator/(const json_pointer& ptr, std::size_t array_idx) - { - return json_pointer(ptr) /= array_idx; - } - - /*! - @brief returns the parent of this JSON pointer - - @return parent of this JSON pointer; in case this JSON pointer is the root, - the root itself is returned - - @complexity Linear in the length of the JSON pointer. - - @liveexample{The example shows the result of `parent_pointer` for different - JSON Pointers.,json_pointer__parent_pointer} - - @since version 3.6.0 - */ - json_pointer parent_pointer() const - { - if (empty()) - { - return *this; - } - - json_pointer res = *this; - res.pop_back(); - return res; - } - - /*! - @brief remove last reference token - - @pre not `empty()` - - @liveexample{The example shows the usage of `pop_back`.,json_pointer__pop_back} - - @complexity Constant. - - @throw out_of_range.405 if JSON pointer has no parent - - @since version 3.6.0 - */ - void pop_back() - { - if (JSON_HEDLEY_UNLIKELY(empty())) - { - JSON_THROW(detail::out_of_range::create(405, "JSON pointer has no parent")); - } - - reference_tokens.pop_back(); - } - - /*! - @brief return last reference token - - @pre not `empty()` - @return last reference token - - @liveexample{The example shows the usage of `back`.,json_pointer__back} - - @complexity Constant. - - @throw out_of_range.405 if JSON pointer has no parent - - @since version 3.6.0 - */ - const std::string& back() const - { - if (JSON_HEDLEY_UNLIKELY(empty())) - { - JSON_THROW(detail::out_of_range::create(405, "JSON pointer has no parent")); - } - - return reference_tokens.back(); - } - - /*! - @brief append an unescaped token at the end of the reference pointer - - @param[in] token token to add - - @complexity Amortized constant. - - @liveexample{The example shows the result of `push_back` for different - JSON Pointers.,json_pointer__push_back} - - @since version 3.6.0 - */ - void push_back(const std::string& token) - { - reference_tokens.push_back(token); - } - - /// @copydoc push_back(const std::string&) - void push_back(std::string&& token) - { - reference_tokens.push_back(std::move(token)); - } - - /*! - @brief return whether pointer points to the root document - - @return true iff the JSON pointer points to the root document - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @liveexample{The example shows the result of `empty` for different JSON - Pointers.,json_pointer__empty} - - @since version 3.6.0 - */ - bool empty() const noexcept - { - return reference_tokens.empty(); - } - - private: - /*! - @param[in] s reference token to be converted into an array index - - @return integer representation of @a s - - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index begins not with a digit - @throw out_of_range.404 if string @a s could not be converted to an integer - @throw out_of_range.410 if an array index exceeds size_type - */ - static typename BasicJsonType::size_type array_index(const std::string& s) - { - using size_type = typename BasicJsonType::size_type; - - // error condition (cf. RFC 6901, Sect. 4) - if (JSON_HEDLEY_UNLIKELY(s.size() > 1 && s[0] == '0')) - { - JSON_THROW(detail::parse_error::create(106, 0, - "array index '" + s + - "' must not begin with '0'")); - } - - // error condition (cf. RFC 6901, Sect. 4) - if (JSON_HEDLEY_UNLIKELY(s.size() > 1 && !(s[0] >= '1' && s[0] <= '9'))) - { - JSON_THROW(detail::parse_error::create(109, 0, "array index '" + s + "' is not a number")); - } - - std::size_t processed_chars = 0; - unsigned long long res = 0; - JSON_TRY - { - res = std::stoull(s, &processed_chars); - } - JSON_CATCH(std::out_of_range&) - { - JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + s + "'")); - } - - // check if the string was completely read - if (JSON_HEDLEY_UNLIKELY(processed_chars != s.size())) - { - JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + s + "'")); - } - - // only triggered on special platforms (like 32bit), see also - // https://github.com/nlohmann/json/pull/2203 - if (res >= static_cast((std::numeric_limits::max)())) - { - JSON_THROW(detail::out_of_range::create(410, "array index " + s + " exceeds size_type")); // LCOV_EXCL_LINE - } - - return static_cast(res); - } - - json_pointer top() const - { - if (JSON_HEDLEY_UNLIKELY(empty())) - { - JSON_THROW(detail::out_of_range::create(405, "JSON pointer has no parent")); - } - - json_pointer result = *this; - result.reference_tokens = {reference_tokens[0]}; - return result; - } - - /*! - @brief create and return a reference to the pointed to value - - @complexity Linear in the number of reference tokens. - - @throw parse_error.109 if array index is not a number - @throw type_error.313 if value cannot be unflattened - */ - BasicJsonType& get_and_create(BasicJsonType& j) const - { - auto result = &j; - - // in case no reference tokens exist, return a reference to the JSON value - // j which will be overwritten by a primitive value - for (const auto& reference_token : reference_tokens) - { - switch (result->type()) - { - case detail::value_t::null: - { - if (reference_token == "0") - { - // start a new array if reference token is 0 - result = &result->operator[](0); - } - else - { - // start a new object otherwise - result = &result->operator[](reference_token); - } - break; - } - - case detail::value_t::object: - { - // create an entry in the object - result = &result->operator[](reference_token); - break; - } - - case detail::value_t::array: - { - // create an entry in the array - result = &result->operator[](array_index(reference_token)); - break; - } - - /* - The following code is only reached if there exists a reference - token _and_ the current value is primitive. In this case, we have - an error situation, because primitive values may only occur as - single value; that is, with an empty list of reference tokens. - */ - default: - JSON_THROW(detail::type_error::create(313, "invalid value to unflatten")); - } - } - - return *result; - } - - /*! - @brief return a reference to the pointed to value - - @note This version does not throw if a value is not present, but tries to - create nested values instead. For instance, calling this function - with pointer `"/this/that"` on a null value is equivalent to calling - `operator[]("this").operator[]("that")` on that value, effectively - changing the null value to an object. - - @param[in] ptr a JSON value - - @return reference to the JSON value pointed to by the JSON pointer - - @complexity Linear in the length of the JSON pointer. - - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - @throw out_of_range.404 if the JSON pointer can not be resolved - */ - BasicJsonType& get_unchecked(BasicJsonType* ptr) const - { - for (const auto& reference_token : reference_tokens) - { - // convert null values to arrays or objects before continuing - if (ptr->is_null()) - { - // check if reference token is a number - const bool nums = - std::all_of(reference_token.begin(), reference_token.end(), - [](const unsigned char x) - { - return std::isdigit(x); - }); - - // change value to array for numbers or "-" or to object otherwise - *ptr = (nums || reference_token == "-") - ? detail::value_t::array - : detail::value_t::object; - } - - switch (ptr->type()) - { - case detail::value_t::object: - { - // use unchecked object access - ptr = &ptr->operator[](reference_token); - break; - } - - case detail::value_t::array: - { - if (reference_token == "-") - { - // explicitly treat "-" as index beyond the end - ptr = &ptr->operator[](ptr->m_value.array->size()); - } - else - { - // convert array index to number; unchecked access - ptr = &ptr->operator[](array_index(reference_token)); - } - break; - } - - default: - JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'")); - } - } - - return *ptr; - } - - /*! - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - @throw out_of_range.402 if the array index '-' is used - @throw out_of_range.404 if the JSON pointer can not be resolved - */ - BasicJsonType& get_checked(BasicJsonType* ptr) const - { - for (const auto& reference_token : reference_tokens) - { - switch (ptr->type()) - { - case detail::value_t::object: - { - // note: at performs range check - ptr = &ptr->at(reference_token); - break; - } - - case detail::value_t::array: - { - if (JSON_HEDLEY_UNLIKELY(reference_token == "-")) - { - // "-" always fails the range check - JSON_THROW(detail::out_of_range::create(402, - "array index '-' (" + std::to_string(ptr->m_value.array->size()) + - ") is out of range")); - } - - // note: at performs range check - ptr = &ptr->at(array_index(reference_token)); - break; - } - - default: - JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'")); - } - } - - return *ptr; - } - - /*! - @brief return a const reference to the pointed to value - - @param[in] ptr a JSON value - - @return const reference to the JSON value pointed to by the JSON - pointer - - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - @throw out_of_range.402 if the array index '-' is used - @throw out_of_range.404 if the JSON pointer can not be resolved - */ - const BasicJsonType& get_unchecked(const BasicJsonType* ptr) const - { - for (const auto& reference_token : reference_tokens) - { - switch (ptr->type()) - { - case detail::value_t::object: - { - // use unchecked object access - ptr = &ptr->operator[](reference_token); - break; - } - - case detail::value_t::array: - { - if (JSON_HEDLEY_UNLIKELY(reference_token == "-")) - { - // "-" cannot be used for const access - JSON_THROW(detail::out_of_range::create(402, - "array index '-' (" + std::to_string(ptr->m_value.array->size()) + - ") is out of range")); - } - - // use unchecked array access - ptr = &ptr->operator[](array_index(reference_token)); - break; - } - - default: - JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'")); - } - } - - return *ptr; - } - - /*! - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - @throw out_of_range.402 if the array index '-' is used - @throw out_of_range.404 if the JSON pointer can not be resolved - */ - const BasicJsonType& get_checked(const BasicJsonType* ptr) const - { - for (const auto& reference_token : reference_tokens) - { - switch (ptr->type()) - { - case detail::value_t::object: - { - // note: at performs range check - ptr = &ptr->at(reference_token); - break; - } - - case detail::value_t::array: - { - if (JSON_HEDLEY_UNLIKELY(reference_token == "-")) - { - // "-" always fails the range check - JSON_THROW(detail::out_of_range::create(402, - "array index '-' (" + std::to_string(ptr->m_value.array->size()) + - ") is out of range")); - } - - // note: at performs range check - ptr = &ptr->at(array_index(reference_token)); - break; - } - - default: - JSON_THROW(detail::out_of_range::create(404, "unresolved reference token '" + reference_token + "'")); - } - } - - return *ptr; - } - - /*! - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - */ - bool contains(const BasicJsonType* ptr) const - { - for (const auto& reference_token : reference_tokens) - { - switch (ptr->type()) - { - case detail::value_t::object: - { - if (!ptr->contains(reference_token)) - { - // we did not find the key in the object - return false; - } - - ptr = &ptr->operator[](reference_token); - break; - } - - case detail::value_t::array: - { - if (JSON_HEDLEY_UNLIKELY(reference_token == "-")) - { - // "-" always fails the range check - return false; - } - if (JSON_HEDLEY_UNLIKELY(reference_token.size() == 1 && !("0" <= reference_token && reference_token <= "9"))) - { - // invalid char - return false; - } - if (JSON_HEDLEY_UNLIKELY(reference_token.size() > 1)) - { - if (JSON_HEDLEY_UNLIKELY(!('1' <= reference_token[0] && reference_token[0] <= '9'))) - { - // first char should be between '1' and '9' - return false; - } - for (std::size_t i = 1; i < reference_token.size(); i++) - { - if (JSON_HEDLEY_UNLIKELY(!('0' <= reference_token[i] && reference_token[i] <= '9'))) - { - // other char should be between '0' and '9' - return false; - } - } - } - - const auto idx = array_index(reference_token); - if (idx >= ptr->size()) - { - // index out of range - return false; - } - - ptr = &ptr->operator[](idx); - break; - } - - default: - { - // we do not expect primitive values if there is still a - // reference token to process - return false; - } - } - } - - // no reference token left means we found a primitive value - return true; - } - - /*! - @brief split the string input to reference tokens - - @note This function is only called by the json_pointer constructor. - All exceptions below are documented there. - - @throw parse_error.107 if the pointer is not empty or begins with '/' - @throw parse_error.108 if character '~' is not followed by '0' or '1' - */ - static std::vector split(const std::string& reference_string) - { - std::vector result; - - // special case: empty reference string -> no reference tokens - if (reference_string.empty()) - { - return result; - } - - // check if nonempty reference string begins with slash - if (JSON_HEDLEY_UNLIKELY(reference_string[0] != '/')) - { - JSON_THROW(detail::parse_error::create(107, 1, - "JSON pointer must be empty or begin with '/' - was: '" + - reference_string + "'")); - } - - // extract the reference tokens: - // - slash: position of the last read slash (or end of string) - // - start: position after the previous slash - for ( - // search for the first slash after the first character - std::size_t slash = reference_string.find_first_of('/', 1), - // set the beginning of the first reference token - start = 1; - // we can stop if start == 0 (if slash == std::string::npos) - start != 0; - // set the beginning of the next reference token - // (will eventually be 0 if slash == std::string::npos) - start = (slash == std::string::npos) ? 0 : slash + 1, - // find next slash - slash = reference_string.find_first_of('/', start)) - { - // use the text between the beginning of the reference token - // (start) and the last slash (slash). - auto reference_token = reference_string.substr(start, slash - start); - - // check reference tokens are properly escaped - for (std::size_t pos = reference_token.find_first_of('~'); - pos != std::string::npos; - pos = reference_token.find_first_of('~', pos + 1)) - { - JSON_ASSERT(reference_token[pos] == '~'); - - // ~ must be followed by 0 or 1 - if (JSON_HEDLEY_UNLIKELY(pos == reference_token.size() - 1 || - (reference_token[pos + 1] != '0' && - reference_token[pos + 1] != '1'))) - { - JSON_THROW(detail::parse_error::create(108, 0, "escape character '~' must be followed with '0' or '1'")); - } - } - - // finally, store the reference token - unescape(reference_token); - result.push_back(reference_token); - } - - return result; - } - - /*! - @brief replace all occurrences of a substring by another string - - @param[in,out] s the string to manipulate; changed so that all - occurrences of @a f are replaced with @a t - @param[in] f the substring to replace with @a t - @param[in] t the string to replace @a f - - @pre The search string @a f must not be empty. **This precondition is - enforced with an assertion.** - - @since version 2.0.0 - */ - static void replace_substring(std::string& s, const std::string& f, - const std::string& t) - { - JSON_ASSERT(!f.empty()); - for (auto pos = s.find(f); // find first occurrence of f - pos != std::string::npos; // make sure f was found - s.replace(pos, f.size(), t), // replace with t, and - pos = s.find(f, pos + t.size())) // find next occurrence of f - {} - } - - /// escape "~" to "~0" and "/" to "~1" - static std::string escape(std::string s) - { - replace_substring(s, "~", "~0"); - replace_substring(s, "/", "~1"); - return s; - } - - /// unescape "~1" to tilde and "~0" to slash (order is important!) - static void unescape(std::string& s) - { - replace_substring(s, "~1", "/"); - replace_substring(s, "~0", "~"); - } - - /*! - @param[in] reference_string the reference string to the current value - @param[in] value the value to consider - @param[in,out] result the result object to insert values to - - @note Empty objects or arrays are flattened to `null`. - */ - static void flatten(const std::string& reference_string, - const BasicJsonType& value, - BasicJsonType& result) - { - switch (value.type()) - { - case detail::value_t::array: - { - if (value.m_value.array->empty()) - { - // flatten empty array as null - result[reference_string] = nullptr; - } - else - { - // iterate array and use index as reference string - for (std::size_t i = 0; i < value.m_value.array->size(); ++i) - { - flatten(reference_string + "/" + std::to_string(i), - value.m_value.array->operator[](i), result); - } - } - break; - } - - case detail::value_t::object: - { - if (value.m_value.object->empty()) - { - // flatten empty object as null - result[reference_string] = nullptr; - } - else - { - // iterate object and use keys as reference string - for (const auto& element : *value.m_value.object) - { - flatten(reference_string + "/" + escape(element.first), element.second, result); - } - } - break; - } - - default: - { - // add primitive value with its reference string - result[reference_string] = value; - break; - } - } - } - - /*! - @param[in] value flattened JSON - - @return unflattened JSON - - @throw parse_error.109 if array index is not a number - @throw type_error.314 if value is not an object - @throw type_error.315 if object values are not primitive - @throw type_error.313 if value cannot be unflattened - */ - static BasicJsonType - unflatten(const BasicJsonType& value) - { - if (JSON_HEDLEY_UNLIKELY(!value.is_object())) - { - JSON_THROW(detail::type_error::create(314, "only objects can be unflattened")); - } - - BasicJsonType result; - - // iterate the JSON object values - for (const auto& element : *value.m_value.object) - { - if (JSON_HEDLEY_UNLIKELY(!element.second.is_primitive())) - { - JSON_THROW(detail::type_error::create(315, "values in object must be primitive")); - } - - // assign value to reference pointed to by JSON pointer; Note that if - // the JSON pointer is "" (i.e., points to the whole value), function - // get_and_create returns a reference to result itself. An assignment - // will then create a primitive value. - json_pointer(element.first).get_and_create(result) = element.second; - } - - return result; - } - - /*! - @brief compares two JSON pointers for equality - - @param[in] lhs JSON pointer to compare - @param[in] rhs JSON pointer to compare - @return whether @a lhs is equal to @a rhs - - @complexity Linear in the length of the JSON pointer - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - */ - friend bool operator==(json_pointer const& lhs, - json_pointer const& rhs) noexcept - { - return lhs.reference_tokens == rhs.reference_tokens; - } - - /*! - @brief compares two JSON pointers for inequality - - @param[in] lhs JSON pointer to compare - @param[in] rhs JSON pointer to compare - @return whether @a lhs is not equal @a rhs - - @complexity Linear in the length of the JSON pointer - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - */ - friend bool operator!=(json_pointer const& lhs, - json_pointer const& rhs) noexcept - { - return !(lhs == rhs); - } - - /// the reference tokens - std::vector reference_tokens; -}; -} // namespace nlohmann - -// #include - - -#include -#include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -template -class json_ref -{ - public: - using value_type = BasicJsonType; - - json_ref(value_type&& value) - : owned_value(std::move(value)) - , value_ref(&owned_value) - , is_rvalue(true) - {} - - json_ref(const value_type& value) - : value_ref(const_cast(&value)) - , is_rvalue(false) - {} - - json_ref(std::initializer_list init) - : owned_value(init) - , value_ref(&owned_value) - , is_rvalue(true) - {} - - template < - class... Args, - enable_if_t::value, int> = 0 > - json_ref(Args && ... args) - : owned_value(std::forward(args)...) - , value_ref(&owned_value) - , is_rvalue(true) - {} - - // class should be movable only - json_ref(json_ref&&) = default; - json_ref(const json_ref&) = delete; - json_ref& operator=(const json_ref&) = delete; - json_ref& operator=(json_ref&&) = delete; - ~json_ref() = default; - - value_type moved_or_copied() const - { - if (is_rvalue) - { - return std::move(*value_ref); - } - return *value_ref; - } - - value_type const& operator*() const - { - return *static_cast(value_ref); - } - - value_type const* operator->() const - { - return static_cast(value_ref); - } - - private: - mutable value_type owned_value = nullptr; - value_type* value_ref = nullptr; - const bool is_rvalue = true; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - -// #include - -// #include - - -#include // reverse -#include // array -#include // uint8_t, uint16_t, uint32_t, uint64_t -#include // memcpy -#include // numeric_limits -#include // string -#include // isnan, isinf - -// #include - -// #include - -// #include - - -#include // copy -#include // size_t -#include // streamsize -#include // back_inserter -#include // shared_ptr, make_shared -#include // basic_ostream -#include // basic_string -#include // vector -// #include - - -namespace nlohmann -{ -namespace detail -{ -/// abstract output adapter interface -template struct output_adapter_protocol -{ - virtual void write_character(CharType c) = 0; - virtual void write_characters(const CharType* s, std::size_t length) = 0; - virtual ~output_adapter_protocol() = default; -}; - -/// a type to simplify interfaces -template -using output_adapter_t = std::shared_ptr>; - -/// output adapter for byte vectors -template -class output_vector_adapter : public output_adapter_protocol -{ - public: - explicit output_vector_adapter(std::vector& vec) noexcept - : v(vec) - {} - - void write_character(CharType c) override - { - v.push_back(c); - } - - JSON_HEDLEY_NON_NULL(2) - void write_characters(const CharType* s, std::size_t length) override - { - std::copy(s, s + length, std::back_inserter(v)); - } - - private: - std::vector& v; -}; - -/// output adapter for output streams -template -class output_stream_adapter : public output_adapter_protocol -{ - public: - explicit output_stream_adapter(std::basic_ostream& s) noexcept - : stream(s) - {} - - void write_character(CharType c) override - { - stream.put(c); - } - - JSON_HEDLEY_NON_NULL(2) - void write_characters(const CharType* s, std::size_t length) override - { - stream.write(s, static_cast(length)); - } - - private: - std::basic_ostream& stream; -}; - -/// output adapter for basic_string -template> -class output_string_adapter : public output_adapter_protocol -{ - public: - explicit output_string_adapter(StringType& s) noexcept - : str(s) - {} - - void write_character(CharType c) override - { - str.push_back(c); - } - - JSON_HEDLEY_NON_NULL(2) - void write_characters(const CharType* s, std::size_t length) override - { - str.append(s, length); - } - - private: - StringType& str; -}; - -template> -class output_adapter -{ - public: - output_adapter(std::vector& vec) - : oa(std::make_shared>(vec)) {} - - output_adapter(std::basic_ostream& s) - : oa(std::make_shared>(s)) {} - - output_adapter(StringType& s) - : oa(std::make_shared>(s)) {} - - operator output_adapter_t() - { - return oa; - } - - private: - output_adapter_t oa = nullptr; -}; -} // namespace detail -} // namespace nlohmann - - -namespace nlohmann -{ -namespace detail -{ -/////////////////// -// binary writer // -/////////////////// - -/*! -@brief serialization to CBOR and MessagePack values -*/ -template -class binary_writer -{ - using string_t = typename BasicJsonType::string_t; - using binary_t = typename BasicJsonType::binary_t; - using number_float_t = typename BasicJsonType::number_float_t; - - public: - /*! - @brief create a binary writer - - @param[in] adapter output adapter to write to - */ - explicit binary_writer(output_adapter_t adapter) : oa(adapter) - { - JSON_ASSERT(oa); - } - - /*! - @param[in] j JSON value to serialize - @pre j.type() == value_t::object - */ - void write_bson(const BasicJsonType& j) - { - switch (j.type()) - { - case value_t::object: - { - write_bson_object(*j.m_value.object); - break; - } - - default: - { - JSON_THROW(type_error::create(317, "to serialize to BSON, top-level type must be object, but is " + std::string(j.type_name()))); - } - } - } - - /*! - @param[in] j JSON value to serialize - */ - void write_cbor(const BasicJsonType& j) - { - switch (j.type()) - { - case value_t::null: - { - oa->write_character(to_char_type(0xF6)); - break; - } - - case value_t::boolean: - { - oa->write_character(j.m_value.boolean - ? to_char_type(0xF5) - : to_char_type(0xF4)); - break; - } - - case value_t::number_integer: - { - if (j.m_value.number_integer >= 0) - { - // CBOR does not differentiate between positive signed - // integers and unsigned integers. Therefore, we used the - // code from the value_t::number_unsigned case here. - if (j.m_value.number_integer <= 0x17) - { - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x18)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x19)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x1A)); - write_number(static_cast(j.m_value.number_integer)); - } - else - { - oa->write_character(to_char_type(0x1B)); - write_number(static_cast(j.m_value.number_integer)); - } - } - else - { - // The conversions below encode the sign in the first - // byte, and the value is converted to a positive number. - const auto positive_number = -1 - j.m_value.number_integer; - if (j.m_value.number_integer >= -24) - { - write_number(static_cast(0x20 + positive_number)); - } - else if (positive_number <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x38)); - write_number(static_cast(positive_number)); - } - else if (positive_number <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x39)); - write_number(static_cast(positive_number)); - } - else if (positive_number <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x3A)); - write_number(static_cast(positive_number)); - } - else - { - oa->write_character(to_char_type(0x3B)); - write_number(static_cast(positive_number)); - } - } - break; - } - - case value_t::number_unsigned: - { - if (j.m_value.number_unsigned <= 0x17) - { - write_number(static_cast(j.m_value.number_unsigned)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x18)); - write_number(static_cast(j.m_value.number_unsigned)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x19)); - write_number(static_cast(j.m_value.number_unsigned)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x1A)); - write_number(static_cast(j.m_value.number_unsigned)); - } - else - { - oa->write_character(to_char_type(0x1B)); - write_number(static_cast(j.m_value.number_unsigned)); - } - break; - } - - case value_t::number_float: - { - if (std::isnan(j.m_value.number_float)) - { - // NaN is 0xf97e00 in CBOR - oa->write_character(to_char_type(0xF9)); - oa->write_character(to_char_type(0x7E)); - oa->write_character(to_char_type(0x00)); - } - else if (std::isinf(j.m_value.number_float)) - { - // Infinity is 0xf97c00, -Infinity is 0xf9fc00 - oa->write_character(to_char_type(0xf9)); - oa->write_character(j.m_value.number_float > 0 ? to_char_type(0x7C) : to_char_type(0xFC)); - oa->write_character(to_char_type(0x00)); - } - else - { - write_compact_float(j.m_value.number_float, detail::input_format_t::cbor); - } - break; - } - - case value_t::string: - { - // step 1: write control byte and the string length - const auto N = j.m_value.string->size(); - if (N <= 0x17) - { - write_number(static_cast(0x60 + N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x78)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x79)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x7A)); - write_number(static_cast(N)); - } - // LCOV_EXCL_START - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x7B)); - write_number(static_cast(N)); - } - // LCOV_EXCL_STOP - - // step 2: write the string - oa->write_characters( - reinterpret_cast(j.m_value.string->c_str()), - j.m_value.string->size()); - break; - } - - case value_t::array: - { - // step 1: write control byte and the array size - const auto N = j.m_value.array->size(); - if (N <= 0x17) - { - write_number(static_cast(0x80 + N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x98)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x99)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x9A)); - write_number(static_cast(N)); - } - // LCOV_EXCL_START - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x9B)); - write_number(static_cast(N)); - } - // LCOV_EXCL_STOP - - // step 2: write each element - for (const auto& el : *j.m_value.array) - { - write_cbor(el); - } - break; - } - - case value_t::binary: - { - if (j.m_value.binary->has_subtype()) - { - write_number(static_cast(0xd8)); - write_number(j.m_value.binary->subtype()); - } - - // step 1: write control byte and the binary array size - const auto N = j.m_value.binary->size(); - if (N <= 0x17) - { - write_number(static_cast(0x40 + N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x58)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x59)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x5A)); - write_number(static_cast(N)); - } - // LCOV_EXCL_START - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0x5B)); - write_number(static_cast(N)); - } - // LCOV_EXCL_STOP - - // step 2: write each element - oa->write_characters( - reinterpret_cast(j.m_value.binary->data()), - N); - - break; - } - - case value_t::object: - { - // step 1: write control byte and the object size - const auto N = j.m_value.object->size(); - if (N <= 0x17) - { - write_number(static_cast(0xA0 + N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0xB8)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0xB9)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0xBA)); - write_number(static_cast(N)); - } - // LCOV_EXCL_START - else if (N <= (std::numeric_limits::max)()) - { - oa->write_character(to_char_type(0xBB)); - write_number(static_cast(N)); - } - // LCOV_EXCL_STOP - - // step 2: write each element - for (const auto& el : *j.m_value.object) - { - write_cbor(el.first); - write_cbor(el.second); - } - break; - } - - default: - break; - } - } - - /*! - @param[in] j JSON value to serialize - */ - void write_msgpack(const BasicJsonType& j) - { - switch (j.type()) - { - case value_t::null: // nil - { - oa->write_character(to_char_type(0xC0)); - break; - } - - case value_t::boolean: // true and false - { - oa->write_character(j.m_value.boolean - ? to_char_type(0xC3) - : to_char_type(0xC2)); - break; - } - - case value_t::number_integer: - { - if (j.m_value.number_integer >= 0) - { - // MessagePack does not differentiate between positive - // signed integers and unsigned integers. Therefore, we used - // the code from the value_t::number_unsigned case here. - if (j.m_value.number_unsigned < 128) - { - // positive fixnum - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 8 - oa->write_character(to_char_type(0xCC)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 16 - oa->write_character(to_char_type(0xCD)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 32 - oa->write_character(to_char_type(0xCE)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 64 - oa->write_character(to_char_type(0xCF)); - write_number(static_cast(j.m_value.number_integer)); - } - } - else - { - if (j.m_value.number_integer >= -32) - { - // negative fixnum - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer >= (std::numeric_limits::min)() && - j.m_value.number_integer <= (std::numeric_limits::max)()) - { - // int 8 - oa->write_character(to_char_type(0xD0)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer >= (std::numeric_limits::min)() && - j.m_value.number_integer <= (std::numeric_limits::max)()) - { - // int 16 - oa->write_character(to_char_type(0xD1)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer >= (std::numeric_limits::min)() && - j.m_value.number_integer <= (std::numeric_limits::max)()) - { - // int 32 - oa->write_character(to_char_type(0xD2)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_integer >= (std::numeric_limits::min)() && - j.m_value.number_integer <= (std::numeric_limits::max)()) - { - // int 64 - oa->write_character(to_char_type(0xD3)); - write_number(static_cast(j.m_value.number_integer)); - } - } - break; - } - - case value_t::number_unsigned: - { - if (j.m_value.number_unsigned < 128) - { - // positive fixnum - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 8 - oa->write_character(to_char_type(0xCC)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 16 - oa->write_character(to_char_type(0xCD)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 32 - oa->write_character(to_char_type(0xCE)); - write_number(static_cast(j.m_value.number_integer)); - } - else if (j.m_value.number_unsigned <= (std::numeric_limits::max)()) - { - // uint 64 - oa->write_character(to_char_type(0xCF)); - write_number(static_cast(j.m_value.number_integer)); - } - break; - } - - case value_t::number_float: - { - write_compact_float(j.m_value.number_float, detail::input_format_t::msgpack); - break; - } - - case value_t::string: - { - // step 1: write control byte and the string length - const auto N = j.m_value.string->size(); - if (N <= 31) - { - // fixstr - write_number(static_cast(0xA0 | N)); - } - else if (N <= (std::numeric_limits::max)()) - { - // str 8 - oa->write_character(to_char_type(0xD9)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - // str 16 - oa->write_character(to_char_type(0xDA)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - // str 32 - oa->write_character(to_char_type(0xDB)); - write_number(static_cast(N)); - } - - // step 2: write the string - oa->write_characters( - reinterpret_cast(j.m_value.string->c_str()), - j.m_value.string->size()); - break; - } - - case value_t::array: - { - // step 1: write control byte and the array size - const auto N = j.m_value.array->size(); - if (N <= 15) - { - // fixarray - write_number(static_cast(0x90 | N)); - } - else if (N <= (std::numeric_limits::max)()) - { - // array 16 - oa->write_character(to_char_type(0xDC)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - // array 32 - oa->write_character(to_char_type(0xDD)); - write_number(static_cast(N)); - } - - // step 2: write each element - for (const auto& el : *j.m_value.array) - { - write_msgpack(el); - } - break; - } - - case value_t::binary: - { - // step 0: determine if the binary type has a set subtype to - // determine whether or not to use the ext or fixext types - const bool use_ext = j.m_value.binary->has_subtype(); - - // step 1: write control byte and the byte string length - const auto N = j.m_value.binary->size(); - if (N <= (std::numeric_limits::max)()) - { - std::uint8_t output_type{}; - bool fixed = true; - if (use_ext) - { - switch (N) - { - case 1: - output_type = 0xD4; // fixext 1 - break; - case 2: - output_type = 0xD5; // fixext 2 - break; - case 4: - output_type = 0xD6; // fixext 4 - break; - case 8: - output_type = 0xD7; // fixext 8 - break; - case 16: - output_type = 0xD8; // fixext 16 - break; - default: - output_type = 0xC7; // ext 8 - fixed = false; - break; - } - - } - else - { - output_type = 0xC4; // bin 8 - fixed = false; - } - - oa->write_character(to_char_type(output_type)); - if (!fixed) - { - write_number(static_cast(N)); - } - } - else if (N <= (std::numeric_limits::max)()) - { - std::uint8_t output_type = use_ext - ? 0xC8 // ext 16 - : 0xC5; // bin 16 - - oa->write_character(to_char_type(output_type)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - std::uint8_t output_type = use_ext - ? 0xC9 // ext 32 - : 0xC6; // bin 32 - - oa->write_character(to_char_type(output_type)); - write_number(static_cast(N)); - } - - // step 1.5: if this is an ext type, write the subtype - if (use_ext) - { - write_number(static_cast(j.m_value.binary->subtype())); - } - - // step 2: write the byte string - oa->write_characters( - reinterpret_cast(j.m_value.binary->data()), - N); - - break; - } - - case value_t::object: - { - // step 1: write control byte and the object size - const auto N = j.m_value.object->size(); - if (N <= 15) - { - // fixmap - write_number(static_cast(0x80 | (N & 0xF))); - } - else if (N <= (std::numeric_limits::max)()) - { - // map 16 - oa->write_character(to_char_type(0xDE)); - write_number(static_cast(N)); - } - else if (N <= (std::numeric_limits::max)()) - { - // map 32 - oa->write_character(to_char_type(0xDF)); - write_number(static_cast(N)); - } - - // step 2: write each element - for (const auto& el : *j.m_value.object) - { - write_msgpack(el.first); - write_msgpack(el.second); - } - break; - } - - default: - break; - } - } - - /*! - @param[in] j JSON value to serialize - @param[in] use_count whether to use '#' prefixes (optimized format) - @param[in] use_type whether to use '$' prefixes (optimized format) - @param[in] add_prefix whether prefixes need to be used for this value - */ - void write_ubjson(const BasicJsonType& j, const bool use_count, - const bool use_type, const bool add_prefix = true) - { - switch (j.type()) - { - case value_t::null: - { - if (add_prefix) - { - oa->write_character(to_char_type('Z')); - } - break; - } - - case value_t::boolean: - { - if (add_prefix) - { - oa->write_character(j.m_value.boolean - ? to_char_type('T') - : to_char_type('F')); - } - break; - } - - case value_t::number_integer: - { - write_number_with_ubjson_prefix(j.m_value.number_integer, add_prefix); - break; - } - - case value_t::number_unsigned: - { - write_number_with_ubjson_prefix(j.m_value.number_unsigned, add_prefix); - break; - } - - case value_t::number_float: - { - write_number_with_ubjson_prefix(j.m_value.number_float, add_prefix); - break; - } - - case value_t::string: - { - if (add_prefix) - { - oa->write_character(to_char_type('S')); - } - write_number_with_ubjson_prefix(j.m_value.string->size(), true); - oa->write_characters( - reinterpret_cast(j.m_value.string->c_str()), - j.m_value.string->size()); - break; - } - - case value_t::array: - { - if (add_prefix) - { - oa->write_character(to_char_type('[')); - } - - bool prefix_required = true; - if (use_type && !j.m_value.array->empty()) - { - JSON_ASSERT(use_count); - const CharType first_prefix = ubjson_prefix(j.front()); - const bool same_prefix = std::all_of(j.begin() + 1, j.end(), - [this, first_prefix](const BasicJsonType & v) - { - return ubjson_prefix(v) == first_prefix; - }); - - if (same_prefix) - { - prefix_required = false; - oa->write_character(to_char_type('$')); - oa->write_character(first_prefix); - } - } - - if (use_count) - { - oa->write_character(to_char_type('#')); - write_number_with_ubjson_prefix(j.m_value.array->size(), true); - } - - for (const auto& el : *j.m_value.array) - { - write_ubjson(el, use_count, use_type, prefix_required); - } - - if (!use_count) - { - oa->write_character(to_char_type(']')); - } - - break; - } - - case value_t::binary: - { - if (add_prefix) - { - oa->write_character(to_char_type('[')); - } - - if (use_type && !j.m_value.binary->empty()) - { - JSON_ASSERT(use_count); - oa->write_character(to_char_type('$')); - oa->write_character('U'); - } - - if (use_count) - { - oa->write_character(to_char_type('#')); - write_number_with_ubjson_prefix(j.m_value.binary->size(), true); - } - - if (use_type) - { - oa->write_characters( - reinterpret_cast(j.m_value.binary->data()), - j.m_value.binary->size()); - } - else - { - for (size_t i = 0; i < j.m_value.binary->size(); ++i) - { - oa->write_character(to_char_type('U')); - oa->write_character(j.m_value.binary->data()[i]); - } - } - - if (!use_count) - { - oa->write_character(to_char_type(']')); - } - - break; - } - - case value_t::object: - { - if (add_prefix) - { - oa->write_character(to_char_type('{')); - } - - bool prefix_required = true; - if (use_type && !j.m_value.object->empty()) - { - JSON_ASSERT(use_count); - const CharType first_prefix = ubjson_prefix(j.front()); - const bool same_prefix = std::all_of(j.begin(), j.end(), - [this, first_prefix](const BasicJsonType & v) - { - return ubjson_prefix(v) == first_prefix; - }); - - if (same_prefix) - { - prefix_required = false; - oa->write_character(to_char_type('$')); - oa->write_character(first_prefix); - } - } - - if (use_count) - { - oa->write_character(to_char_type('#')); - write_number_with_ubjson_prefix(j.m_value.object->size(), true); - } - - for (const auto& el : *j.m_value.object) - { - write_number_with_ubjson_prefix(el.first.size(), true); - oa->write_characters( - reinterpret_cast(el.first.c_str()), - el.first.size()); - write_ubjson(el.second, use_count, use_type, prefix_required); - } - - if (!use_count) - { - oa->write_character(to_char_type('}')); - } - - break; - } - - default: - break; - } - } - - private: - ////////// - // BSON // - ////////// - - /*! - @return The size of a BSON document entry header, including the id marker - and the entry name size (and its null-terminator). - */ - static std::size_t calc_bson_entry_header_size(const string_t& name) - { - const auto it = name.find(static_cast(0)); - if (JSON_HEDLEY_UNLIKELY(it != BasicJsonType::string_t::npos)) - { - JSON_THROW(out_of_range::create(409, - "BSON key cannot contain code point U+0000 (at byte " + std::to_string(it) + ")")); - } - - return /*id*/ 1ul + name.size() + /*zero-terminator*/1u; - } - - /*! - @brief Writes the given @a element_type and @a name to the output adapter - */ - void write_bson_entry_header(const string_t& name, - const std::uint8_t element_type) - { - oa->write_character(to_char_type(element_type)); // boolean - oa->write_characters( - reinterpret_cast(name.c_str()), - name.size() + 1u); - } - - /*! - @brief Writes a BSON element with key @a name and boolean value @a value - */ - void write_bson_boolean(const string_t& name, - const bool value) - { - write_bson_entry_header(name, 0x08); - oa->write_character(value ? to_char_type(0x01) : to_char_type(0x00)); - } - - /*! - @brief Writes a BSON element with key @a name and double value @a value - */ - void write_bson_double(const string_t& name, - const double value) - { - write_bson_entry_header(name, 0x01); - write_number(value); - } - - /*! - @return The size of the BSON-encoded string in @a value - */ - static std::size_t calc_bson_string_size(const string_t& value) - { - return sizeof(std::int32_t) + value.size() + 1ul; - } - - /*! - @brief Writes a BSON element with key @a name and string value @a value - */ - void write_bson_string(const string_t& name, - const string_t& value) - { - write_bson_entry_header(name, 0x02); - - write_number(static_cast(value.size() + 1ul)); - oa->write_characters( - reinterpret_cast(value.c_str()), - value.size() + 1); - } - - /*! - @brief Writes a BSON element with key @a name and null value - */ - void write_bson_null(const string_t& name) - { - write_bson_entry_header(name, 0x0A); - } - - /*! - @return The size of the BSON-encoded integer @a value - */ - static std::size_t calc_bson_integer_size(const std::int64_t value) - { - return (std::numeric_limits::min)() <= value && value <= (std::numeric_limits::max)() - ? sizeof(std::int32_t) - : sizeof(std::int64_t); - } - - /*! - @brief Writes a BSON element with key @a name and integer @a value - */ - void write_bson_integer(const string_t& name, - const std::int64_t value) - { - if ((std::numeric_limits::min)() <= value && value <= (std::numeric_limits::max)()) - { - write_bson_entry_header(name, 0x10); // int32 - write_number(static_cast(value)); - } - else - { - write_bson_entry_header(name, 0x12); // int64 - write_number(static_cast(value)); - } - } - - /*! - @return The size of the BSON-encoded unsigned integer in @a j - */ - static constexpr std::size_t calc_bson_unsigned_size(const std::uint64_t value) noexcept - { - return (value <= static_cast((std::numeric_limits::max)())) - ? sizeof(std::int32_t) - : sizeof(std::int64_t); - } - - /*! - @brief Writes a BSON element with key @a name and unsigned @a value - */ - void write_bson_unsigned(const string_t& name, - const std::uint64_t value) - { - if (value <= static_cast((std::numeric_limits::max)())) - { - write_bson_entry_header(name, 0x10 /* int32 */); - write_number(static_cast(value)); - } - else if (value <= static_cast((std::numeric_limits::max)())) - { - write_bson_entry_header(name, 0x12 /* int64 */); - write_number(static_cast(value)); - } - else - { - JSON_THROW(out_of_range::create(407, "integer number " + std::to_string(value) + " cannot be represented by BSON as it does not fit int64")); - } - } - - /*! - @brief Writes a BSON element with key @a name and object @a value - */ - void write_bson_object_entry(const string_t& name, - const typename BasicJsonType::object_t& value) - { - write_bson_entry_header(name, 0x03); // object - write_bson_object(value); - } - - /*! - @return The size of the BSON-encoded array @a value - */ - static std::size_t calc_bson_array_size(const typename BasicJsonType::array_t& value) - { - std::size_t array_index = 0ul; - - const std::size_t embedded_document_size = std::accumulate(std::begin(value), std::end(value), std::size_t(0), [&array_index](std::size_t result, const typename BasicJsonType::array_t::value_type & el) - { - return result + calc_bson_element_size(std::to_string(array_index++), el); - }); - - return sizeof(std::int32_t) + embedded_document_size + 1ul; - } - - /*! - @return The size of the BSON-encoded binary array @a value - */ - static std::size_t calc_bson_binary_size(const typename BasicJsonType::binary_t& value) - { - return sizeof(std::int32_t) + value.size() + 1ul; - } - - /*! - @brief Writes a BSON element with key @a name and array @a value - */ - void write_bson_array(const string_t& name, - const typename BasicJsonType::array_t& value) - { - write_bson_entry_header(name, 0x04); // array - write_number(static_cast(calc_bson_array_size(value))); - - std::size_t array_index = 0ul; - - for (const auto& el : value) - { - write_bson_element(std::to_string(array_index++), el); - } - - oa->write_character(to_char_type(0x00)); - } - - /*! - @brief Writes a BSON element with key @a name and binary value @a value - */ - void write_bson_binary(const string_t& name, - const binary_t& value) - { - write_bson_entry_header(name, 0x05); - - write_number(static_cast(value.size())); - write_number(value.has_subtype() ? value.subtype() : std::uint8_t(0x00)); - - oa->write_characters(reinterpret_cast(value.data()), value.size()); - } - - /*! - @brief Calculates the size necessary to serialize the JSON value @a j with its @a name - @return The calculated size for the BSON document entry for @a j with the given @a name. - */ - static std::size_t calc_bson_element_size(const string_t& name, - const BasicJsonType& j) - { - const auto header_size = calc_bson_entry_header_size(name); - switch (j.type()) - { - case value_t::object: - return header_size + calc_bson_object_size(*j.m_value.object); - - case value_t::array: - return header_size + calc_bson_array_size(*j.m_value.array); - - case value_t::binary: - return header_size + calc_bson_binary_size(*j.m_value.binary); - - case value_t::boolean: - return header_size + 1ul; - - case value_t::number_float: - return header_size + 8ul; - - case value_t::number_integer: - return header_size + calc_bson_integer_size(j.m_value.number_integer); - - case value_t::number_unsigned: - return header_size + calc_bson_unsigned_size(j.m_value.number_unsigned); - - case value_t::string: - return header_size + calc_bson_string_size(*j.m_value.string); - - case value_t::null: - return header_size + 0ul; - - // LCOV_EXCL_START - default: - JSON_ASSERT(false); - return 0ul; - // LCOV_EXCL_STOP - } - } - - /*! - @brief Serializes the JSON value @a j to BSON and associates it with the - key @a name. - @param name The name to associate with the JSON entity @a j within the - current BSON document - @return The size of the BSON entry - */ - void write_bson_element(const string_t& name, - const BasicJsonType& j) - { - switch (j.type()) - { - case value_t::object: - return write_bson_object_entry(name, *j.m_value.object); - - case value_t::array: - return write_bson_array(name, *j.m_value.array); - - case value_t::binary: - return write_bson_binary(name, *j.m_value.binary); - - case value_t::boolean: - return write_bson_boolean(name, j.m_value.boolean); - - case value_t::number_float: - return write_bson_double(name, j.m_value.number_float); - - case value_t::number_integer: - return write_bson_integer(name, j.m_value.number_integer); - - case value_t::number_unsigned: - return write_bson_unsigned(name, j.m_value.number_unsigned); - - case value_t::string: - return write_bson_string(name, *j.m_value.string); - - case value_t::null: - return write_bson_null(name); - - // LCOV_EXCL_START - default: - JSON_ASSERT(false); - return; - // LCOV_EXCL_STOP - } - } - - /*! - @brief Calculates the size of the BSON serialization of the given - JSON-object @a j. - @param[in] j JSON value to serialize - @pre j.type() == value_t::object - */ - static std::size_t calc_bson_object_size(const typename BasicJsonType::object_t& value) - { - std::size_t document_size = std::accumulate(value.begin(), value.end(), std::size_t(0), - [](size_t result, const typename BasicJsonType::object_t::value_type & el) - { - return result += calc_bson_element_size(el.first, el.second); - }); - - return sizeof(std::int32_t) + document_size + 1ul; - } - - /*! - @param[in] j JSON value to serialize - @pre j.type() == value_t::object - */ - void write_bson_object(const typename BasicJsonType::object_t& value) - { - write_number(static_cast(calc_bson_object_size(value))); - - for (const auto& el : value) - { - write_bson_element(el.first, el.second); - } - - oa->write_character(to_char_type(0x00)); - } - - ////////// - // CBOR // - ////////// - - static constexpr CharType get_cbor_float_prefix(float /*unused*/) - { - return to_char_type(0xFA); // Single-Precision Float - } - - static constexpr CharType get_cbor_float_prefix(double /*unused*/) - { - return to_char_type(0xFB); // Double-Precision Float - } - - ///////////// - // MsgPack // - ///////////// - - static constexpr CharType get_msgpack_float_prefix(float /*unused*/) - { - return to_char_type(0xCA); // float 32 - } - - static constexpr CharType get_msgpack_float_prefix(double /*unused*/) - { - return to_char_type(0xCB); // float 64 - } - - //////////// - // UBJSON // - //////////// - - // UBJSON: write number (floating point) - template::value, int>::type = 0> - void write_number_with_ubjson_prefix(const NumberType n, - const bool add_prefix) - { - if (add_prefix) - { - oa->write_character(get_ubjson_float_prefix(n)); - } - write_number(n); - } - - // UBJSON: write number (unsigned integer) - template::value, int>::type = 0> - void write_number_with_ubjson_prefix(const NumberType n, - const bool add_prefix) - { - if (n <= static_cast((std::numeric_limits::max)())) - { - if (add_prefix) - { - oa->write_character(to_char_type('i')); // int8 - } - write_number(static_cast(n)); - } - else if (n <= (std::numeric_limits::max)()) - { - if (add_prefix) - { - oa->write_character(to_char_type('U')); // uint8 - } - write_number(static_cast(n)); - } - else if (n <= static_cast((std::numeric_limits::max)())) - { - if (add_prefix) - { - oa->write_character(to_char_type('I')); // int16 - } - write_number(static_cast(n)); - } - else if (n <= static_cast((std::numeric_limits::max)())) - { - if (add_prefix) - { - oa->write_character(to_char_type('l')); // int32 - } - write_number(static_cast(n)); - } - else if (n <= static_cast((std::numeric_limits::max)())) - { - if (add_prefix) - { - oa->write_character(to_char_type('L')); // int64 - } - write_number(static_cast(n)); - } - else - { - if (add_prefix) - { - oa->write_character(to_char_type('H')); // high-precision number - } - - const auto number = BasicJsonType(n).dump(); - write_number_with_ubjson_prefix(number.size(), true); - for (std::size_t i = 0; i < number.size(); ++i) - { - oa->write_character(to_char_type(static_cast(number[i]))); - } - } - } - - // UBJSON: write number (signed integer) - template < typename NumberType, typename std::enable_if < - std::is_signed::value&& - !std::is_floating_point::value, int >::type = 0 > - void write_number_with_ubjson_prefix(const NumberType n, - const bool add_prefix) - { - if ((std::numeric_limits::min)() <= n && n <= (std::numeric_limits::max)()) - { - if (add_prefix) - { - oa->write_character(to_char_type('i')); // int8 - } - write_number(static_cast(n)); - } - else if (static_cast((std::numeric_limits::min)()) <= n && n <= static_cast((std::numeric_limits::max)())) - { - if (add_prefix) - { - oa->write_character(to_char_type('U')); // uint8 - } - write_number(static_cast(n)); - } - else if ((std::numeric_limits::min)() <= n && n <= (std::numeric_limits::max)()) - { - if (add_prefix) - { - oa->write_character(to_char_type('I')); // int16 - } - write_number(static_cast(n)); - } - else if ((std::numeric_limits::min)() <= n && n <= (std::numeric_limits::max)()) - { - if (add_prefix) - { - oa->write_character(to_char_type('l')); // int32 - } - write_number(static_cast(n)); - } - else if ((std::numeric_limits::min)() <= n && n <= (std::numeric_limits::max)()) - { - if (add_prefix) - { - oa->write_character(to_char_type('L')); // int64 - } - write_number(static_cast(n)); - } - // LCOV_EXCL_START - else - { - if (add_prefix) - { - oa->write_character(to_char_type('H')); // high-precision number - } - - const auto number = BasicJsonType(n).dump(); - write_number_with_ubjson_prefix(number.size(), true); - for (std::size_t i = 0; i < number.size(); ++i) - { - oa->write_character(to_char_type(static_cast(number[i]))); - } - } - // LCOV_EXCL_STOP - } - - /*! - @brief determine the type prefix of container values - */ - CharType ubjson_prefix(const BasicJsonType& j) const noexcept - { - switch (j.type()) - { - case value_t::null: - return 'Z'; - - case value_t::boolean: - return j.m_value.boolean ? 'T' : 'F'; - - case value_t::number_integer: - { - if ((std::numeric_limits::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits::max)()) - { - return 'i'; - } - if ((std::numeric_limits::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits::max)()) - { - return 'U'; - } - if ((std::numeric_limits::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits::max)()) - { - return 'I'; - } - if ((std::numeric_limits::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits::max)()) - { - return 'l'; - } - if ((std::numeric_limits::min)() <= j.m_value.number_integer && j.m_value.number_integer <= (std::numeric_limits::max)()) - { - return 'L'; - } - // anything else is treated as high-precision number - return 'H'; // LCOV_EXCL_LINE - } - - case value_t::number_unsigned: - { - if (j.m_value.number_unsigned <= static_cast((std::numeric_limits::max)())) - { - return 'i'; - } - if (j.m_value.number_unsigned <= static_cast((std::numeric_limits::max)())) - { - return 'U'; - } - if (j.m_value.number_unsigned <= static_cast((std::numeric_limits::max)())) - { - return 'I'; - } - if (j.m_value.number_unsigned <= static_cast((std::numeric_limits::max)())) - { - return 'l'; - } - if (j.m_value.number_unsigned <= static_cast((std::numeric_limits::max)())) - { - return 'L'; - } - // anything else is treated as high-precision number - return 'H'; // LCOV_EXCL_LINE - } - - case value_t::number_float: - return get_ubjson_float_prefix(j.m_value.number_float); - - case value_t::string: - return 'S'; - - case value_t::array: // fallthrough - case value_t::binary: - return '['; - - case value_t::object: - return '{'; - - default: // discarded values - return 'N'; - } - } - - static constexpr CharType get_ubjson_float_prefix(float /*unused*/) - { - return 'd'; // float 32 - } - - static constexpr CharType get_ubjson_float_prefix(double /*unused*/) - { - return 'D'; // float 64 - } - - /////////////////////// - // Utility functions // - /////////////////////// - - /* - @brief write a number to output input - @param[in] n number of type @a NumberType - @tparam NumberType the type of the number - @tparam OutputIsLittleEndian Set to true if output data is - required to be little endian - - @note This function needs to respect the system's endianess, because bytes - in CBOR, MessagePack, and UBJSON are stored in network order (big - endian) and therefore need reordering on little endian systems. - */ - template - void write_number(const NumberType n) - { - // step 1: write number to array of length NumberType - std::array vec; - std::memcpy(vec.data(), &n, sizeof(NumberType)); - - // step 2: write array to output (with possible reordering) - if (is_little_endian != OutputIsLittleEndian) - { - // reverse byte order prior to conversion if necessary - std::reverse(vec.begin(), vec.end()); - } - - oa->write_characters(vec.data(), sizeof(NumberType)); - } - - void write_compact_float(const number_float_t n, detail::input_format_t format) - { - if (static_cast(n) >= static_cast(std::numeric_limits::lowest()) && - static_cast(n) <= static_cast((std::numeric_limits::max)()) && - static_cast(static_cast(n)) == static_cast(n)) - { - oa->write_character(format == detail::input_format_t::cbor - ? get_cbor_float_prefix(static_cast(n)) - : get_msgpack_float_prefix(static_cast(n))); - write_number(static_cast(n)); - } - else - { - oa->write_character(format == detail::input_format_t::cbor - ? get_cbor_float_prefix(n) - : get_msgpack_float_prefix(n)); - write_number(n); - } - } - - public: - // The following to_char_type functions are implement the conversion - // between uint8_t and CharType. In case CharType is not unsigned, - // such a conversion is required to allow values greater than 128. - // See for a discussion. - template < typename C = CharType, - enable_if_t < std::is_signed::value && std::is_signed::value > * = nullptr > - static constexpr CharType to_char_type(std::uint8_t x) noexcept - { - return *reinterpret_cast(&x); - } - - template < typename C = CharType, - enable_if_t < std::is_signed::value && std::is_unsigned::value > * = nullptr > - static CharType to_char_type(std::uint8_t x) noexcept - { - static_assert(sizeof(std::uint8_t) == sizeof(CharType), "size of CharType must be equal to std::uint8_t"); - static_assert(std::is_trivial::value, "CharType must be trivial"); - CharType result; - std::memcpy(&result, &x, sizeof(x)); - return result; - } - - template::value>* = nullptr> - static constexpr CharType to_char_type(std::uint8_t x) noexcept - { - return x; - } - - template < typename InputCharType, typename C = CharType, - enable_if_t < - std::is_signed::value && - std::is_signed::value && - std::is_same::type>::value - > * = nullptr > - static constexpr CharType to_char_type(InputCharType x) noexcept - { - return x; - } - - private: - /// whether we can assume little endianess - const bool is_little_endian = little_endianess(); - - /// the output - output_adapter_t oa = nullptr; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - - -#include // reverse, remove, fill, find, none_of -#include // array -#include // localeconv, lconv -#include // labs, isfinite, isnan, signbit -#include // size_t, ptrdiff_t -#include // uint8_t -#include // snprintf -#include // numeric_limits -#include // string, char_traits -#include // is_same -#include // move - -// #include - - -#include // array -#include // signbit, isfinite -#include // intN_t, uintN_t -#include // memcpy, memmove -#include // numeric_limits -#include // conditional - -// #include - - -namespace nlohmann -{ -namespace detail -{ - -/*! -@brief implements the Grisu2 algorithm for binary to decimal floating-point -conversion. - -This implementation is a slightly modified version of the reference -implementation which may be obtained from -http://florian.loitsch.com/publications (bench.tar.gz). - -The code is distributed under the MIT license, Copyright (c) 2009 Florian Loitsch. - -For a detailed description of the algorithm see: - -[1] Loitsch, "Printing Floating-Point Numbers Quickly and Accurately with - Integers", Proceedings of the ACM SIGPLAN 2010 Conference on Programming - Language Design and Implementation, PLDI 2010 -[2] Burger, Dybvig, "Printing Floating-Point Numbers Quickly and Accurately", - Proceedings of the ACM SIGPLAN 1996 Conference on Programming Language - Design and Implementation, PLDI 1996 -*/ -namespace dtoa_impl -{ - -template -Target reinterpret_bits(const Source source) -{ - static_assert(sizeof(Target) == sizeof(Source), "size mismatch"); - - Target target; - std::memcpy(&target, &source, sizeof(Source)); - return target; -} - -struct diyfp // f * 2^e -{ - static constexpr int kPrecision = 64; // = q - - std::uint64_t f = 0; - int e = 0; - - constexpr diyfp(std::uint64_t f_, int e_) noexcept : f(f_), e(e_) {} - - /*! - @brief returns x - y - @pre x.e == y.e and x.f >= y.f - */ - static diyfp sub(const diyfp& x, const diyfp& y) noexcept - { - JSON_ASSERT(x.e == y.e); - JSON_ASSERT(x.f >= y.f); - - return {x.f - y.f, x.e}; - } - - /*! - @brief returns x * y - @note The result is rounded. (Only the upper q bits are returned.) - */ - static diyfp mul(const diyfp& x, const diyfp& y) noexcept - { - static_assert(kPrecision == 64, "internal error"); - - // Computes: - // f = round((x.f * y.f) / 2^q) - // e = x.e + y.e + q - - // Emulate the 64-bit * 64-bit multiplication: - // - // p = u * v - // = (u_lo + 2^32 u_hi) (v_lo + 2^32 v_hi) - // = (u_lo v_lo ) + 2^32 ((u_lo v_hi ) + (u_hi v_lo )) + 2^64 (u_hi v_hi ) - // = (p0 ) + 2^32 ((p1 ) + (p2 )) + 2^64 (p3 ) - // = (p0_lo + 2^32 p0_hi) + 2^32 ((p1_lo + 2^32 p1_hi) + (p2_lo + 2^32 p2_hi)) + 2^64 (p3 ) - // = (p0_lo ) + 2^32 (p0_hi + p1_lo + p2_lo ) + 2^64 (p1_hi + p2_hi + p3) - // = (p0_lo ) + 2^32 (Q ) + 2^64 (H ) - // = (p0_lo ) + 2^32 (Q_lo + 2^32 Q_hi ) + 2^64 (H ) - // - // (Since Q might be larger than 2^32 - 1) - // - // = (p0_lo + 2^32 Q_lo) + 2^64 (Q_hi + H) - // - // (Q_hi + H does not overflow a 64-bit int) - // - // = p_lo + 2^64 p_hi - - const std::uint64_t u_lo = x.f & 0xFFFFFFFFu; - const std::uint64_t u_hi = x.f >> 32u; - const std::uint64_t v_lo = y.f & 0xFFFFFFFFu; - const std::uint64_t v_hi = y.f >> 32u; - - const std::uint64_t p0 = u_lo * v_lo; - const std::uint64_t p1 = u_lo * v_hi; - const std::uint64_t p2 = u_hi * v_lo; - const std::uint64_t p3 = u_hi * v_hi; - - const std::uint64_t p0_hi = p0 >> 32u; - const std::uint64_t p1_lo = p1 & 0xFFFFFFFFu; - const std::uint64_t p1_hi = p1 >> 32u; - const std::uint64_t p2_lo = p2 & 0xFFFFFFFFu; - const std::uint64_t p2_hi = p2 >> 32u; - - std::uint64_t Q = p0_hi + p1_lo + p2_lo; - - // The full product might now be computed as - // - // p_hi = p3 + p2_hi + p1_hi + (Q >> 32) - // p_lo = p0_lo + (Q << 32) - // - // But in this particular case here, the full p_lo is not required. - // Effectively we only need to add the highest bit in p_lo to p_hi (and - // Q_hi + 1 does not overflow). - - Q += std::uint64_t{1} << (64u - 32u - 1u); // round, ties up - - const std::uint64_t h = p3 + p2_hi + p1_hi + (Q >> 32u); - - return {h, x.e + y.e + 64}; - } - - /*! - @brief normalize x such that the significand is >= 2^(q-1) - @pre x.f != 0 - */ - static diyfp normalize(diyfp x) noexcept - { - JSON_ASSERT(x.f != 0); - - while ((x.f >> 63u) == 0) - { - x.f <<= 1u; - x.e--; - } - - return x; - } - - /*! - @brief normalize x such that the result has the exponent E - @pre e >= x.e and the upper e - x.e bits of x.f must be zero. - */ - static diyfp normalize_to(const diyfp& x, const int target_exponent) noexcept - { - const int delta = x.e - target_exponent; - - JSON_ASSERT(delta >= 0); - JSON_ASSERT(((x.f << delta) >> delta) == x.f); - - return {x.f << delta, target_exponent}; - } -}; - -struct boundaries -{ - diyfp w; - diyfp minus; - diyfp plus; -}; - -/*! -Compute the (normalized) diyfp representing the input number 'value' and its -boundaries. - -@pre value must be finite and positive -*/ -template -boundaries compute_boundaries(FloatType value) -{ - JSON_ASSERT(std::isfinite(value)); - JSON_ASSERT(value > 0); - - // Convert the IEEE representation into a diyfp. - // - // If v is denormal: - // value = 0.F * 2^(1 - bias) = ( F) * 2^(1 - bias - (p-1)) - // If v is normalized: - // value = 1.F * 2^(E - bias) = (2^(p-1) + F) * 2^(E - bias - (p-1)) - - static_assert(std::numeric_limits::is_iec559, - "internal error: dtoa_short requires an IEEE-754 floating-point implementation"); - - constexpr int kPrecision = std::numeric_limits::digits; // = p (includes the hidden bit) - constexpr int kBias = std::numeric_limits::max_exponent - 1 + (kPrecision - 1); - constexpr int kMinExp = 1 - kBias; - constexpr std::uint64_t kHiddenBit = std::uint64_t{1} << (kPrecision - 1); // = 2^(p-1) - - using bits_type = typename std::conditional::type; - - const std::uint64_t bits = reinterpret_bits(value); - const std::uint64_t E = bits >> (kPrecision - 1); - const std::uint64_t F = bits & (kHiddenBit - 1); - - const bool is_denormal = E == 0; - const diyfp v = is_denormal - ? diyfp(F, kMinExp) - : diyfp(F + kHiddenBit, static_cast(E) - kBias); - - // Compute the boundaries m- and m+ of the floating-point value - // v = f * 2^e. - // - // Determine v- and v+, the floating-point predecessor and successor if v, - // respectively. - // - // v- = v - 2^e if f != 2^(p-1) or e == e_min (A) - // = v - 2^(e-1) if f == 2^(p-1) and e > e_min (B) - // - // v+ = v + 2^e - // - // Let m- = (v- + v) / 2 and m+ = (v + v+) / 2. All real numbers _strictly_ - // between m- and m+ round to v, regardless of how the input rounding - // algorithm breaks ties. - // - // ---+-------------+-------------+-------------+-------------+--- (A) - // v- m- v m+ v+ - // - // -----------------+------+------+-------------+-------------+--- (B) - // v- m- v m+ v+ - - const bool lower_boundary_is_closer = F == 0 && E > 1; - const diyfp m_plus = diyfp(2 * v.f + 1, v.e - 1); - const diyfp m_minus = lower_boundary_is_closer - ? diyfp(4 * v.f - 1, v.e - 2) // (B) - : diyfp(2 * v.f - 1, v.e - 1); // (A) - - // Determine the normalized w+ = m+. - const diyfp w_plus = diyfp::normalize(m_plus); - - // Determine w- = m- such that e_(w-) = e_(w+). - const diyfp w_minus = diyfp::normalize_to(m_minus, w_plus.e); - - return {diyfp::normalize(v), w_minus, w_plus}; -} - -// Given normalized diyfp w, Grisu needs to find a (normalized) cached -// power-of-ten c, such that the exponent of the product c * w = f * 2^e lies -// within a certain range [alpha, gamma] (Definition 3.2 from [1]) -// -// alpha <= e = e_c + e_w + q <= gamma -// -// or -// -// f_c * f_w * 2^alpha <= f_c 2^(e_c) * f_w 2^(e_w) * 2^q -// <= f_c * f_w * 2^gamma -// -// Since c and w are normalized, i.e. 2^(q-1) <= f < 2^q, this implies -// -// 2^(q-1) * 2^(q-1) * 2^alpha <= c * w * 2^q < 2^q * 2^q * 2^gamma -// -// or -// -// 2^(q - 2 + alpha) <= c * w < 2^(q + gamma) -// -// The choice of (alpha,gamma) determines the size of the table and the form of -// the digit generation procedure. Using (alpha,gamma)=(-60,-32) works out well -// in practice: -// -// The idea is to cut the number c * w = f * 2^e into two parts, which can be -// processed independently: An integral part p1, and a fractional part p2: -// -// f * 2^e = ( (f div 2^-e) * 2^-e + (f mod 2^-e) ) * 2^e -// = (f div 2^-e) + (f mod 2^-e) * 2^e -// = p1 + p2 * 2^e -// -// The conversion of p1 into decimal form requires a series of divisions and -// modulos by (a power of) 10. These operations are faster for 32-bit than for -// 64-bit integers, so p1 should ideally fit into a 32-bit integer. This can be -// achieved by choosing -// -// -e >= 32 or e <= -32 := gamma -// -// In order to convert the fractional part -// -// p2 * 2^e = p2 / 2^-e = d[-1] / 10^1 + d[-2] / 10^2 + ... -// -// into decimal form, the fraction is repeatedly multiplied by 10 and the digits -// d[-i] are extracted in order: -// -// (10 * p2) div 2^-e = d[-1] -// (10 * p2) mod 2^-e = d[-2] / 10^1 + ... -// -// The multiplication by 10 must not overflow. It is sufficient to choose -// -// 10 * p2 < 16 * p2 = 2^4 * p2 <= 2^64. -// -// Since p2 = f mod 2^-e < 2^-e, -// -// -e <= 60 or e >= -60 := alpha - -constexpr int kAlpha = -60; -constexpr int kGamma = -32; - -struct cached_power // c = f * 2^e ~= 10^k -{ - std::uint64_t f; - int e; - int k; -}; - -/*! -For a normalized diyfp w = f * 2^e, this function returns a (normalized) cached -power-of-ten c = f_c * 2^e_c, such that the exponent of the product w * c -satisfies (Definition 3.2 from [1]) - - alpha <= e_c + e + q <= gamma. -*/ -inline cached_power get_cached_power_for_binary_exponent(int e) -{ - // Now - // - // alpha <= e_c + e + q <= gamma (1) - // ==> f_c * 2^alpha <= c * 2^e * 2^q - // - // and since the c's are normalized, 2^(q-1) <= f_c, - // - // ==> 2^(q - 1 + alpha) <= c * 2^(e + q) - // ==> 2^(alpha - e - 1) <= c - // - // If c were an exact power of ten, i.e. c = 10^k, one may determine k as - // - // k = ceil( log_10( 2^(alpha - e - 1) ) ) - // = ceil( (alpha - e - 1) * log_10(2) ) - // - // From the paper: - // "In theory the result of the procedure could be wrong since c is rounded, - // and the computation itself is approximated [...]. In practice, however, - // this simple function is sufficient." - // - // For IEEE double precision floating-point numbers converted into - // normalized diyfp's w = f * 2^e, with q = 64, - // - // e >= -1022 (min IEEE exponent) - // -52 (p - 1) - // -52 (p - 1, possibly normalize denormal IEEE numbers) - // -11 (normalize the diyfp) - // = -1137 - // - // and - // - // e <= +1023 (max IEEE exponent) - // -52 (p - 1) - // -11 (normalize the diyfp) - // = 960 - // - // This binary exponent range [-1137,960] results in a decimal exponent - // range [-307,324]. One does not need to store a cached power for each - // k in this range. For each such k it suffices to find a cached power - // such that the exponent of the product lies in [alpha,gamma]. - // This implies that the difference of the decimal exponents of adjacent - // table entries must be less than or equal to - // - // floor( (gamma - alpha) * log_10(2) ) = 8. - // - // (A smaller distance gamma-alpha would require a larger table.) - - // NB: - // Actually this function returns c, such that -60 <= e_c + e + 64 <= -34. - - constexpr int kCachedPowersMinDecExp = -300; - constexpr int kCachedPowersDecStep = 8; - - static constexpr std::array kCachedPowers = - { - { - { 0xAB70FE17C79AC6CA, -1060, -300 }, - { 0xFF77B1FCBEBCDC4F, -1034, -292 }, - { 0xBE5691EF416BD60C, -1007, -284 }, - { 0x8DD01FAD907FFC3C, -980, -276 }, - { 0xD3515C2831559A83, -954, -268 }, - { 0x9D71AC8FADA6C9B5, -927, -260 }, - { 0xEA9C227723EE8BCB, -901, -252 }, - { 0xAECC49914078536D, -874, -244 }, - { 0x823C12795DB6CE57, -847, -236 }, - { 0xC21094364DFB5637, -821, -228 }, - { 0x9096EA6F3848984F, -794, -220 }, - { 0xD77485CB25823AC7, -768, -212 }, - { 0xA086CFCD97BF97F4, -741, -204 }, - { 0xEF340A98172AACE5, -715, -196 }, - { 0xB23867FB2A35B28E, -688, -188 }, - { 0x84C8D4DFD2C63F3B, -661, -180 }, - { 0xC5DD44271AD3CDBA, -635, -172 }, - { 0x936B9FCEBB25C996, -608, -164 }, - { 0xDBAC6C247D62A584, -582, -156 }, - { 0xA3AB66580D5FDAF6, -555, -148 }, - { 0xF3E2F893DEC3F126, -529, -140 }, - { 0xB5B5ADA8AAFF80B8, -502, -132 }, - { 0x87625F056C7C4A8B, -475, -124 }, - { 0xC9BCFF6034C13053, -449, -116 }, - { 0x964E858C91BA2655, -422, -108 }, - { 0xDFF9772470297EBD, -396, -100 }, - { 0xA6DFBD9FB8E5B88F, -369, -92 }, - { 0xF8A95FCF88747D94, -343, -84 }, - { 0xB94470938FA89BCF, -316, -76 }, - { 0x8A08F0F8BF0F156B, -289, -68 }, - { 0xCDB02555653131B6, -263, -60 }, - { 0x993FE2C6D07B7FAC, -236, -52 }, - { 0xE45C10C42A2B3B06, -210, -44 }, - { 0xAA242499697392D3, -183, -36 }, - { 0xFD87B5F28300CA0E, -157, -28 }, - { 0xBCE5086492111AEB, -130, -20 }, - { 0x8CBCCC096F5088CC, -103, -12 }, - { 0xD1B71758E219652C, -77, -4 }, - { 0x9C40000000000000, -50, 4 }, - { 0xE8D4A51000000000, -24, 12 }, - { 0xAD78EBC5AC620000, 3, 20 }, - { 0x813F3978F8940984, 30, 28 }, - { 0xC097CE7BC90715B3, 56, 36 }, - { 0x8F7E32CE7BEA5C70, 83, 44 }, - { 0xD5D238A4ABE98068, 109, 52 }, - { 0x9F4F2726179A2245, 136, 60 }, - { 0xED63A231D4C4FB27, 162, 68 }, - { 0xB0DE65388CC8ADA8, 189, 76 }, - { 0x83C7088E1AAB65DB, 216, 84 }, - { 0xC45D1DF942711D9A, 242, 92 }, - { 0x924D692CA61BE758, 269, 100 }, - { 0xDA01EE641A708DEA, 295, 108 }, - { 0xA26DA3999AEF774A, 322, 116 }, - { 0xF209787BB47D6B85, 348, 124 }, - { 0xB454E4A179DD1877, 375, 132 }, - { 0x865B86925B9BC5C2, 402, 140 }, - { 0xC83553C5C8965D3D, 428, 148 }, - { 0x952AB45CFA97A0B3, 455, 156 }, - { 0xDE469FBD99A05FE3, 481, 164 }, - { 0xA59BC234DB398C25, 508, 172 }, - { 0xF6C69A72A3989F5C, 534, 180 }, - { 0xB7DCBF5354E9BECE, 561, 188 }, - { 0x88FCF317F22241E2, 588, 196 }, - { 0xCC20CE9BD35C78A5, 614, 204 }, - { 0x98165AF37B2153DF, 641, 212 }, - { 0xE2A0B5DC971F303A, 667, 220 }, - { 0xA8D9D1535CE3B396, 694, 228 }, - { 0xFB9B7CD9A4A7443C, 720, 236 }, - { 0xBB764C4CA7A44410, 747, 244 }, - { 0x8BAB8EEFB6409C1A, 774, 252 }, - { 0xD01FEF10A657842C, 800, 260 }, - { 0x9B10A4E5E9913129, 827, 268 }, - { 0xE7109BFBA19C0C9D, 853, 276 }, - { 0xAC2820D9623BF429, 880, 284 }, - { 0x80444B5E7AA7CF85, 907, 292 }, - { 0xBF21E44003ACDD2D, 933, 300 }, - { 0x8E679C2F5E44FF8F, 960, 308 }, - { 0xD433179D9C8CB841, 986, 316 }, - { 0x9E19DB92B4E31BA9, 1013, 324 }, - } - }; - - // This computation gives exactly the same results for k as - // k = ceil((kAlpha - e - 1) * 0.30102999566398114) - // for |e| <= 1500, but doesn't require floating-point operations. - // NB: log_10(2) ~= 78913 / 2^18 - JSON_ASSERT(e >= -1500); - JSON_ASSERT(e <= 1500); - const int f = kAlpha - e - 1; - const int k = (f * 78913) / (1 << 18) + static_cast(f > 0); - - const int index = (-kCachedPowersMinDecExp + k + (kCachedPowersDecStep - 1)) / kCachedPowersDecStep; - JSON_ASSERT(index >= 0); - JSON_ASSERT(static_cast(index) < kCachedPowers.size()); - - const cached_power cached = kCachedPowers[static_cast(index)]; - JSON_ASSERT(kAlpha <= cached.e + e + 64); - JSON_ASSERT(kGamma >= cached.e + e + 64); - - return cached; -} - -/*! -For n != 0, returns k, such that pow10 := 10^(k-1) <= n < 10^k. -For n == 0, returns 1 and sets pow10 := 1. -*/ -inline int find_largest_pow10(const std::uint32_t n, std::uint32_t& pow10) -{ - // LCOV_EXCL_START - if (n >= 1000000000) - { - pow10 = 1000000000; - return 10; - } - // LCOV_EXCL_STOP - else if (n >= 100000000) - { - pow10 = 100000000; - return 9; - } - else if (n >= 10000000) - { - pow10 = 10000000; - return 8; - } - else if (n >= 1000000) - { - pow10 = 1000000; - return 7; - } - else if (n >= 100000) - { - pow10 = 100000; - return 6; - } - else if (n >= 10000) - { - pow10 = 10000; - return 5; - } - else if (n >= 1000) - { - pow10 = 1000; - return 4; - } - else if (n >= 100) - { - pow10 = 100; - return 3; - } - else if (n >= 10) - { - pow10 = 10; - return 2; - } - else - { - pow10 = 1; - return 1; - } -} - -inline void grisu2_round(char* buf, int len, std::uint64_t dist, std::uint64_t delta, - std::uint64_t rest, std::uint64_t ten_k) -{ - JSON_ASSERT(len >= 1); - JSON_ASSERT(dist <= delta); - JSON_ASSERT(rest <= delta); - JSON_ASSERT(ten_k > 0); - - // <--------------------------- delta ----> - // <---- dist ---------> - // --------------[------------------+-------------------]-------------- - // M- w M+ - // - // ten_k - // <------> - // <---- rest ----> - // --------------[------------------+----+--------------]-------------- - // w V - // = buf * 10^k - // - // ten_k represents a unit-in-the-last-place in the decimal representation - // stored in buf. - // Decrement buf by ten_k while this takes buf closer to w. - - // The tests are written in this order to avoid overflow in unsigned - // integer arithmetic. - - while (rest < dist - && delta - rest >= ten_k - && (rest + ten_k < dist || dist - rest > rest + ten_k - dist)) - { - JSON_ASSERT(buf[len - 1] != '0'); - buf[len - 1]--; - rest += ten_k; - } -} - -/*! -Generates V = buffer * 10^decimal_exponent, such that M- <= V <= M+. -M- and M+ must be normalized and share the same exponent -60 <= e <= -32. -*/ -inline void grisu2_digit_gen(char* buffer, int& length, int& decimal_exponent, - diyfp M_minus, diyfp w, diyfp M_plus) -{ - static_assert(kAlpha >= -60, "internal error"); - static_assert(kGamma <= -32, "internal error"); - - // Generates the digits (and the exponent) of a decimal floating-point - // number V = buffer * 10^decimal_exponent in the range [M-, M+]. The diyfp's - // w, M- and M+ share the same exponent e, which satisfies alpha <= e <= gamma. - // - // <--------------------------- delta ----> - // <---- dist ---------> - // --------------[------------------+-------------------]-------------- - // M- w M+ - // - // Grisu2 generates the digits of M+ from left to right and stops as soon as - // V is in [M-,M+]. - - JSON_ASSERT(M_plus.e >= kAlpha); - JSON_ASSERT(M_plus.e <= kGamma); - - std::uint64_t delta = diyfp::sub(M_plus, M_minus).f; // (significand of (M+ - M-), implicit exponent is e) - std::uint64_t dist = diyfp::sub(M_plus, w ).f; // (significand of (M+ - w ), implicit exponent is e) - - // Split M+ = f * 2^e into two parts p1 and p2 (note: e < 0): - // - // M+ = f * 2^e - // = ((f div 2^-e) * 2^-e + (f mod 2^-e)) * 2^e - // = ((p1 ) * 2^-e + (p2 )) * 2^e - // = p1 + p2 * 2^e - - const diyfp one(std::uint64_t{1} << -M_plus.e, M_plus.e); - - auto p1 = static_cast(M_plus.f >> -one.e); // p1 = f div 2^-e (Since -e >= 32, p1 fits into a 32-bit int.) - std::uint64_t p2 = M_plus.f & (one.f - 1); // p2 = f mod 2^-e - - // 1) - // - // Generate the digits of the integral part p1 = d[n-1]...d[1]d[0] - - JSON_ASSERT(p1 > 0); - - std::uint32_t pow10; - const int k = find_largest_pow10(p1, pow10); - - // 10^(k-1) <= p1 < 10^k, pow10 = 10^(k-1) - // - // p1 = (p1 div 10^(k-1)) * 10^(k-1) + (p1 mod 10^(k-1)) - // = (d[k-1] ) * 10^(k-1) + (p1 mod 10^(k-1)) - // - // M+ = p1 + p2 * 2^e - // = d[k-1] * 10^(k-1) + (p1 mod 10^(k-1)) + p2 * 2^e - // = d[k-1] * 10^(k-1) + ((p1 mod 10^(k-1)) * 2^-e + p2) * 2^e - // = d[k-1] * 10^(k-1) + ( rest) * 2^e - // - // Now generate the digits d[n] of p1 from left to right (n = k-1,...,0) - // - // p1 = d[k-1]...d[n] * 10^n + d[n-1]...d[0] - // - // but stop as soon as - // - // rest * 2^e = (d[n-1]...d[0] * 2^-e + p2) * 2^e <= delta * 2^e - - int n = k; - while (n > 0) - { - // Invariants: - // M+ = buffer * 10^n + (p1 + p2 * 2^e) (buffer = 0 for n = k) - // pow10 = 10^(n-1) <= p1 < 10^n - // - const std::uint32_t d = p1 / pow10; // d = p1 div 10^(n-1) - const std::uint32_t r = p1 % pow10; // r = p1 mod 10^(n-1) - // - // M+ = buffer * 10^n + (d * 10^(n-1) + r) + p2 * 2^e - // = (buffer * 10 + d) * 10^(n-1) + (r + p2 * 2^e) - // - JSON_ASSERT(d <= 9); - buffer[length++] = static_cast('0' + d); // buffer := buffer * 10 + d - // - // M+ = buffer * 10^(n-1) + (r + p2 * 2^e) - // - p1 = r; - n--; - // - // M+ = buffer * 10^n + (p1 + p2 * 2^e) - // pow10 = 10^n - // - - // Now check if enough digits have been generated. - // Compute - // - // p1 + p2 * 2^e = (p1 * 2^-e + p2) * 2^e = rest * 2^e - // - // Note: - // Since rest and delta share the same exponent e, it suffices to - // compare the significands. - const std::uint64_t rest = (std::uint64_t{p1} << -one.e) + p2; - if (rest <= delta) - { - // V = buffer * 10^n, with M- <= V <= M+. - - decimal_exponent += n; - - // We may now just stop. But instead look if the buffer could be - // decremented to bring V closer to w. - // - // pow10 = 10^n is now 1 ulp in the decimal representation V. - // The rounding procedure works with diyfp's with an implicit - // exponent of e. - // - // 10^n = (10^n * 2^-e) * 2^e = ulp * 2^e - // - const std::uint64_t ten_n = std::uint64_t{pow10} << -one.e; - grisu2_round(buffer, length, dist, delta, rest, ten_n); - - return; - } - - pow10 /= 10; - // - // pow10 = 10^(n-1) <= p1 < 10^n - // Invariants restored. - } - - // 2) - // - // The digits of the integral part have been generated: - // - // M+ = d[k-1]...d[1]d[0] + p2 * 2^e - // = buffer + p2 * 2^e - // - // Now generate the digits of the fractional part p2 * 2^e. - // - // Note: - // No decimal point is generated: the exponent is adjusted instead. - // - // p2 actually represents the fraction - // - // p2 * 2^e - // = p2 / 2^-e - // = d[-1] / 10^1 + d[-2] / 10^2 + ... - // - // Now generate the digits d[-m] of p1 from left to right (m = 1,2,...) - // - // p2 * 2^e = d[-1]d[-2]...d[-m] * 10^-m - // + 10^-m * (d[-m-1] / 10^1 + d[-m-2] / 10^2 + ...) - // - // using - // - // 10^m * p2 = ((10^m * p2) div 2^-e) * 2^-e + ((10^m * p2) mod 2^-e) - // = ( d) * 2^-e + ( r) - // - // or - // 10^m * p2 * 2^e = d + r * 2^e - // - // i.e. - // - // M+ = buffer + p2 * 2^e - // = buffer + 10^-m * (d + r * 2^e) - // = (buffer * 10^m + d) * 10^-m + 10^-m * r * 2^e - // - // and stop as soon as 10^-m * r * 2^e <= delta * 2^e - - JSON_ASSERT(p2 > delta); - - int m = 0; - for (;;) - { - // Invariant: - // M+ = buffer * 10^-m + 10^-m * (d[-m-1] / 10 + d[-m-2] / 10^2 + ...) * 2^e - // = buffer * 10^-m + 10^-m * (p2 ) * 2^e - // = buffer * 10^-m + 10^-m * (1/10 * (10 * p2) ) * 2^e - // = buffer * 10^-m + 10^-m * (1/10 * ((10*p2 div 2^-e) * 2^-e + (10*p2 mod 2^-e)) * 2^e - // - JSON_ASSERT(p2 <= (std::numeric_limits::max)() / 10); - p2 *= 10; - const std::uint64_t d = p2 >> -one.e; // d = (10 * p2) div 2^-e - const std::uint64_t r = p2 & (one.f - 1); // r = (10 * p2) mod 2^-e - // - // M+ = buffer * 10^-m + 10^-m * (1/10 * (d * 2^-e + r) * 2^e - // = buffer * 10^-m + 10^-m * (1/10 * (d + r * 2^e)) - // = (buffer * 10 + d) * 10^(-m-1) + 10^(-m-1) * r * 2^e - // - JSON_ASSERT(d <= 9); - buffer[length++] = static_cast('0' + d); // buffer := buffer * 10 + d - // - // M+ = buffer * 10^(-m-1) + 10^(-m-1) * r * 2^e - // - p2 = r; - m++; - // - // M+ = buffer * 10^-m + 10^-m * p2 * 2^e - // Invariant restored. - - // Check if enough digits have been generated. - // - // 10^-m * p2 * 2^e <= delta * 2^e - // p2 * 2^e <= 10^m * delta * 2^e - // p2 <= 10^m * delta - delta *= 10; - dist *= 10; - if (p2 <= delta) - { - break; - } - } - - // V = buffer * 10^-m, with M- <= V <= M+. - - decimal_exponent -= m; - - // 1 ulp in the decimal representation is now 10^-m. - // Since delta and dist are now scaled by 10^m, we need to do the - // same with ulp in order to keep the units in sync. - // - // 10^m * 10^-m = 1 = 2^-e * 2^e = ten_m * 2^e - // - const std::uint64_t ten_m = one.f; - grisu2_round(buffer, length, dist, delta, p2, ten_m); - - // By construction this algorithm generates the shortest possible decimal - // number (Loitsch, Theorem 6.2) which rounds back to w. - // For an input number of precision p, at least - // - // N = 1 + ceil(p * log_10(2)) - // - // decimal digits are sufficient to identify all binary floating-point - // numbers (Matula, "In-and-Out conversions"). - // This implies that the algorithm does not produce more than N decimal - // digits. - // - // N = 17 for p = 53 (IEEE double precision) - // N = 9 for p = 24 (IEEE single precision) -} - -/*! -v = buf * 10^decimal_exponent -len is the length of the buffer (number of decimal digits) -The buffer must be large enough, i.e. >= max_digits10. -*/ -JSON_HEDLEY_NON_NULL(1) -inline void grisu2(char* buf, int& len, int& decimal_exponent, - diyfp m_minus, diyfp v, diyfp m_plus) -{ - JSON_ASSERT(m_plus.e == m_minus.e); - JSON_ASSERT(m_plus.e == v.e); - - // --------(-----------------------+-----------------------)-------- (A) - // m- v m+ - // - // --------------------(-----------+-----------------------)-------- (B) - // m- v m+ - // - // First scale v (and m- and m+) such that the exponent is in the range - // [alpha, gamma]. - - const cached_power cached = get_cached_power_for_binary_exponent(m_plus.e); - - const diyfp c_minus_k(cached.f, cached.e); // = c ~= 10^-k - - // The exponent of the products is = v.e + c_minus_k.e + q and is in the range [alpha,gamma] - const diyfp w = diyfp::mul(v, c_minus_k); - const diyfp w_minus = diyfp::mul(m_minus, c_minus_k); - const diyfp w_plus = diyfp::mul(m_plus, c_minus_k); - - // ----(---+---)---------------(---+---)---------------(---+---)---- - // w- w w+ - // = c*m- = c*v = c*m+ - // - // diyfp::mul rounds its result and c_minus_k is approximated too. w, w- and - // w+ are now off by a small amount. - // In fact: - // - // w - v * 10^k < 1 ulp - // - // To account for this inaccuracy, add resp. subtract 1 ulp. - // - // --------+---[---------------(---+---)---------------]---+-------- - // w- M- w M+ w+ - // - // Now any number in [M-, M+] (bounds included) will round to w when input, - // regardless of how the input rounding algorithm breaks ties. - // - // And digit_gen generates the shortest possible such number in [M-, M+]. - // Note that this does not mean that Grisu2 always generates the shortest - // possible number in the interval (m-, m+). - const diyfp M_minus(w_minus.f + 1, w_minus.e); - const diyfp M_plus (w_plus.f - 1, w_plus.e ); - - decimal_exponent = -cached.k; // = -(-k) = k - - grisu2_digit_gen(buf, len, decimal_exponent, M_minus, w, M_plus); -} - -/*! -v = buf * 10^decimal_exponent -len is the length of the buffer (number of decimal digits) -The buffer must be large enough, i.e. >= max_digits10. -*/ -template -JSON_HEDLEY_NON_NULL(1) -void grisu2(char* buf, int& len, int& decimal_exponent, FloatType value) -{ - static_assert(diyfp::kPrecision >= std::numeric_limits::digits + 3, - "internal error: not enough precision"); - - JSON_ASSERT(std::isfinite(value)); - JSON_ASSERT(value > 0); - - // If the neighbors (and boundaries) of 'value' are always computed for double-precision - // numbers, all float's can be recovered using strtod (and strtof). However, the resulting - // decimal representations are not exactly "short". - // - // The documentation for 'std::to_chars' (https://en.cppreference.com/w/cpp/utility/to_chars) - // says "value is converted to a string as if by std::sprintf in the default ("C") locale" - // and since sprintf promotes float's to double's, I think this is exactly what 'std::to_chars' - // does. - // On the other hand, the documentation for 'std::to_chars' requires that "parsing the - // representation using the corresponding std::from_chars function recovers value exactly". That - // indicates that single precision floating-point numbers should be recovered using - // 'std::strtof'. - // - // NB: If the neighbors are computed for single-precision numbers, there is a single float - // (7.0385307e-26f) which can't be recovered using strtod. The resulting double precision - // value is off by 1 ulp. -#if 0 - const boundaries w = compute_boundaries(static_cast(value)); -#else - const boundaries w = compute_boundaries(value); -#endif - - grisu2(buf, len, decimal_exponent, w.minus, w.w, w.plus); -} - -/*! -@brief appends a decimal representation of e to buf -@return a pointer to the element following the exponent. -@pre -1000 < e < 1000 -*/ -JSON_HEDLEY_NON_NULL(1) -JSON_HEDLEY_RETURNS_NON_NULL -inline char* append_exponent(char* buf, int e) -{ - JSON_ASSERT(e > -1000); - JSON_ASSERT(e < 1000); - - if (e < 0) - { - e = -e; - *buf++ = '-'; - } - else - { - *buf++ = '+'; - } - - auto k = static_cast(e); - if (k < 10) - { - // Always print at least two digits in the exponent. - // This is for compatibility with printf("%g"). - *buf++ = '0'; - *buf++ = static_cast('0' + k); - } - else if (k < 100) - { - *buf++ = static_cast('0' + k / 10); - k %= 10; - *buf++ = static_cast('0' + k); - } - else - { - *buf++ = static_cast('0' + k / 100); - k %= 100; - *buf++ = static_cast('0' + k / 10); - k %= 10; - *buf++ = static_cast('0' + k); - } - - return buf; -} - -/*! -@brief prettify v = buf * 10^decimal_exponent - -If v is in the range [10^min_exp, 10^max_exp) it will be printed in fixed-point -notation. Otherwise it will be printed in exponential notation. - -@pre min_exp < 0 -@pre max_exp > 0 -*/ -JSON_HEDLEY_NON_NULL(1) -JSON_HEDLEY_RETURNS_NON_NULL -inline char* format_buffer(char* buf, int len, int decimal_exponent, - int min_exp, int max_exp) -{ - JSON_ASSERT(min_exp < 0); - JSON_ASSERT(max_exp > 0); - - const int k = len; - const int n = len + decimal_exponent; - - // v = buf * 10^(n-k) - // k is the length of the buffer (number of decimal digits) - // n is the position of the decimal point relative to the start of the buffer. - - if (k <= n && n <= max_exp) - { - // digits[000] - // len <= max_exp + 2 - - std::memset(buf + k, '0', static_cast(n) - static_cast(k)); - // Make it look like a floating-point number (#362, #378) - buf[n + 0] = '.'; - buf[n + 1] = '0'; - return buf + (static_cast(n) + 2); - } - - if (0 < n && n <= max_exp) - { - // dig.its - // len <= max_digits10 + 1 - - JSON_ASSERT(k > n); - - std::memmove(buf + (static_cast(n) + 1), buf + n, static_cast(k) - static_cast(n)); - buf[n] = '.'; - return buf + (static_cast(k) + 1U); - } - - if (min_exp < n && n <= 0) - { - // 0.[000]digits - // len <= 2 + (-min_exp - 1) + max_digits10 - - std::memmove(buf + (2 + static_cast(-n)), buf, static_cast(k)); - buf[0] = '0'; - buf[1] = '.'; - std::memset(buf + 2, '0', static_cast(-n)); - return buf + (2U + static_cast(-n) + static_cast(k)); - } - - if (k == 1) - { - // dE+123 - // len <= 1 + 5 - - buf += 1; - } - else - { - // d.igitsE+123 - // len <= max_digits10 + 1 + 5 - - std::memmove(buf + 2, buf + 1, static_cast(k) - 1); - buf[1] = '.'; - buf += 1 + static_cast(k); - } - - *buf++ = 'e'; - return append_exponent(buf, n - 1); -} - -} // namespace dtoa_impl - -/*! -@brief generates a decimal representation of the floating-point number value in [first, last). - -The format of the resulting decimal representation is similar to printf's %g -format. Returns an iterator pointing past-the-end of the decimal representation. - -@note The input number must be finite, i.e. NaN's and Inf's are not supported. -@note The buffer must be large enough. -@note The result is NOT null-terminated. -*/ -template -JSON_HEDLEY_NON_NULL(1, 2) -JSON_HEDLEY_RETURNS_NON_NULL -char* to_chars(char* first, const char* last, FloatType value) -{ - static_cast(last); // maybe unused - fix warning - JSON_ASSERT(std::isfinite(value)); - - // Use signbit(value) instead of (value < 0) since signbit works for -0. - if (std::signbit(value)) - { - value = -value; - *first++ = '-'; - } - - if (value == 0) // +-0 - { - *first++ = '0'; - // Make it look like a floating-point number (#362, #378) - *first++ = '.'; - *first++ = '0'; - return first; - } - - JSON_ASSERT(last - first >= std::numeric_limits::max_digits10); - - // Compute v = buffer * 10^decimal_exponent. - // The decimal digits are stored in the buffer, which needs to be interpreted - // as an unsigned decimal integer. - // len is the length of the buffer, i.e. the number of decimal digits. - int len = 0; - int decimal_exponent = 0; - dtoa_impl::grisu2(first, len, decimal_exponent, value); - - JSON_ASSERT(len <= std::numeric_limits::max_digits10); - - // Format the buffer like printf("%.*g", prec, value) - constexpr int kMinExp = -4; - // Use digits10 here to increase compatibility with version 2. - constexpr int kMaxExp = std::numeric_limits::digits10; - - JSON_ASSERT(last - first >= kMaxExp + 2); - JSON_ASSERT(last - first >= 2 + (-kMinExp - 1) + std::numeric_limits::max_digits10); - JSON_ASSERT(last - first >= std::numeric_limits::max_digits10 + 6); - - return dtoa_impl::format_buffer(first, len, decimal_exponent, kMinExp, kMaxExp); -} - -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - -// #include - -// #include - -// #include - -// #include - - -namespace nlohmann -{ -namespace detail -{ -/////////////////// -// serialization // -/////////////////// - -/// how to treat decoding errors -enum class error_handler_t -{ - strict, ///< throw a type_error exception in case of invalid UTF-8 - replace, ///< replace invalid UTF-8 sequences with U+FFFD - ignore ///< ignore invalid UTF-8 sequences -}; - -template -class serializer -{ - using string_t = typename BasicJsonType::string_t; - using number_float_t = typename BasicJsonType::number_float_t; - using number_integer_t = typename BasicJsonType::number_integer_t; - using number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using binary_char_t = typename BasicJsonType::binary_t::value_type; - static constexpr std::uint8_t UTF8_ACCEPT = 0; - static constexpr std::uint8_t UTF8_REJECT = 1; - - public: - /*! - @param[in] s output stream to serialize to - @param[in] ichar indentation character to use - @param[in] error_handler_ how to react on decoding errors - */ - serializer(output_adapter_t s, const char ichar, - error_handler_t error_handler_ = error_handler_t::strict) - : o(std::move(s)) - , loc(std::localeconv()) - , thousands_sep(loc->thousands_sep == nullptr ? '\0' : std::char_traits::to_char_type(* (loc->thousands_sep))) - , decimal_point(loc->decimal_point == nullptr ? '\0' : std::char_traits::to_char_type(* (loc->decimal_point))) - , indent_char(ichar) - , indent_string(512, indent_char) - , error_handler(error_handler_) - {} - - // delete because of pointer members - serializer(const serializer&) = delete; - serializer& operator=(const serializer&) = delete; - serializer(serializer&&) = delete; - serializer& operator=(serializer&&) = delete; - ~serializer() = default; - - /*! - @brief internal implementation of the serialization function - - This function is called by the public member function dump and organizes - the serialization internally. The indentation level is propagated as - additional parameter. In case of arrays and objects, the function is - called recursively. - - - strings and object keys are escaped using `escape_string()` - - integer numbers are converted implicitly via `operator<<` - - floating-point numbers are converted to a string using `"%g"` format - - binary values are serialized as objects containing the subtype and the - byte array - - @param[in] val value to serialize - @param[in] pretty_print whether the output shall be pretty-printed - @param[in] ensure_ascii If @a ensure_ascii is true, all non-ASCII characters - in the output are escaped with `\uXXXX` sequences, and the result consists - of ASCII characters only. - @param[in] indent_step the indent level - @param[in] current_indent the current indent level (only used internally) - */ - void dump(const BasicJsonType& val, - const bool pretty_print, - const bool ensure_ascii, - const unsigned int indent_step, - const unsigned int current_indent = 0) - { - switch (val.m_type) - { - case value_t::object: - { - if (val.m_value.object->empty()) - { - o->write_characters("{}", 2); - return; - } - - if (pretty_print) - { - o->write_characters("{\n", 2); - - // variable to hold indentation for recursive calls - const auto new_indent = current_indent + indent_step; - if (JSON_HEDLEY_UNLIKELY(indent_string.size() < new_indent)) - { - indent_string.resize(indent_string.size() * 2, ' '); - } - - // first n-1 elements - auto i = val.m_value.object->cbegin(); - for (std::size_t cnt = 0; cnt < val.m_value.object->size() - 1; ++cnt, ++i) - { - o->write_characters(indent_string.c_str(), new_indent); - o->write_character('\"'); - dump_escaped(i->first, ensure_ascii); - o->write_characters("\": ", 3); - dump(i->second, true, ensure_ascii, indent_step, new_indent); - o->write_characters(",\n", 2); - } - - // last element - JSON_ASSERT(i != val.m_value.object->cend()); - JSON_ASSERT(std::next(i) == val.m_value.object->cend()); - o->write_characters(indent_string.c_str(), new_indent); - o->write_character('\"'); - dump_escaped(i->first, ensure_ascii); - o->write_characters("\": ", 3); - dump(i->second, true, ensure_ascii, indent_step, new_indent); - - o->write_character('\n'); - o->write_characters(indent_string.c_str(), current_indent); - o->write_character('}'); - } - else - { - o->write_character('{'); - - // first n-1 elements - auto i = val.m_value.object->cbegin(); - for (std::size_t cnt = 0; cnt < val.m_value.object->size() - 1; ++cnt, ++i) - { - o->write_character('\"'); - dump_escaped(i->first, ensure_ascii); - o->write_characters("\":", 2); - dump(i->second, false, ensure_ascii, indent_step, current_indent); - o->write_character(','); - } - - // last element - JSON_ASSERT(i != val.m_value.object->cend()); - JSON_ASSERT(std::next(i) == val.m_value.object->cend()); - o->write_character('\"'); - dump_escaped(i->first, ensure_ascii); - o->write_characters("\":", 2); - dump(i->second, false, ensure_ascii, indent_step, current_indent); - - o->write_character('}'); - } - - return; - } - - case value_t::array: - { - if (val.m_value.array->empty()) - { - o->write_characters("[]", 2); - return; - } - - if (pretty_print) - { - o->write_characters("[\n", 2); - - // variable to hold indentation for recursive calls - const auto new_indent = current_indent + indent_step; - if (JSON_HEDLEY_UNLIKELY(indent_string.size() < new_indent)) - { - indent_string.resize(indent_string.size() * 2, ' '); - } - - // first n-1 elements - for (auto i = val.m_value.array->cbegin(); - i != val.m_value.array->cend() - 1; ++i) - { - o->write_characters(indent_string.c_str(), new_indent); - dump(*i, true, ensure_ascii, indent_step, new_indent); - o->write_characters(",\n", 2); - } - - // last element - JSON_ASSERT(!val.m_value.array->empty()); - o->write_characters(indent_string.c_str(), new_indent); - dump(val.m_value.array->back(), true, ensure_ascii, indent_step, new_indent); - - o->write_character('\n'); - o->write_characters(indent_string.c_str(), current_indent); - o->write_character(']'); - } - else - { - o->write_character('['); - - // first n-1 elements - for (auto i = val.m_value.array->cbegin(); - i != val.m_value.array->cend() - 1; ++i) - { - dump(*i, false, ensure_ascii, indent_step, current_indent); - o->write_character(','); - } - - // last element - JSON_ASSERT(!val.m_value.array->empty()); - dump(val.m_value.array->back(), false, ensure_ascii, indent_step, current_indent); - - o->write_character(']'); - } - - return; - } - - case value_t::string: - { - o->write_character('\"'); - dump_escaped(*val.m_value.string, ensure_ascii); - o->write_character('\"'); - return; - } - - case value_t::binary: - { - if (pretty_print) - { - o->write_characters("{\n", 2); - - // variable to hold indentation for recursive calls - const auto new_indent = current_indent + indent_step; - if (JSON_HEDLEY_UNLIKELY(indent_string.size() < new_indent)) - { - indent_string.resize(indent_string.size() * 2, ' '); - } - - o->write_characters(indent_string.c_str(), new_indent); - - o->write_characters("\"bytes\": [", 10); - - if (!val.m_value.binary->empty()) - { - for (auto i = val.m_value.binary->cbegin(); - i != val.m_value.binary->cend() - 1; ++i) - { - dump_integer(*i); - o->write_characters(", ", 2); - } - dump_integer(val.m_value.binary->back()); - } - - o->write_characters("],\n", 3); - o->write_characters(indent_string.c_str(), new_indent); - - o->write_characters("\"subtype\": ", 11); - if (val.m_value.binary->has_subtype()) - { - dump_integer(val.m_value.binary->subtype()); - } - else - { - o->write_characters("null", 4); - } - o->write_character('\n'); - o->write_characters(indent_string.c_str(), current_indent); - o->write_character('}'); - } - else - { - o->write_characters("{\"bytes\":[", 10); - - if (!val.m_value.binary->empty()) - { - for (auto i = val.m_value.binary->cbegin(); - i != val.m_value.binary->cend() - 1; ++i) - { - dump_integer(*i); - o->write_character(','); - } - dump_integer(val.m_value.binary->back()); - } - - o->write_characters("],\"subtype\":", 12); - if (val.m_value.binary->has_subtype()) - { - dump_integer(val.m_value.binary->subtype()); - o->write_character('}'); - } - else - { - o->write_characters("null}", 5); - } - } - return; - } - - case value_t::boolean: - { - if (val.m_value.boolean) - { - o->write_characters("true", 4); - } - else - { - o->write_characters("false", 5); - } - return; - } - - case value_t::number_integer: - { - dump_integer(val.m_value.number_integer); - return; - } - - case value_t::number_unsigned: - { - dump_integer(val.m_value.number_unsigned); - return; - } - - case value_t::number_float: - { - dump_float(val.m_value.number_float); - return; - } - - case value_t::discarded: - { - o->write_characters("", 11); - return; - } - - case value_t::null: - { - o->write_characters("null", 4); - return; - } - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - } - - private: - /*! - @brief dump escaped string - - Escape a string by replacing certain special characters by a sequence of an - escape character (backslash) and another character and other control - characters by a sequence of "\u" followed by a four-digit hex - representation. The escaped string is written to output stream @a o. - - @param[in] s the string to escape - @param[in] ensure_ascii whether to escape non-ASCII characters with - \uXXXX sequences - - @complexity Linear in the length of string @a s. - */ - void dump_escaped(const string_t& s, const bool ensure_ascii) - { - std::uint32_t codepoint; - std::uint8_t state = UTF8_ACCEPT; - std::size_t bytes = 0; // number of bytes written to string_buffer - - // number of bytes written at the point of the last valid byte - std::size_t bytes_after_last_accept = 0; - std::size_t undumped_chars = 0; - - for (std::size_t i = 0; i < s.size(); ++i) - { - const auto byte = static_cast(s[i]); - - switch (decode(state, codepoint, byte)) - { - case UTF8_ACCEPT: // decode found a new code point - { - switch (codepoint) - { - case 0x08: // backspace - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = 'b'; - break; - } - - case 0x09: // horizontal tab - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = 't'; - break; - } - - case 0x0A: // newline - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = 'n'; - break; - } - - case 0x0C: // formfeed - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = 'f'; - break; - } - - case 0x0D: // carriage return - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = 'r'; - break; - } - - case 0x22: // quotation mark - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = '\"'; - break; - } - - case 0x5C: // reverse solidus - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = '\\'; - break; - } - - default: - { - // escape control characters (0x00..0x1F) or, if - // ensure_ascii parameter is used, non-ASCII characters - if ((codepoint <= 0x1F) || (ensure_ascii && (codepoint >= 0x7F))) - { - if (codepoint <= 0xFFFF) - { - (std::snprintf)(string_buffer.data() + bytes, 7, "\\u%04x", - static_cast(codepoint)); - bytes += 6; - } - else - { - (std::snprintf)(string_buffer.data() + bytes, 13, "\\u%04x\\u%04x", - static_cast(0xD7C0u + (codepoint >> 10u)), - static_cast(0xDC00u + (codepoint & 0x3FFu))); - bytes += 12; - } - } - else - { - // copy byte to buffer (all previous bytes - // been copied have in default case above) - string_buffer[bytes++] = s[i]; - } - break; - } - } - - // write buffer and reset index; there must be 13 bytes - // left, as this is the maximal number of bytes to be - // written ("\uxxxx\uxxxx\0") for one code point - if (string_buffer.size() - bytes < 13) - { - o->write_characters(string_buffer.data(), bytes); - bytes = 0; - } - - // remember the byte position of this accept - bytes_after_last_accept = bytes; - undumped_chars = 0; - break; - } - - case UTF8_REJECT: // decode found invalid UTF-8 byte - { - switch (error_handler) - { - case error_handler_t::strict: - { - std::string sn(3, '\0'); - (std::snprintf)(&sn[0], sn.size(), "%.2X", byte); - JSON_THROW(type_error::create(316, "invalid UTF-8 byte at index " + std::to_string(i) + ": 0x" + sn)); - } - - case error_handler_t::ignore: - case error_handler_t::replace: - { - // in case we saw this character the first time, we - // would like to read it again, because the byte - // may be OK for itself, but just not OK for the - // previous sequence - if (undumped_chars > 0) - { - --i; - } - - // reset length buffer to the last accepted index; - // thus removing/ignoring the invalid characters - bytes = bytes_after_last_accept; - - if (error_handler == error_handler_t::replace) - { - // add a replacement character - if (ensure_ascii) - { - string_buffer[bytes++] = '\\'; - string_buffer[bytes++] = 'u'; - string_buffer[bytes++] = 'f'; - string_buffer[bytes++] = 'f'; - string_buffer[bytes++] = 'f'; - string_buffer[bytes++] = 'd'; - } - else - { - string_buffer[bytes++] = detail::binary_writer::to_char_type('\xEF'); - string_buffer[bytes++] = detail::binary_writer::to_char_type('\xBF'); - string_buffer[bytes++] = detail::binary_writer::to_char_type('\xBD'); - } - - // write buffer and reset index; there must be 13 bytes - // left, as this is the maximal number of bytes to be - // written ("\uxxxx\uxxxx\0") for one code point - if (string_buffer.size() - bytes < 13) - { - o->write_characters(string_buffer.data(), bytes); - bytes = 0; - } - - bytes_after_last_accept = bytes; - } - - undumped_chars = 0; - - // continue processing the string - state = UTF8_ACCEPT; - break; - } - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - break; - } - - default: // decode found yet incomplete multi-byte code point - { - if (!ensure_ascii) - { - // code point will not be escaped - copy byte to buffer - string_buffer[bytes++] = s[i]; - } - ++undumped_chars; - break; - } - } - } - - // we finished processing the string - if (JSON_HEDLEY_LIKELY(state == UTF8_ACCEPT)) - { - // write buffer - if (bytes > 0) - { - o->write_characters(string_buffer.data(), bytes); - } - } - else - { - // we finish reading, but do not accept: string was incomplete - switch (error_handler) - { - case error_handler_t::strict: - { - std::string sn(3, '\0'); - (std::snprintf)(&sn[0], sn.size(), "%.2X", static_cast(s.back())); - JSON_THROW(type_error::create(316, "incomplete UTF-8 string; last byte: 0x" + sn)); - } - - case error_handler_t::ignore: - { - // write all accepted bytes - o->write_characters(string_buffer.data(), bytes_after_last_accept); - break; - } - - case error_handler_t::replace: - { - // write all accepted bytes - o->write_characters(string_buffer.data(), bytes_after_last_accept); - // add a replacement character - if (ensure_ascii) - { - o->write_characters("\\ufffd", 6); - } - else - { - o->write_characters("\xEF\xBF\xBD", 3); - } - break; - } - - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - } - } - - /*! - @brief count digits - - Count the number of decimal (base 10) digits for an input unsigned integer. - - @param[in] x unsigned integer number to count its digits - @return number of decimal digits - */ - inline unsigned int count_digits(number_unsigned_t x) noexcept - { - unsigned int n_digits = 1; - for (;;) - { - if (x < 10) - { - return n_digits; - } - if (x < 100) - { - return n_digits + 1; - } - if (x < 1000) - { - return n_digits + 2; - } - if (x < 10000) - { - return n_digits + 3; - } - x = x / 10000u; - n_digits += 4; - } - } - - /*! - @brief dump an integer - - Dump a given integer to output stream @a o. Works internally with - @a number_buffer. - - @param[in] x integer number (signed or unsigned) to dump - @tparam NumberType either @a number_integer_t or @a number_unsigned_t - */ - template < typename NumberType, detail::enable_if_t < - std::is_same::value || - std::is_same::value || - std::is_same::value, - int > = 0 > - void dump_integer(NumberType x) - { - static constexpr std::array, 100> digits_to_99 - { - { - {{'0', '0'}}, {{'0', '1'}}, {{'0', '2'}}, {{'0', '3'}}, {{'0', '4'}}, {{'0', '5'}}, {{'0', '6'}}, {{'0', '7'}}, {{'0', '8'}}, {{'0', '9'}}, - {{'1', '0'}}, {{'1', '1'}}, {{'1', '2'}}, {{'1', '3'}}, {{'1', '4'}}, {{'1', '5'}}, {{'1', '6'}}, {{'1', '7'}}, {{'1', '8'}}, {{'1', '9'}}, - {{'2', '0'}}, {{'2', '1'}}, {{'2', '2'}}, {{'2', '3'}}, {{'2', '4'}}, {{'2', '5'}}, {{'2', '6'}}, {{'2', '7'}}, {{'2', '8'}}, {{'2', '9'}}, - {{'3', '0'}}, {{'3', '1'}}, {{'3', '2'}}, {{'3', '3'}}, {{'3', '4'}}, {{'3', '5'}}, {{'3', '6'}}, {{'3', '7'}}, {{'3', '8'}}, {{'3', '9'}}, - {{'4', '0'}}, {{'4', '1'}}, {{'4', '2'}}, {{'4', '3'}}, {{'4', '4'}}, {{'4', '5'}}, {{'4', '6'}}, {{'4', '7'}}, {{'4', '8'}}, {{'4', '9'}}, - {{'5', '0'}}, {{'5', '1'}}, {{'5', '2'}}, {{'5', '3'}}, {{'5', '4'}}, {{'5', '5'}}, {{'5', '6'}}, {{'5', '7'}}, {{'5', '8'}}, {{'5', '9'}}, - {{'6', '0'}}, {{'6', '1'}}, {{'6', '2'}}, {{'6', '3'}}, {{'6', '4'}}, {{'6', '5'}}, {{'6', '6'}}, {{'6', '7'}}, {{'6', '8'}}, {{'6', '9'}}, - {{'7', '0'}}, {{'7', '1'}}, {{'7', '2'}}, {{'7', '3'}}, {{'7', '4'}}, {{'7', '5'}}, {{'7', '6'}}, {{'7', '7'}}, {{'7', '8'}}, {{'7', '9'}}, - {{'8', '0'}}, {{'8', '1'}}, {{'8', '2'}}, {{'8', '3'}}, {{'8', '4'}}, {{'8', '5'}}, {{'8', '6'}}, {{'8', '7'}}, {{'8', '8'}}, {{'8', '9'}}, - {{'9', '0'}}, {{'9', '1'}}, {{'9', '2'}}, {{'9', '3'}}, {{'9', '4'}}, {{'9', '5'}}, {{'9', '6'}}, {{'9', '7'}}, {{'9', '8'}}, {{'9', '9'}}, - } - }; - - // special case for "0" - if (x == 0) - { - o->write_character('0'); - return; - } - - // use a pointer to fill the buffer - auto buffer_ptr = number_buffer.begin(); - - const bool is_negative = std::is_same::value && !(x >= 0); // see issue #755 - number_unsigned_t abs_value; - - unsigned int n_chars; - - if (is_negative) - { - *buffer_ptr = '-'; - abs_value = remove_sign(static_cast(x)); - - // account one more byte for the minus sign - n_chars = 1 + count_digits(abs_value); - } - else - { - abs_value = static_cast(x); - n_chars = count_digits(abs_value); - } - - // spare 1 byte for '\0' - JSON_ASSERT(n_chars < number_buffer.size() - 1); - - // jump to the end to generate the string from backward - // so we later avoid reversing the result - buffer_ptr += n_chars; - - // Fast int2ascii implementation inspired by "Fastware" talk by Andrei Alexandrescu - // See: https://www.youtube.com/watch?v=o4-CwDo2zpg - while (abs_value >= 100) - { - const auto digits_index = static_cast((abs_value % 100)); - abs_value /= 100; - *(--buffer_ptr) = digits_to_99[digits_index][1]; - *(--buffer_ptr) = digits_to_99[digits_index][0]; - } - - if (abs_value >= 10) - { - const auto digits_index = static_cast(abs_value); - *(--buffer_ptr) = digits_to_99[digits_index][1]; - *(--buffer_ptr) = digits_to_99[digits_index][0]; - } - else - { - *(--buffer_ptr) = static_cast('0' + abs_value); - } - - o->write_characters(number_buffer.data(), n_chars); - } - - /*! - @brief dump a floating-point number - - Dump a given floating-point number to output stream @a o. Works internally - with @a number_buffer. - - @param[in] x floating-point number to dump - */ - void dump_float(number_float_t x) - { - // NaN / inf - if (!std::isfinite(x)) - { - o->write_characters("null", 4); - return; - } - - // If number_float_t is an IEEE-754 single or double precision number, - // use the Grisu2 algorithm to produce short numbers which are - // guaranteed to round-trip, using strtof and strtod, resp. - // - // NB: The test below works if == . - static constexpr bool is_ieee_single_or_double - = (std::numeric_limits::is_iec559 && std::numeric_limits::digits == 24 && std::numeric_limits::max_exponent == 128) || - (std::numeric_limits::is_iec559 && std::numeric_limits::digits == 53 && std::numeric_limits::max_exponent == 1024); - - dump_float(x, std::integral_constant()); - } - - void dump_float(number_float_t x, std::true_type /*is_ieee_single_or_double*/) - { - char* begin = number_buffer.data(); - char* end = ::nlohmann::detail::to_chars(begin, begin + number_buffer.size(), x); - - o->write_characters(begin, static_cast(end - begin)); - } - - void dump_float(number_float_t x, std::false_type /*is_ieee_single_or_double*/) - { - // get number of digits for a float -> text -> float round-trip - static constexpr auto d = std::numeric_limits::max_digits10; - - // the actual conversion - std::ptrdiff_t len = (std::snprintf)(number_buffer.data(), number_buffer.size(), "%.*g", d, x); - - // negative value indicates an error - JSON_ASSERT(len > 0); - // check if buffer was large enough - JSON_ASSERT(static_cast(len) < number_buffer.size()); - - // erase thousands separator - if (thousands_sep != '\0') - { - const auto end = std::remove(number_buffer.begin(), - number_buffer.begin() + len, thousands_sep); - std::fill(end, number_buffer.end(), '\0'); - JSON_ASSERT((end - number_buffer.begin()) <= len); - len = (end - number_buffer.begin()); - } - - // convert decimal point to '.' - if (decimal_point != '\0' && decimal_point != '.') - { - const auto dec_pos = std::find(number_buffer.begin(), number_buffer.end(), decimal_point); - if (dec_pos != number_buffer.end()) - { - *dec_pos = '.'; - } - } - - o->write_characters(number_buffer.data(), static_cast(len)); - - // determine if need to append ".0" - const bool value_is_int_like = - std::none_of(number_buffer.begin(), number_buffer.begin() + len + 1, - [](char c) - { - return c == '.' || c == 'e'; - }); - - if (value_is_int_like) - { - o->write_characters(".0", 2); - } - } - - /*! - @brief check whether a string is UTF-8 encoded - - The function checks each byte of a string whether it is UTF-8 encoded. The - result of the check is stored in the @a state parameter. The function must - be called initially with state 0 (accept). State 1 means the string must - be rejected, because the current byte is not allowed. If the string is - completely processed, but the state is non-zero, the string ended - prematurely; that is, the last byte indicated more bytes should have - followed. - - @param[in,out] state the state of the decoding - @param[in,out] codep codepoint (valid only if resulting state is UTF8_ACCEPT) - @param[in] byte next byte to decode - @return new state - - @note The function has been edited: a std::array is used. - - @copyright Copyright (c) 2008-2009 Bjoern Hoehrmann - @sa http://bjoern.hoehrmann.de/utf-8/decoder/dfa/ - */ - static std::uint8_t decode(std::uint8_t& state, std::uint32_t& codep, const std::uint8_t byte) noexcept - { - static const std::array utf8d = - { - { - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 00..1F - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 20..3F - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 40..5F - 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 60..7F - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, // 80..9F - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, // A0..BF - 8, 8, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, // C0..DF - 0xA, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x3, 0x4, 0x3, 0x3, // E0..EF - 0xB, 0x6, 0x6, 0x6, 0x5, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, 0x8, // F0..FF - 0x0, 0x1, 0x2, 0x3, 0x5, 0x8, 0x7, 0x1, 0x1, 0x1, 0x4, 0x6, 0x1, 0x1, 0x1, 0x1, // s0..s0 - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, // s1..s2 - 1, 2, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, // s3..s4 - 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 1, 1, // s5..s6 - 1, 3, 1, 1, 1, 1, 1, 3, 1, 3, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 // s7..s8 - } - }; - - const std::uint8_t type = utf8d[byte]; - - codep = (state != UTF8_ACCEPT) - ? (byte & 0x3fu) | (codep << 6u) - : (0xFFu >> type) & (byte); - - std::size_t index = 256u + static_cast(state) * 16u + static_cast(type); - JSON_ASSERT(index < 400); - state = utf8d[index]; - return state; - } - - /* - * Overload to make the compiler happy while it is instantiating - * dump_integer for number_unsigned_t. - * Must never be called. - */ - number_unsigned_t remove_sign(number_unsigned_t x) - { - JSON_ASSERT(false); // LCOV_EXCL_LINE - return x; // LCOV_EXCL_LINE - } - - /* - * Helper function for dump_integer - * - * This function takes a negative signed integer and returns its absolute - * value as unsigned integer. The plus/minus shuffling is necessary as we can - * not directly remove the sign of an arbitrary signed integer as the - * absolute values of INT_MIN and INT_MAX are usually not the same. See - * #1708 for details. - */ - inline number_unsigned_t remove_sign(number_integer_t x) noexcept - { - JSON_ASSERT(x < 0 && x < (std::numeric_limits::max)()); - return static_cast(-(x + 1)) + 1; - } - - private: - /// the output of the serializer - output_adapter_t o = nullptr; - - /// a (hopefully) large enough character buffer - std::array number_buffer{{}}; - - /// the locale - const std::lconv* loc = nullptr; - /// the locale's thousand separator character - const char thousands_sep = '\0'; - /// the locale's decimal point character - const char decimal_point = '\0'; - - /// string buffer - std::array string_buffer{{}}; - - /// the indentation character - const char indent_char; - /// the indentation string - string_t indent_string; - - /// error_handler how to react on decoding errors - const error_handler_t error_handler; -}; -} // namespace detail -} // namespace nlohmann - -// #include - -// #include - -// #include - - -#include // less -#include // allocator -#include // pair -#include // vector - -namespace nlohmann -{ - -/// ordered_map: a minimal map-like container that preserves insertion order -/// for use within nlohmann::basic_json -template , - class Allocator = std::allocator>> - struct ordered_map : std::vector, Allocator> -{ - using key_type = Key; - using mapped_type = T; - using Container = std::vector, Allocator>; - using typename Container::iterator; - using typename Container::const_iterator; - using typename Container::size_type; - using typename Container::value_type; - - // Explicit constructors instead of `using Container::Container` - // otherwise older compilers choke on it (GCC <= 5.5, xcode <= 9.4) - ordered_map(const Allocator& alloc = Allocator()) : Container{alloc} {} - template - ordered_map(It first, It last, const Allocator& alloc = Allocator()) - : Container{first, last, alloc} {} - ordered_map(std::initializer_list init, const Allocator& alloc = Allocator() ) - : Container{init, alloc} {} - - std::pair emplace(const key_type& key, T&& t) - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - return {it, false}; - } - } - Container::emplace_back(key, t); - return {--this->end(), true}; - } - - T& operator[](const Key& key) - { - return emplace(key, T{}).first->second; - } - - const T& operator[](const Key& key) const - { - return at(key); - } - - T& at(const Key& key) - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - return it->second; - } - } - - throw std::out_of_range("key not found"); - } - - const T& at(const Key& key) const - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - return it->second; - } - } - - throw std::out_of_range("key not found"); - } - - size_type erase(const Key& key) - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - // Since we cannot move const Keys, re-construct them in place - for (auto next = it; ++next != this->end(); ++it) - { - it->~value_type(); // Destroy but keep allocation - new (&*it) value_type{std::move(*next)}; - } - Container::pop_back(); - return 1; - } - } - return 0; - } - - iterator erase(iterator pos) - { - auto it = pos; - - // Since we cannot move const Keys, re-construct them in place - for (auto next = it; ++next != this->end(); ++it) - { - it->~value_type(); // Destroy but keep allocation - new (&*it) value_type{std::move(*next)}; - } - Container::pop_back(); - return pos; - } - - size_type count(const Key& key) const - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - return 1; - } - } - return 0; - } - - iterator find(const Key& key) - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - return it; - } - } - return Container::end(); - } - - const_iterator find(const Key& key) const - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == key) - { - return it; - } - } - return Container::end(); - } - - std::pair insert( value_type&& value ) - { - return emplace(value.first, std::move(value.second)); - } - - std::pair insert( const value_type& value ) - { - for (auto it = this->begin(); it != this->end(); ++it) - { - if (it->first == value.first) - { - return {it, false}; - } - } - Container::push_back(value); - return {--this->end(), true}; - } -}; - -} // namespace nlohmann - - -/*! -@brief namespace for Niels Lohmann -@see https://github.com/nlohmann -@since version 1.0.0 -*/ -namespace nlohmann -{ - -/*! -@brief a class to store JSON values - -@tparam ObjectType type for JSON objects (`std::map` by default; will be used -in @ref object_t) -@tparam ArrayType type for JSON arrays (`std::vector` by default; will be used -in @ref array_t) -@tparam StringType type for JSON strings and object keys (`std::string` by -default; will be used in @ref string_t) -@tparam BooleanType type for JSON booleans (`bool` by default; will be used -in @ref boolean_t) -@tparam NumberIntegerType type for JSON integer numbers (`int64_t` by -default; will be used in @ref number_integer_t) -@tparam NumberUnsignedType type for JSON unsigned integer numbers (@c -`uint64_t` by default; will be used in @ref number_unsigned_t) -@tparam NumberFloatType type for JSON floating-point numbers (`double` by -default; will be used in @ref number_float_t) -@tparam BinaryType type for packed binary data for compatibility with binary -serialization formats (`std::vector` by default; will be used in -@ref binary_t) -@tparam AllocatorType type of the allocator to use (`std::allocator` by -default) -@tparam JSONSerializer the serializer to resolve internal calls to `to_json()` -and `from_json()` (@ref adl_serializer by default) - -@requirement The class satisfies the following concept requirements: -- Basic - - [DefaultConstructible](https://en.cppreference.com/w/cpp/named_req/DefaultConstructible): - JSON values can be default constructed. The result will be a JSON null - value. - - [MoveConstructible](https://en.cppreference.com/w/cpp/named_req/MoveConstructible): - A JSON value can be constructed from an rvalue argument. - - [CopyConstructible](https://en.cppreference.com/w/cpp/named_req/CopyConstructible): - A JSON value can be copy-constructed from an lvalue expression. - - [MoveAssignable](https://en.cppreference.com/w/cpp/named_req/MoveAssignable): - A JSON value van be assigned from an rvalue argument. - - [CopyAssignable](https://en.cppreference.com/w/cpp/named_req/CopyAssignable): - A JSON value can be copy-assigned from an lvalue expression. - - [Destructible](https://en.cppreference.com/w/cpp/named_req/Destructible): - JSON values can be destructed. -- Layout - - [StandardLayoutType](https://en.cppreference.com/w/cpp/named_req/StandardLayoutType): - JSON values have - [standard layout](https://en.cppreference.com/w/cpp/language/data_members#Standard_layout): - All non-static data members are private and standard layout types, the - class has no virtual functions or (virtual) base classes. -- Library-wide - - [EqualityComparable](https://en.cppreference.com/w/cpp/named_req/EqualityComparable): - JSON values can be compared with `==`, see @ref - operator==(const_reference,const_reference). - - [LessThanComparable](https://en.cppreference.com/w/cpp/named_req/LessThanComparable): - JSON values can be compared with `<`, see @ref - operator<(const_reference,const_reference). - - [Swappable](https://en.cppreference.com/w/cpp/named_req/Swappable): - Any JSON lvalue or rvalue of can be swapped with any lvalue or rvalue of - other compatible types, using unqualified function call @ref swap(). - - [NullablePointer](https://en.cppreference.com/w/cpp/named_req/NullablePointer): - JSON values can be compared against `std::nullptr_t` objects which are used - to model the `null` value. -- Container - - [Container](https://en.cppreference.com/w/cpp/named_req/Container): - JSON values can be used like STL containers and provide iterator access. - - [ReversibleContainer](https://en.cppreference.com/w/cpp/named_req/ReversibleContainer); - JSON values can be used like STL containers and provide reverse iterator - access. - -@invariant The member variables @a m_value and @a m_type have the following -relationship: -- If `m_type == value_t::object`, then `m_value.object != nullptr`. -- If `m_type == value_t::array`, then `m_value.array != nullptr`. -- If `m_type == value_t::string`, then `m_value.string != nullptr`. -The invariants are checked by member function assert_invariant(). - -@internal -@note ObjectType trick from https://stackoverflow.com/a/9860911 -@endinternal - -@see [RFC 7159: The JavaScript Object Notation (JSON) Data Interchange -Format](http://rfc7159.net/rfc7159) - -@since version 1.0.0 - -@nosubgrouping -*/ -NLOHMANN_BASIC_JSON_TPL_DECLARATION -class basic_json -{ - private: - template friend struct detail::external_constructor; - friend ::nlohmann::json_pointer; - - template - friend class ::nlohmann::detail::parser; - friend ::nlohmann::detail::serializer; - template - friend class ::nlohmann::detail::iter_impl; - template - friend class ::nlohmann::detail::binary_writer; - template - friend class ::nlohmann::detail::binary_reader; - template - friend class ::nlohmann::detail::json_sax_dom_parser; - template - friend class ::nlohmann::detail::json_sax_dom_callback_parser; - - /// workaround type for MSVC - using basic_json_t = NLOHMANN_BASIC_JSON_TPL; - - // convenience aliases for types residing in namespace detail; - using lexer = ::nlohmann::detail::lexer_base; - - template - static ::nlohmann::detail::parser parser( - InputAdapterType adapter, - detail::parser_callback_tcb = nullptr, - const bool allow_exceptions = true, - const bool ignore_comments = false - ) - { - return ::nlohmann::detail::parser(std::move(adapter), - std::move(cb), allow_exceptions, ignore_comments); - } - - using primitive_iterator_t = ::nlohmann::detail::primitive_iterator_t; - template - using internal_iterator = ::nlohmann::detail::internal_iterator; - template - using iter_impl = ::nlohmann::detail::iter_impl; - template - using iteration_proxy = ::nlohmann::detail::iteration_proxy; - template using json_reverse_iterator = ::nlohmann::detail::json_reverse_iterator; - - template - using output_adapter_t = ::nlohmann::detail::output_adapter_t; - - template - using binary_reader = ::nlohmann::detail::binary_reader; - template using binary_writer = ::nlohmann::detail::binary_writer; - - using serializer = ::nlohmann::detail::serializer; - - public: - using value_t = detail::value_t; - /// JSON Pointer, see @ref nlohmann::json_pointer - using json_pointer = ::nlohmann::json_pointer; - template - using json_serializer = JSONSerializer; - /// how to treat decoding errors - using error_handler_t = detail::error_handler_t; - /// how to treat CBOR tags - using cbor_tag_handler_t = detail::cbor_tag_handler_t; - /// helper type for initializer lists of basic_json values - using initializer_list_t = std::initializer_list>; - - using input_format_t = detail::input_format_t; - /// SAX interface type, see @ref nlohmann::json_sax - using json_sax_t = json_sax; - - //////////////// - // exceptions // - //////////////// - - /// @name exceptions - /// Classes to implement user-defined exceptions. - /// @{ - - /// @copydoc detail::exception - using exception = detail::exception; - /// @copydoc detail::parse_error - using parse_error = detail::parse_error; - /// @copydoc detail::invalid_iterator - using invalid_iterator = detail::invalid_iterator; - /// @copydoc detail::type_error - using type_error = detail::type_error; - /// @copydoc detail::out_of_range - using out_of_range = detail::out_of_range; - /// @copydoc detail::other_error - using other_error = detail::other_error; - - /// @} - - - ///////////////////// - // container types // - ///////////////////// - - /// @name container types - /// The canonic container types to use @ref basic_json like any other STL - /// container. - /// @{ - - /// the type of elements in a basic_json container - using value_type = basic_json; - - /// the type of an element reference - using reference = value_type&; - /// the type of an element const reference - using const_reference = const value_type&; - - /// a type to represent differences between iterators - using difference_type = std::ptrdiff_t; - /// a type to represent container sizes - using size_type = std::size_t; - - /// the allocator type - using allocator_type = AllocatorType; - - /// the type of an element pointer - using pointer = typename std::allocator_traits::pointer; - /// the type of an element const pointer - using const_pointer = typename std::allocator_traits::const_pointer; - - /// an iterator for a basic_json container - using iterator = iter_impl; - /// a const iterator for a basic_json container - using const_iterator = iter_impl; - /// a reverse iterator for a basic_json container - using reverse_iterator = json_reverse_iterator; - /// a const reverse iterator for a basic_json container - using const_reverse_iterator = json_reverse_iterator; - - /// @} - - - /*! - @brief returns the allocator associated with the container - */ - static allocator_type get_allocator() - { - return allocator_type(); - } - - /*! - @brief returns version information on the library - - This function returns a JSON object with information about the library, - including the version number and information on the platform and compiler. - - @return JSON object holding version information - key | description - ----------- | --------------- - `compiler` | Information on the used compiler. It is an object with the following keys: `c++` (the used C++ standard), `family` (the compiler family; possible values are `clang`, `icc`, `gcc`, `ilecpp`, `msvc`, `pgcpp`, `sunpro`, and `unknown`), and `version` (the compiler version). - `copyright` | The copyright line for the library as string. - `name` | The name of the library as string. - `platform` | The used platform as string. Possible values are `win32`, `linux`, `apple`, `unix`, and `unknown`. - `url` | The URL of the project as string. - `version` | The version of the library. It is an object with the following keys: `major`, `minor`, and `patch` as defined by [Semantic Versioning](http://semver.org), and `string` (the version string). - - @liveexample{The following code shows an example output of the `meta()` - function.,meta} - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @complexity Constant. - - @since 2.1.0 - */ - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json meta() - { - basic_json result; - - result["copyright"] = "(C) 2013-2020 Niels Lohmann"; - result["name"] = "JSON for Modern C++"; - result["url"] = "https://github.com/nlohmann/json"; - result["version"]["string"] = - std::to_string(NLOHMANN_JSON_VERSION_MAJOR) + "." + - std::to_string(NLOHMANN_JSON_VERSION_MINOR) + "." + - std::to_string(NLOHMANN_JSON_VERSION_PATCH); - result["version"]["major"] = NLOHMANN_JSON_VERSION_MAJOR; - result["version"]["minor"] = NLOHMANN_JSON_VERSION_MINOR; - result["version"]["patch"] = NLOHMANN_JSON_VERSION_PATCH; - -#ifdef _WIN32 - result["platform"] = "win32"; -#elif defined __linux__ - result["platform"] = "linux"; -#elif defined __APPLE__ - result["platform"] = "apple"; -#elif defined __unix__ - result["platform"] = "unix"; -#else - result["platform"] = "unknown"; -#endif - -#if defined(__ICC) || defined(__INTEL_COMPILER) - result["compiler"] = {{"family", "icc"}, {"version", __INTEL_COMPILER}}; -#elif defined(__clang__) - result["compiler"] = {{"family", "clang"}, {"version", __clang_version__}}; -#elif defined(__GNUC__) || defined(__GNUG__) - result["compiler"] = {{"family", "gcc"}, {"version", std::to_string(__GNUC__) + "." + std::to_string(__GNUC_MINOR__) + "." + std::to_string(__GNUC_PATCHLEVEL__)}}; -#elif defined(__HP_cc) || defined(__HP_aCC) - result["compiler"] = "hp" -#elif defined(__IBMCPP__) - result["compiler"] = {{"family", "ilecpp"}, {"version", __IBMCPP__}}; -#elif defined(_MSC_VER) - result["compiler"] = {{"family", "msvc"}, {"version", _MSC_VER}}; -#elif defined(__PGI) - result["compiler"] = {{"family", "pgcpp"}, {"version", __PGI}}; -#elif defined(__SUNPRO_CC) - result["compiler"] = {{"family", "sunpro"}, {"version", __SUNPRO_CC}}; -#else - result["compiler"] = {{"family", "unknown"}, {"version", "unknown"}}; -#endif - -#ifdef __cplusplus - result["compiler"]["c++"] = std::to_string(__cplusplus); -#else - result["compiler"]["c++"] = "unknown"; -#endif - return result; - } - - - /////////////////////////// - // JSON value data types // - /////////////////////////// - - /// @name JSON value data types - /// The data types to store a JSON value. These types are derived from - /// the template arguments passed to class @ref basic_json. - /// @{ - -#if defined(JSON_HAS_CPP_14) - // Use transparent comparator if possible, combined with perfect forwarding - // on find() and count() calls prevents unnecessary string construction. - using object_comparator_t = std::less<>; -#else - using object_comparator_t = std::less; -#endif - - /*! - @brief a type for an object - - [RFC 7159](http://rfc7159.net/rfc7159) describes JSON objects as follows: - > An object is an unordered collection of zero or more name/value pairs, - > where a name is a string and a value is a string, number, boolean, null, - > object, or array. - - To store objects in C++, a type is defined by the template parameters - described below. - - @tparam ObjectType the container to store objects (e.g., `std::map` or - `std::unordered_map`) - @tparam StringType the type of the keys or names (e.g., `std::string`). - The comparison function `std::less` is used to order elements - inside the container. - @tparam AllocatorType the allocator to use for objects (e.g., - `std::allocator`) - - #### Default type - - With the default values for @a ObjectType (`std::map`), @a StringType - (`std::string`), and @a AllocatorType (`std::allocator`), the default - value for @a object_t is: - - @code {.cpp} - std::map< - std::string, // key_type - basic_json, // value_type - std::less, // key_compare - std::allocator> // allocator_type - > - @endcode - - #### Behavior - - The choice of @a object_t influences the behavior of the JSON class. With - the default type, objects have the following behavior: - - - When all names are unique, objects will be interoperable in the sense - that all software implementations receiving that object will agree on - the name-value mappings. - - When the names within an object are not unique, it is unspecified which - one of the values for a given key will be chosen. For instance, - `{"key": 2, "key": 1}` could be equal to either `{"key": 1}` or - `{"key": 2}`. - - Internally, name/value pairs are stored in lexicographical order of the - names. Objects will also be serialized (see @ref dump) in this order. - For instance, `{"b": 1, "a": 2}` and `{"a": 2, "b": 1}` will be stored - and serialized as `{"a": 2, "b": 1}`. - - When comparing objects, the order of the name/value pairs is irrelevant. - This makes objects interoperable in the sense that they will not be - affected by these differences. For instance, `{"b": 1, "a": 2}` and - `{"a": 2, "b": 1}` will be treated as equal. - - #### Limits - - [RFC 7159](http://rfc7159.net/rfc7159) specifies: - > An implementation may set limits on the maximum depth of nesting. - - In this class, the object's limit of nesting is not explicitly constrained. - However, a maximum depth of nesting may be introduced by the compiler or - runtime environment. A theoretical limit can be queried by calling the - @ref max_size function of a JSON object. - - #### Storage - - Objects are stored as pointers in a @ref basic_json type. That is, for any - access to object values, a pointer of type `object_t*` must be - dereferenced. - - @sa @ref array_t -- type for an array value - - @since version 1.0.0 - - @note The order name/value pairs are added to the object is *not* - preserved by the library. Therefore, iterating an object may return - name/value pairs in a different order than they were originally stored. In - fact, keys will be traversed in alphabetical order as `std::map` with - `std::less` is used by default. Please note this behavior conforms to [RFC - 7159](http://rfc7159.net/rfc7159), because any order implements the - specified "unordered" nature of JSON objects. - */ - using object_t = ObjectType>>; - - /*! - @brief a type for an array - - [RFC 7159](http://rfc7159.net/rfc7159) describes JSON arrays as follows: - > An array is an ordered sequence of zero or more values. - - To store objects in C++, a type is defined by the template parameters - explained below. - - @tparam ArrayType container type to store arrays (e.g., `std::vector` or - `std::list`) - @tparam AllocatorType allocator to use for arrays (e.g., `std::allocator`) - - #### Default type - - With the default values for @a ArrayType (`std::vector`) and @a - AllocatorType (`std::allocator`), the default value for @a array_t is: - - @code {.cpp} - std::vector< - basic_json, // value_type - std::allocator // allocator_type - > - @endcode - - #### Limits - - [RFC 7159](http://rfc7159.net/rfc7159) specifies: - > An implementation may set limits on the maximum depth of nesting. - - In this class, the array's limit of nesting is not explicitly constrained. - However, a maximum depth of nesting may be introduced by the compiler or - runtime environment. A theoretical limit can be queried by calling the - @ref max_size function of a JSON array. - - #### Storage - - Arrays are stored as pointers in a @ref basic_json type. That is, for any - access to array values, a pointer of type `array_t*` must be dereferenced. - - @sa @ref object_t -- type for an object value - - @since version 1.0.0 - */ - using array_t = ArrayType>; - - /*! - @brief a type for a string - - [RFC 7159](http://rfc7159.net/rfc7159) describes JSON strings as follows: - > A string is a sequence of zero or more Unicode characters. - - To store objects in C++, a type is defined by the template parameter - described below. Unicode values are split by the JSON class into - byte-sized characters during deserialization. - - @tparam StringType the container to store strings (e.g., `std::string`). - Note this container is used for keys/names in objects, see @ref object_t. - - #### Default type - - With the default values for @a StringType (`std::string`), the default - value for @a string_t is: - - @code {.cpp} - std::string - @endcode - - #### Encoding - - Strings are stored in UTF-8 encoding. Therefore, functions like - `std::string::size()` or `std::string::length()` return the number of - bytes in the string rather than the number of characters or glyphs. - - #### String comparison - - [RFC 7159](http://rfc7159.net/rfc7159) states: - > Software implementations are typically required to test names of object - > members for equality. Implementations that transform the textual - > representation into sequences of Unicode code units and then perform the - > comparison numerically, code unit by code unit, are interoperable in the - > sense that implementations will agree in all cases on equality or - > inequality of two strings. For example, implementations that compare - > strings with escaped characters unconverted may incorrectly find that - > `"a\\b"` and `"a\u005Cb"` are not equal. - - This implementation is interoperable as it does compare strings code unit - by code unit. - - #### Storage - - String values are stored as pointers in a @ref basic_json type. That is, - for any access to string values, a pointer of type `string_t*` must be - dereferenced. - - @since version 1.0.0 - */ - using string_t = StringType; - - /*! - @brief a type for a boolean - - [RFC 7159](http://rfc7159.net/rfc7159) implicitly describes a boolean as a - type which differentiates the two literals `true` and `false`. - - To store objects in C++, a type is defined by the template parameter @a - BooleanType which chooses the type to use. - - #### Default type - - With the default values for @a BooleanType (`bool`), the default value for - @a boolean_t is: - - @code {.cpp} - bool - @endcode - - #### Storage - - Boolean values are stored directly inside a @ref basic_json type. - - @since version 1.0.0 - */ - using boolean_t = BooleanType; - - /*! - @brief a type for a number (integer) - - [RFC 7159](http://rfc7159.net/rfc7159) describes numbers as follows: - > The representation of numbers is similar to that used in most - > programming languages. A number is represented in base 10 using decimal - > digits. It contains an integer component that may be prefixed with an - > optional minus sign, which may be followed by a fraction part and/or an - > exponent part. Leading zeros are not allowed. (...) Numeric values that - > cannot be represented in the grammar below (such as Infinity and NaN) - > are not permitted. - - This description includes both integer and floating-point numbers. - However, C++ allows more precise storage if it is known whether the number - is a signed integer, an unsigned integer or a floating-point number. - Therefore, three different types, @ref number_integer_t, @ref - number_unsigned_t and @ref number_float_t are used. - - To store integer numbers in C++, a type is defined by the template - parameter @a NumberIntegerType which chooses the type to use. - - #### Default type - - With the default values for @a NumberIntegerType (`int64_t`), the default - value for @a number_integer_t is: - - @code {.cpp} - int64_t - @endcode - - #### Default behavior - - - The restrictions about leading zeros is not enforced in C++. Instead, - leading zeros in integer literals lead to an interpretation as octal - number. Internally, the value will be stored as decimal number. For - instance, the C++ integer literal `010` will be serialized to `8`. - During deserialization, leading zeros yield an error. - - Not-a-number (NaN) values will be serialized to `null`. - - #### Limits - - [RFC 7159](http://rfc7159.net/rfc7159) specifies: - > An implementation may set limits on the range and precision of numbers. - - When the default type is used, the maximal integer number that can be - stored is `9223372036854775807` (INT64_MAX) and the minimal integer number - that can be stored is `-9223372036854775808` (INT64_MIN). Integer numbers - that are out of range will yield over/underflow when used in a - constructor. During deserialization, too large or small integer numbers - will be automatically be stored as @ref number_unsigned_t or @ref - number_float_t. - - [RFC 7159](http://rfc7159.net/rfc7159) further states: - > Note that when such software is used, numbers that are integers and are - > in the range \f$[-2^{53}+1, 2^{53}-1]\f$ are interoperable in the sense - > that implementations will agree exactly on their numeric values. - - As this range is a subrange of the exactly supported range [INT64_MIN, - INT64_MAX], this class's integer type is interoperable. - - #### Storage - - Integer number values are stored directly inside a @ref basic_json type. - - @sa @ref number_float_t -- type for number values (floating-point) - - @sa @ref number_unsigned_t -- type for number values (unsigned integer) - - @since version 1.0.0 - */ - using number_integer_t = NumberIntegerType; - - /*! - @brief a type for a number (unsigned) - - [RFC 7159](http://rfc7159.net/rfc7159) describes numbers as follows: - > The representation of numbers is similar to that used in most - > programming languages. A number is represented in base 10 using decimal - > digits. It contains an integer component that may be prefixed with an - > optional minus sign, which may be followed by a fraction part and/or an - > exponent part. Leading zeros are not allowed. (...) Numeric values that - > cannot be represented in the grammar below (such as Infinity and NaN) - > are not permitted. - - This description includes both integer and floating-point numbers. - However, C++ allows more precise storage if it is known whether the number - is a signed integer, an unsigned integer or a floating-point number. - Therefore, three different types, @ref number_integer_t, @ref - number_unsigned_t and @ref number_float_t are used. - - To store unsigned integer numbers in C++, a type is defined by the - template parameter @a NumberUnsignedType which chooses the type to use. - - #### Default type - - With the default values for @a NumberUnsignedType (`uint64_t`), the - default value for @a number_unsigned_t is: - - @code {.cpp} - uint64_t - @endcode - - #### Default behavior - - - The restrictions about leading zeros is not enforced in C++. Instead, - leading zeros in integer literals lead to an interpretation as octal - number. Internally, the value will be stored as decimal number. For - instance, the C++ integer literal `010` will be serialized to `8`. - During deserialization, leading zeros yield an error. - - Not-a-number (NaN) values will be serialized to `null`. - - #### Limits - - [RFC 7159](http://rfc7159.net/rfc7159) specifies: - > An implementation may set limits on the range and precision of numbers. - - When the default type is used, the maximal integer number that can be - stored is `18446744073709551615` (UINT64_MAX) and the minimal integer - number that can be stored is `0`. Integer numbers that are out of range - will yield over/underflow when used in a constructor. During - deserialization, too large or small integer numbers will be automatically - be stored as @ref number_integer_t or @ref number_float_t. - - [RFC 7159](http://rfc7159.net/rfc7159) further states: - > Note that when such software is used, numbers that are integers and are - > in the range \f$[-2^{53}+1, 2^{53}-1]\f$ are interoperable in the sense - > that implementations will agree exactly on their numeric values. - - As this range is a subrange (when considered in conjunction with the - number_integer_t type) of the exactly supported range [0, UINT64_MAX], - this class's integer type is interoperable. - - #### Storage - - Integer number values are stored directly inside a @ref basic_json type. - - @sa @ref number_float_t -- type for number values (floating-point) - @sa @ref number_integer_t -- type for number values (integer) - - @since version 2.0.0 - */ - using number_unsigned_t = NumberUnsignedType; - - /*! - @brief a type for a number (floating-point) - - [RFC 7159](http://rfc7159.net/rfc7159) describes numbers as follows: - > The representation of numbers is similar to that used in most - > programming languages. A number is represented in base 10 using decimal - > digits. It contains an integer component that may be prefixed with an - > optional minus sign, which may be followed by a fraction part and/or an - > exponent part. Leading zeros are not allowed. (...) Numeric values that - > cannot be represented in the grammar below (such as Infinity and NaN) - > are not permitted. - - This description includes both integer and floating-point numbers. - However, C++ allows more precise storage if it is known whether the number - is a signed integer, an unsigned integer or a floating-point number. - Therefore, three different types, @ref number_integer_t, @ref - number_unsigned_t and @ref number_float_t are used. - - To store floating-point numbers in C++, a type is defined by the template - parameter @a NumberFloatType which chooses the type to use. - - #### Default type - - With the default values for @a NumberFloatType (`double`), the default - value for @a number_float_t is: - - @code {.cpp} - double - @endcode - - #### Default behavior - - - The restrictions about leading zeros is not enforced in C++. Instead, - leading zeros in floating-point literals will be ignored. Internally, - the value will be stored as decimal number. For instance, the C++ - floating-point literal `01.2` will be serialized to `1.2`. During - deserialization, leading zeros yield an error. - - Not-a-number (NaN) values will be serialized to `null`. - - #### Limits - - [RFC 7159](http://rfc7159.net/rfc7159) states: - > This specification allows implementations to set limits on the range and - > precision of numbers accepted. Since software that implements IEEE - > 754-2008 binary64 (double precision) numbers is generally available and - > widely used, good interoperability can be achieved by implementations - > that expect no more precision or range than these provide, in the sense - > that implementations will approximate JSON numbers within the expected - > precision. - - This implementation does exactly follow this approach, as it uses double - precision floating-point numbers. Note values smaller than - `-1.79769313486232e+308` and values greater than `1.79769313486232e+308` - will be stored as NaN internally and be serialized to `null`. - - #### Storage - - Floating-point number values are stored directly inside a @ref basic_json - type. - - @sa @ref number_integer_t -- type for number values (integer) - - @sa @ref number_unsigned_t -- type for number values (unsigned integer) - - @since version 1.0.0 - */ - using number_float_t = NumberFloatType; - - /*! - @brief a type for a packed binary type - - This type is a type designed to carry binary data that appears in various - serialized formats, such as CBOR's Major Type 2, MessagePack's bin, and - BSON's generic binary subtype. This type is NOT a part of standard JSON and - exists solely for compatibility with these binary types. As such, it is - simply defined as an ordered sequence of zero or more byte values. - - Additionally, as an implementation detail, the subtype of the binary data is - carried around as a `std::uint8_t`, which is compatible with both of the - binary data formats that use binary subtyping, (though the specific - numbering is incompatible with each other, and it is up to the user to - translate between them). - - [CBOR's RFC 7049](https://tools.ietf.org/html/rfc7049) describes this type - as: - > Major type 2: a byte string. The string's length in bytes is represented - > following the rules for positive integers (major type 0). - - [MessagePack's documentation on the bin type - family](https://github.com/msgpack/msgpack/blob/master/spec.md#bin-format-family) - describes this type as: - > Bin format family stores an byte array in 2, 3, or 5 bytes of extra bytes - > in addition to the size of the byte array. - - [BSON's specifications](http://bsonspec.org/spec.html) describe several - binary types; however, this type is intended to represent the generic binary - type which has the description: - > Generic binary subtype - This is the most commonly used binary subtype and - > should be the 'default' for drivers and tools. - - None of these impose any limitations on the internal representation other - than the basic unit of storage be some type of array whose parts are - decomposable into bytes. - - The default representation of this binary format is a - `std::vector`, which is a very common way to represent a byte - array in modern C++. - - #### Default type - - The default values for @a BinaryType is `std::vector` - - #### Storage - - Binary Arrays are stored as pointers in a @ref basic_json type. That is, - for any access to array values, a pointer of the type `binary_t*` must be - dereferenced. - - #### Notes on subtypes - - - CBOR - - Binary values are represented as byte strings. No subtypes are - supported and will be ignored when CBOR is written. - - MessagePack - - If a subtype is given and the binary array contains exactly 1, 2, 4, 8, - or 16 elements, the fixext family (fixext1, fixext2, fixext4, fixext8) - is used. For other sizes, the ext family (ext8, ext16, ext32) is used. - The subtype is then added as singed 8-bit integer. - - If no subtype is given, the bin family (bin8, bin16, bin32) is used. - - BSON - - If a subtype is given, it is used and added as unsigned 8-bit integer. - - If no subtype is given, the generic binary subtype 0x00 is used. - - @sa @ref binary -- create a binary array - - @since version 3.8.0 - */ - using binary_t = nlohmann::byte_container_with_subtype; - /// @} - - private: - - /// helper for exception-safe object creation - template - JSON_HEDLEY_RETURNS_NON_NULL - static T* create(Args&& ... args) - { - AllocatorType alloc; - using AllocatorTraits = std::allocator_traits>; - - auto deleter = [&](T * object) - { - AllocatorTraits::deallocate(alloc, object, 1); - }; - std::unique_ptr object(AllocatorTraits::allocate(alloc, 1), deleter); - AllocatorTraits::construct(alloc, object.get(), std::forward(args)...); - JSON_ASSERT(object != nullptr); - return object.release(); - } - - //////////////////////// - // JSON value storage // - //////////////////////// - - /*! - @brief a JSON value - - The actual storage for a JSON value of the @ref basic_json class. This - union combines the different storage types for the JSON value types - defined in @ref value_t. - - JSON type | value_t type | used type - --------- | --------------- | ------------------------ - object | object | pointer to @ref object_t - array | array | pointer to @ref array_t - string | string | pointer to @ref string_t - boolean | boolean | @ref boolean_t - number | number_integer | @ref number_integer_t - number | number_unsigned | @ref number_unsigned_t - number | number_float | @ref number_float_t - binary | binary | pointer to @ref binary_t - null | null | *no value is stored* - - @note Variable-length types (objects, arrays, and strings) are stored as - pointers. The size of the union should not exceed 64 bits if the default - value types are used. - - @since version 1.0.0 - */ - union json_value - { - /// object (stored with pointer to save storage) - object_t* object; - /// array (stored with pointer to save storage) - array_t* array; - /// string (stored with pointer to save storage) - string_t* string; - /// binary (stored with pointer to save storage) - binary_t* binary; - /// boolean - boolean_t boolean; - /// number (integer) - number_integer_t number_integer; - /// number (unsigned integer) - number_unsigned_t number_unsigned; - /// number (floating-point) - number_float_t number_float; - - /// default constructor (for null values) - json_value() = default; - /// constructor for booleans - json_value(boolean_t v) noexcept : boolean(v) {} - /// constructor for numbers (integer) - json_value(number_integer_t v) noexcept : number_integer(v) {} - /// constructor for numbers (unsigned) - json_value(number_unsigned_t v) noexcept : number_unsigned(v) {} - /// constructor for numbers (floating-point) - json_value(number_float_t v) noexcept : number_float(v) {} - /// constructor for empty values of a given type - json_value(value_t t) - { - switch (t) - { - case value_t::object: - { - object = create(); - break; - } - - case value_t::array: - { - array = create(); - break; - } - - case value_t::string: - { - string = create(""); - break; - } - - case value_t::binary: - { - binary = create(); - break; - } - - case value_t::boolean: - { - boolean = boolean_t(false); - break; - } - - case value_t::number_integer: - { - number_integer = number_integer_t(0); - break; - } - - case value_t::number_unsigned: - { - number_unsigned = number_unsigned_t(0); - break; - } - - case value_t::number_float: - { - number_float = number_float_t(0.0); - break; - } - - case value_t::null: - { - object = nullptr; // silence warning, see #821 - break; - } - - default: - { - object = nullptr; // silence warning, see #821 - if (JSON_HEDLEY_UNLIKELY(t == value_t::null)) - { - JSON_THROW(other_error::create(500, "961c151d2e87f2686a955a9be24d316f1362bf21 3.9.1")); // LCOV_EXCL_LINE - } - break; - } - } - } - - /// constructor for strings - json_value(const string_t& value) - { - string = create(value); - } - - /// constructor for rvalue strings - json_value(string_t&& value) - { - string = create(std::move(value)); - } - - /// constructor for objects - json_value(const object_t& value) - { - object = create(value); - } - - /// constructor for rvalue objects - json_value(object_t&& value) - { - object = create(std::move(value)); - } - - /// constructor for arrays - json_value(const array_t& value) - { - array = create(value); - } - - /// constructor for rvalue arrays - json_value(array_t&& value) - { - array = create(std::move(value)); - } - - /// constructor for binary arrays - json_value(const typename binary_t::container_type& value) - { - binary = create(value); - } - - /// constructor for rvalue binary arrays - json_value(typename binary_t::container_type&& value) - { - binary = create(std::move(value)); - } - - /// constructor for binary arrays (internal type) - json_value(const binary_t& value) - { - binary = create(value); - } - - /// constructor for rvalue binary arrays (internal type) - json_value(binary_t&& value) - { - binary = create(std::move(value)); - } - - void destroy(value_t t) noexcept - { - // flatten the current json_value to a heap-allocated stack - std::vector stack; - - // move the top-level items to stack - if (t == value_t::array) - { - stack.reserve(array->size()); - std::move(array->begin(), array->end(), std::back_inserter(stack)); - } - else if (t == value_t::object) - { - stack.reserve(object->size()); - for (auto&& it : *object) - { - stack.push_back(std::move(it.second)); - } - } - - while (!stack.empty()) - { - // move the last item to local variable to be processed - basic_json current_item(std::move(stack.back())); - stack.pop_back(); - - // if current_item is array/object, move - // its children to the stack to be processed later - if (current_item.is_array()) - { - std::move(current_item.m_value.array->begin(), current_item.m_value.array->end(), - std::back_inserter(stack)); - - current_item.m_value.array->clear(); - } - else if (current_item.is_object()) - { - for (auto&& it : *current_item.m_value.object) - { - stack.push_back(std::move(it.second)); - } - - current_item.m_value.object->clear(); - } - - // it's now safe that current_item get destructed - // since it doesn't have any children - } - - switch (t) - { - case value_t::object: - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, object); - std::allocator_traits::deallocate(alloc, object, 1); - break; - } - - case value_t::array: - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, array); - std::allocator_traits::deallocate(alloc, array, 1); - break; - } - - case value_t::string: - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, string); - std::allocator_traits::deallocate(alloc, string, 1); - break; - } - - case value_t::binary: - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, binary); - std::allocator_traits::deallocate(alloc, binary, 1); - break; - } - - default: - { - break; - } - } - } - }; - - /*! - @brief checks the class invariants - - This function asserts the class invariants. It needs to be called at the - end of every constructor to make sure that created objects respect the - invariant. Furthermore, it has to be called each time the type of a JSON - value is changed, because the invariant expresses a relationship between - @a m_type and @a m_value. - */ - void assert_invariant() const noexcept - { - JSON_ASSERT(m_type != value_t::object || m_value.object != nullptr); - JSON_ASSERT(m_type != value_t::array || m_value.array != nullptr); - JSON_ASSERT(m_type != value_t::string || m_value.string != nullptr); - JSON_ASSERT(m_type != value_t::binary || m_value.binary != nullptr); - } - - public: - ////////////////////////// - // JSON parser callback // - ////////////////////////// - - /*! - @brief parser event types - - The parser callback distinguishes the following events: - - `object_start`: the parser read `{` and started to process a JSON object - - `key`: the parser read a key of a value in an object - - `object_end`: the parser read `}` and finished processing a JSON object - - `array_start`: the parser read `[` and started to process a JSON array - - `array_end`: the parser read `]` and finished processing a JSON array - - `value`: the parser finished reading a JSON value - - @image html callback_events.png "Example when certain parse events are triggered" - - @sa @ref parser_callback_t for more information and examples - */ - using parse_event_t = detail::parse_event_t; - - /*! - @brief per-element parser callback type - - With a parser callback function, the result of parsing a JSON text can be - influenced. When passed to @ref parse, it is called on certain events - (passed as @ref parse_event_t via parameter @a event) with a set recursion - depth @a depth and context JSON value @a parsed. The return value of the - callback function is a boolean indicating whether the element that emitted - the callback shall be kept or not. - - We distinguish six scenarios (determined by the event type) in which the - callback function can be called. The following table describes the values - of the parameters @a depth, @a event, and @a parsed. - - parameter @a event | description | parameter @a depth | parameter @a parsed - ------------------ | ----------- | ------------------ | ------------------- - parse_event_t::object_start | the parser read `{` and started to process a JSON object | depth of the parent of the JSON object | a JSON value with type discarded - parse_event_t::key | the parser read a key of a value in an object | depth of the currently parsed JSON object | a JSON string containing the key - parse_event_t::object_end | the parser read `}` and finished processing a JSON object | depth of the parent of the JSON object | the parsed JSON object - parse_event_t::array_start | the parser read `[` and started to process a JSON array | depth of the parent of the JSON array | a JSON value with type discarded - parse_event_t::array_end | the parser read `]` and finished processing a JSON array | depth of the parent of the JSON array | the parsed JSON array - parse_event_t::value | the parser finished reading a JSON value | depth of the value | the parsed JSON value - - @image html callback_events.png "Example when certain parse events are triggered" - - Discarding a value (i.e., returning `false`) has different effects - depending on the context in which function was called: - - - Discarded values in structured types are skipped. That is, the parser - will behave as if the discarded value was never read. - - In case a value outside a structured type is skipped, it is replaced - with `null`. This case happens if the top-level element is skipped. - - @param[in] depth the depth of the recursion during parsing - - @param[in] event an event of type parse_event_t indicating the context in - the callback function has been called - - @param[in,out] parsed the current intermediate parse result; note that - writing to this value has no effect for parse_event_t::key events - - @return Whether the JSON value which called the function during parsing - should be kept (`true`) or not (`false`). In the latter case, it is either - skipped completely or replaced by an empty discarded object. - - @sa @ref parse for examples - - @since version 1.0.0 - */ - using parser_callback_t = detail::parser_callback_t; - - ////////////////// - // constructors // - ////////////////// - - /// @name constructors and destructors - /// Constructors of class @ref basic_json, copy/move constructor, copy - /// assignment, static functions creating objects, and the destructor. - /// @{ - - /*! - @brief create an empty value with a given type - - Create an empty JSON value with a given type. The value will be default - initialized with an empty value which depends on the type: - - Value type | initial value - ----------- | ------------- - null | `null` - boolean | `false` - string | `""` - number | `0` - object | `{}` - array | `[]` - binary | empty array - - @param[in] v the type of the value to create - - @complexity Constant. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @liveexample{The following code shows the constructor for different @ref - value_t values,basic_json__value_t} - - @sa @ref clear() -- restores the postcondition of this constructor - - @since version 1.0.0 - */ - basic_json(const value_t v) - : m_type(v), m_value(v) - { - assert_invariant(); - } - - /*! - @brief create a null object - - Create a `null` JSON value. It either takes a null pointer as parameter - (explicitly creating `null`) or no parameter (implicitly creating `null`). - The passed null pointer itself is not read -- it is only used to choose - the right constructor. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this constructor never throws - exceptions. - - @liveexample{The following code shows the constructor with and without a - null pointer parameter.,basic_json__nullptr_t} - - @since version 1.0.0 - */ - basic_json(std::nullptr_t = nullptr) noexcept - : basic_json(value_t::null) - { - assert_invariant(); - } - - /*! - @brief create a JSON value - - This is a "catch all" constructor for all compatible JSON types; that is, - types for which a `to_json()` method exists. The constructor forwards the - parameter @a val to that method (to `json_serializer::to_json` method - with `U = uncvref_t`, to be exact). - - Template type @a CompatibleType includes, but is not limited to, the - following types: - - **arrays**: @ref array_t and all kinds of compatible containers such as - `std::vector`, `std::deque`, `std::list`, `std::forward_list`, - `std::array`, `std::valarray`, `std::set`, `std::unordered_set`, - `std::multiset`, and `std::unordered_multiset` with a `value_type` from - which a @ref basic_json value can be constructed. - - **objects**: @ref object_t and all kinds of compatible associative - containers such as `std::map`, `std::unordered_map`, `std::multimap`, - and `std::unordered_multimap` with a `key_type` compatible to - @ref string_t and a `value_type` from which a @ref basic_json value can - be constructed. - - **strings**: @ref string_t, string literals, and all compatible string - containers can be used. - - **numbers**: @ref number_integer_t, @ref number_unsigned_t, - @ref number_float_t, and all convertible number types such as `int`, - `size_t`, `int64_t`, `float` or `double` can be used. - - **boolean**: @ref boolean_t / `bool` can be used. - - **binary**: @ref binary_t / `std::vector` may be used, - unfortunately because string literals cannot be distinguished from binary - character arrays by the C++ type system, all types compatible with `const - char*` will be directed to the string constructor instead. This is both - for backwards compatibility, and due to the fact that a binary type is not - a standard JSON type. - - See the examples below. - - @tparam CompatibleType a type such that: - - @a CompatibleType is not derived from `std::istream`, - - @a CompatibleType is not @ref basic_json (to avoid hijacking copy/move - constructors), - - @a CompatibleType is not a different @ref basic_json type (i.e. with different template arguments) - - @a CompatibleType is not a @ref basic_json nested type (e.g., - @ref json_pointer, @ref iterator, etc ...) - - @ref @ref json_serializer has a - `to_json(basic_json_t&, CompatibleType&&)` method - - @tparam U = `uncvref_t` - - @param[in] val the value to be forwarded to the respective constructor - - @complexity Usually linear in the size of the passed @a val, also - depending on the implementation of the called `to_json()` - method. - - @exceptionsafety Depends on the called constructor. For types directly - supported by the library (i.e., all types for which no `to_json()` function - was provided), strong guarantee holds: if an exception is thrown, there are - no changes to any JSON value. - - @liveexample{The following code shows the constructor with several - compatible types.,basic_json__CompatibleType} - - @since version 2.1.0 - */ - template < typename CompatibleType, - typename U = detail::uncvref_t, - detail::enable_if_t < - !detail::is_basic_json::value && detail::is_compatible_type::value, int > = 0 > - basic_json(CompatibleType && val) noexcept(noexcept( - JSONSerializer::to_json(std::declval(), - std::forward(val)))) - { - JSONSerializer::to_json(*this, std::forward(val)); - assert_invariant(); - } - - /*! - @brief create a JSON value from an existing one - - This is a constructor for existing @ref basic_json types. - It does not hijack copy/move constructors, since the parameter has different - template arguments than the current ones. - - The constructor tries to convert the internal @ref m_value of the parameter. - - @tparam BasicJsonType a type such that: - - @a BasicJsonType is a @ref basic_json type. - - @a BasicJsonType has different template arguments than @ref basic_json_t. - - @param[in] val the @ref basic_json value to be converted. - - @complexity Usually linear in the size of the passed @a val, also - depending on the implementation of the called `to_json()` - method. - - @exceptionsafety Depends on the called constructor. For types directly - supported by the library (i.e., all types for which no `to_json()` function - was provided), strong guarantee holds: if an exception is thrown, there are - no changes to any JSON value. - - @since version 3.2.0 - */ - template < typename BasicJsonType, - detail::enable_if_t < - detail::is_basic_json::value&& !std::is_same::value, int > = 0 > - basic_json(const BasicJsonType& val) - { - using other_boolean_t = typename BasicJsonType::boolean_t; - using other_number_float_t = typename BasicJsonType::number_float_t; - using other_number_integer_t = typename BasicJsonType::number_integer_t; - using other_number_unsigned_t = typename BasicJsonType::number_unsigned_t; - using other_string_t = typename BasicJsonType::string_t; - using other_object_t = typename BasicJsonType::object_t; - using other_array_t = typename BasicJsonType::array_t; - using other_binary_t = typename BasicJsonType::binary_t; - - switch (val.type()) - { - case value_t::boolean: - JSONSerializer::to_json(*this, val.template get()); - break; - case value_t::number_float: - JSONSerializer::to_json(*this, val.template get()); - break; - case value_t::number_integer: - JSONSerializer::to_json(*this, val.template get()); - break; - case value_t::number_unsigned: - JSONSerializer::to_json(*this, val.template get()); - break; - case value_t::string: - JSONSerializer::to_json(*this, val.template get_ref()); - break; - case value_t::object: - JSONSerializer::to_json(*this, val.template get_ref()); - break; - case value_t::array: - JSONSerializer::to_json(*this, val.template get_ref()); - break; - case value_t::binary: - JSONSerializer::to_json(*this, val.template get_ref()); - break; - case value_t::null: - *this = nullptr; - break; - case value_t::discarded: - m_type = value_t::discarded; - break; - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - assert_invariant(); - } - - /*! - @brief create a container (array or object) from an initializer list - - Creates a JSON value of type array or object from the passed initializer - list @a init. In case @a type_deduction is `true` (default), the type of - the JSON value to be created is deducted from the initializer list @a init - according to the following rules: - - 1. If the list is empty, an empty JSON object value `{}` is created. - 2. If the list consists of pairs whose first element is a string, a JSON - object value is created where the first elements of the pairs are - treated as keys and the second elements are as values. - 3. In all other cases, an array is created. - - The rules aim to create the best fit between a C++ initializer list and - JSON values. The rationale is as follows: - - 1. The empty initializer list is written as `{}` which is exactly an empty - JSON object. - 2. C++ has no way of describing mapped types other than to list a list of - pairs. As JSON requires that keys must be of type string, rule 2 is the - weakest constraint one can pose on initializer lists to interpret them - as an object. - 3. In all other cases, the initializer list could not be interpreted as - JSON object type, so interpreting it as JSON array type is safe. - - With the rules described above, the following JSON values cannot be - expressed by an initializer list: - - - the empty array (`[]`): use @ref array(initializer_list_t) - with an empty initializer list in this case - - arrays whose elements satisfy rule 2: use @ref - array(initializer_list_t) with the same initializer list - in this case - - @note When used without parentheses around an empty initializer list, @ref - basic_json() is called instead of this function, yielding the JSON null - value. - - @param[in] init initializer list with JSON values - - @param[in] type_deduction internal parameter; when set to `true`, the type - of the JSON value is deducted from the initializer list @a init; when set - to `false`, the type provided via @a manual_type is forced. This mode is - used by the functions @ref array(initializer_list_t) and - @ref object(initializer_list_t). - - @param[in] manual_type internal parameter; when @a type_deduction is set - to `false`, the created JSON value will use the provided type (only @ref - value_t::array and @ref value_t::object are valid); when @a type_deduction - is set to `true`, this parameter has no effect - - @throw type_error.301 if @a type_deduction is `false`, @a manual_type is - `value_t::object`, but @a init contains an element which is not a pair - whose first element is a string. In this case, the constructor could not - create an object. If @a type_deduction would have be `true`, an array - would have been created. See @ref object(initializer_list_t) - for an example. - - @complexity Linear in the size of the initializer list @a init. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @liveexample{The example below shows how JSON values are created from - initializer lists.,basic_json__list_init_t} - - @sa @ref array(initializer_list_t) -- create a JSON array - value from an initializer list - @sa @ref object(initializer_list_t) -- create a JSON object - value from an initializer list - - @since version 1.0.0 - */ - basic_json(initializer_list_t init, - bool type_deduction = true, - value_t manual_type = value_t::array) - { - // check if each element is an array with two elements whose first - // element is a string - bool is_an_object = std::all_of(init.begin(), init.end(), - [](const detail::json_ref& element_ref) - { - return element_ref->is_array() && element_ref->size() == 2 && (*element_ref)[0].is_string(); - }); - - // adjust type if type deduction is not wanted - if (!type_deduction) - { - // if array is wanted, do not create an object though possible - if (manual_type == value_t::array) - { - is_an_object = false; - } - - // if object is wanted but impossible, throw an exception - if (JSON_HEDLEY_UNLIKELY(manual_type == value_t::object && !is_an_object)) - { - JSON_THROW(type_error::create(301, "cannot create object from initializer list")); - } - } - - if (is_an_object) - { - // the initializer list is a list of pairs -> create object - m_type = value_t::object; - m_value = value_t::object; - - std::for_each(init.begin(), init.end(), [this](const detail::json_ref& element_ref) - { - auto element = element_ref.moved_or_copied(); - m_value.object->emplace( - std::move(*((*element.m_value.array)[0].m_value.string)), - std::move((*element.m_value.array)[1])); - }); - } - else - { - // the initializer list describes an array -> create array - m_type = value_t::array; - m_value.array = create(init.begin(), init.end()); - } - - assert_invariant(); - } - - /*! - @brief explicitly create a binary array (without subtype) - - Creates a JSON binary array value from a given binary container. Binary - values are part of various binary formats, such as CBOR, MessagePack, and - BSON. This constructor is used to create a value for serialization to those - formats. - - @note Note, this function exists because of the difficulty in correctly - specifying the correct template overload in the standard value ctor, as both - JSON arrays and JSON binary arrays are backed with some form of a - `std::vector`. Because JSON binary arrays are a non-standard extension it - was decided that it would be best to prevent automatic initialization of a - binary array type, for backwards compatibility and so it does not happen on - accident. - - @param[in] init container containing bytes to use as binary type - - @return JSON binary array value - - @complexity Linear in the size of @a init. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @since version 3.8.0 - */ - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json binary(const typename binary_t::container_type& init) - { - auto res = basic_json(); - res.m_type = value_t::binary; - res.m_value = init; - return res; - } - - /*! - @brief explicitly create a binary array (with subtype) - - Creates a JSON binary array value from a given binary container. Binary - values are part of various binary formats, such as CBOR, MessagePack, and - BSON. This constructor is used to create a value for serialization to those - formats. - - @note Note, this function exists because of the difficulty in correctly - specifying the correct template overload in the standard value ctor, as both - JSON arrays and JSON binary arrays are backed with some form of a - `std::vector`. Because JSON binary arrays are a non-standard extension it - was decided that it would be best to prevent automatic initialization of a - binary array type, for backwards compatibility and so it does not happen on - accident. - - @param[in] init container containing bytes to use as binary type - @param[in] subtype subtype to use in MessagePack and BSON - - @return JSON binary array value - - @complexity Linear in the size of @a init. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @since version 3.8.0 - */ - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json binary(const typename binary_t::container_type& init, std::uint8_t subtype) - { - auto res = basic_json(); - res.m_type = value_t::binary; - res.m_value = binary_t(init, subtype); - return res; - } - - /// @copydoc binary(const typename binary_t::container_type&) - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json binary(typename binary_t::container_type&& init) - { - auto res = basic_json(); - res.m_type = value_t::binary; - res.m_value = std::move(init); - return res; - } - - /// @copydoc binary(const typename binary_t::container_type&, std::uint8_t) - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json binary(typename binary_t::container_type&& init, std::uint8_t subtype) - { - auto res = basic_json(); - res.m_type = value_t::binary; - res.m_value = binary_t(std::move(init), subtype); - return res; - } - - /*! - @brief explicitly create an array from an initializer list - - Creates a JSON array value from a given initializer list. That is, given a - list of values `a, b, c`, creates the JSON value `[a, b, c]`. If the - initializer list is empty, the empty array `[]` is created. - - @note This function is only needed to express two edge cases that cannot - be realized with the initializer list constructor (@ref - basic_json(initializer_list_t, bool, value_t)). These cases - are: - 1. creating an array whose elements are all pairs whose first element is a - string -- in this case, the initializer list constructor would create an - object, taking the first elements as keys - 2. creating an empty array -- passing the empty initializer list to the - initializer list constructor yields an empty object - - @param[in] init initializer list with JSON values to create an array from - (optional) - - @return JSON array value - - @complexity Linear in the size of @a init. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @liveexample{The following code shows an example for the `array` - function.,array} - - @sa @ref basic_json(initializer_list_t, bool, value_t) -- - create a JSON value from an initializer list - @sa @ref object(initializer_list_t) -- create a JSON object - value from an initializer list - - @since version 1.0.0 - */ - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json array(initializer_list_t init = {}) - { - return basic_json(init, false, value_t::array); - } - - /*! - @brief explicitly create an object from an initializer list - - Creates a JSON object value from a given initializer list. The initializer - lists elements must be pairs, and their first elements must be strings. If - the initializer list is empty, the empty object `{}` is created. - - @note This function is only added for symmetry reasons. In contrast to the - related function @ref array(initializer_list_t), there are - no cases which can only be expressed by this function. That is, any - initializer list @a init can also be passed to the initializer list - constructor @ref basic_json(initializer_list_t, bool, value_t). - - @param[in] init initializer list to create an object from (optional) - - @return JSON object value - - @throw type_error.301 if @a init is not a list of pairs whose first - elements are strings. In this case, no object can be created. When such a - value is passed to @ref basic_json(initializer_list_t, bool, value_t), - an array would have been created from the passed initializer list @a init. - See example below. - - @complexity Linear in the size of @a init. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @liveexample{The following code shows an example for the `object` - function.,object} - - @sa @ref basic_json(initializer_list_t, bool, value_t) -- - create a JSON value from an initializer list - @sa @ref array(initializer_list_t) -- create a JSON array - value from an initializer list - - @since version 1.0.0 - */ - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json object(initializer_list_t init = {}) - { - return basic_json(init, false, value_t::object); - } - - /*! - @brief construct an array with count copies of given value - - Constructs a JSON array value by creating @a cnt copies of a passed value. - In case @a cnt is `0`, an empty array is created. - - @param[in] cnt the number of JSON copies of @a val to create - @param[in] val the JSON value to copy - - @post `std::distance(begin(),end()) == cnt` holds. - - @complexity Linear in @a cnt. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @liveexample{The following code shows examples for the @ref - basic_json(size_type\, const basic_json&) - constructor.,basic_json__size_type_basic_json} - - @since version 1.0.0 - */ - basic_json(size_type cnt, const basic_json& val) - : m_type(value_t::array) - { - m_value.array = create(cnt, val); - assert_invariant(); - } - - /*! - @brief construct a JSON container given an iterator range - - Constructs the JSON value with the contents of the range `[first, last)`. - The semantics depends on the different types a JSON value can have: - - In case of a null type, invalid_iterator.206 is thrown. - - In case of other primitive types (number, boolean, or string), @a first - must be `begin()` and @a last must be `end()`. In this case, the value is - copied. Otherwise, invalid_iterator.204 is thrown. - - In case of structured types (array, object), the constructor behaves as - similar versions for `std::vector` or `std::map`; that is, a JSON array - or object is constructed from the values in the range. - - @tparam InputIT an input iterator type (@ref iterator or @ref - const_iterator) - - @param[in] first begin of the range to copy from (included) - @param[in] last end of the range to copy from (excluded) - - @pre Iterators @a first and @a last must be initialized. **This - precondition is enforced with an assertion (see warning).** If - assertions are switched off, a violation of this precondition yields - undefined behavior. - - @pre Range `[first, last)` is valid. Usually, this precondition cannot be - checked efficiently. Only certain edge cases are detected; see the - description of the exceptions below. A violation of this precondition - yields undefined behavior. - - @warning A precondition is enforced with a runtime assertion that will - result in calling `std::abort` if this precondition is not met. - Assertions can be disabled by defining `NDEBUG` at compile time. - See https://en.cppreference.com/w/cpp/error/assert for more - information. - - @throw invalid_iterator.201 if iterators @a first and @a last are not - compatible (i.e., do not belong to the same JSON value). In this case, - the range `[first, last)` is undefined. - @throw invalid_iterator.204 if iterators @a first and @a last belong to a - primitive type (number, boolean, or string), but @a first does not point - to the first element any more. In this case, the range `[first, last)` is - undefined. See example code below. - @throw invalid_iterator.206 if iterators @a first and @a last belong to a - null value. In this case, the range `[first, last)` is undefined. - - @complexity Linear in distance between @a first and @a last. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @liveexample{The example below shows several ways to create JSON values by - specifying a subrange with iterators.,basic_json__InputIt_InputIt} - - @since version 1.0.0 - */ - template < class InputIT, typename std::enable_if < - std::is_same::value || - std::is_same::value, int >::type = 0 > - basic_json(InputIT first, InputIT last) - { - JSON_ASSERT(first.m_object != nullptr); - JSON_ASSERT(last.m_object != nullptr); - - // make sure iterator fits the current value - if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object)) - { - JSON_THROW(invalid_iterator::create(201, "iterators are not compatible")); - } - - // copy type from first iterator - m_type = first.m_object->m_type; - - // check if iterator range is complete for primitive values - switch (m_type) - { - case value_t::boolean: - case value_t::number_float: - case value_t::number_integer: - case value_t::number_unsigned: - case value_t::string: - { - if (JSON_HEDLEY_UNLIKELY(!first.m_it.primitive_iterator.is_begin() - || !last.m_it.primitive_iterator.is_end())) - { - JSON_THROW(invalid_iterator::create(204, "iterators out of range")); - } - break; - } - - default: - break; - } - - switch (m_type) - { - case value_t::number_integer: - { - m_value.number_integer = first.m_object->m_value.number_integer; - break; - } - - case value_t::number_unsigned: - { - m_value.number_unsigned = first.m_object->m_value.number_unsigned; - break; - } - - case value_t::number_float: - { - m_value.number_float = first.m_object->m_value.number_float; - break; - } - - case value_t::boolean: - { - m_value.boolean = first.m_object->m_value.boolean; - break; - } - - case value_t::string: - { - m_value = *first.m_object->m_value.string; - break; - } - - case value_t::object: - { - m_value.object = create(first.m_it.object_iterator, - last.m_it.object_iterator); - break; - } - - case value_t::array: - { - m_value.array = create(first.m_it.array_iterator, - last.m_it.array_iterator); - break; - } - - case value_t::binary: - { - m_value = *first.m_object->m_value.binary; - break; - } - - default: - JSON_THROW(invalid_iterator::create(206, "cannot construct with iterators from " + - std::string(first.m_object->type_name()))); - } - - assert_invariant(); - } - - - /////////////////////////////////////// - // other constructors and destructor // - /////////////////////////////////////// - - template, - std::is_same>::value, int> = 0 > - basic_json(const JsonRef& ref) : basic_json(ref.moved_or_copied()) {} - - /*! - @brief copy constructor - - Creates a copy of a given JSON value. - - @param[in] other the JSON value to copy - - @post `*this == other` - - @complexity Linear in the size of @a other. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes to any JSON value. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is linear. - - As postcondition, it holds: `other == basic_json(other)`. - - @liveexample{The following code shows an example for the copy - constructor.,basic_json__basic_json} - - @since version 1.0.0 - */ - basic_json(const basic_json& other) - : m_type(other.m_type) - { - // check of passed value is valid - other.assert_invariant(); - - switch (m_type) - { - case value_t::object: - { - m_value = *other.m_value.object; - break; - } - - case value_t::array: - { - m_value = *other.m_value.array; - break; - } - - case value_t::string: - { - m_value = *other.m_value.string; - break; - } - - case value_t::boolean: - { - m_value = other.m_value.boolean; - break; - } - - case value_t::number_integer: - { - m_value = other.m_value.number_integer; - break; - } - - case value_t::number_unsigned: - { - m_value = other.m_value.number_unsigned; - break; - } - - case value_t::number_float: - { - m_value = other.m_value.number_float; - break; - } - - case value_t::binary: - { - m_value = *other.m_value.binary; - break; - } - - default: - break; - } - - assert_invariant(); - } - - /*! - @brief move constructor - - Move constructor. Constructs a JSON value with the contents of the given - value @a other using move semantics. It "steals" the resources from @a - other and leaves it as JSON null value. - - @param[in,out] other value to move to this object - - @post `*this` has the same value as @a other before the call. - @post @a other is a JSON null value. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this constructor never throws - exceptions. - - @requirement This function helps `basic_json` satisfying the - [MoveConstructible](https://en.cppreference.com/w/cpp/named_req/MoveConstructible) - requirements. - - @liveexample{The code below shows the move constructor explicitly called - via std::move.,basic_json__moveconstructor} - - @since version 1.0.0 - */ - basic_json(basic_json&& other) noexcept - : m_type(std::move(other.m_type)), - m_value(std::move(other.m_value)) - { - // check that passed value is valid - other.assert_invariant(); - - // invalidate payload - other.m_type = value_t::null; - other.m_value = {}; - - assert_invariant(); - } - - /*! - @brief copy assignment - - Copy assignment operator. Copies a JSON value via the "copy and swap" - strategy: It is expressed in terms of the copy constructor, destructor, - and the `swap()` member function. - - @param[in] other value to copy from - - @complexity Linear. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is linear. - - @liveexample{The code below shows and example for the copy assignment. It - creates a copy of value `a` which is then swapped with `b`. Finally\, the - copy of `a` (which is the null value after the swap) is - destroyed.,basic_json__copyassignment} - - @since version 1.0.0 - */ - basic_json& operator=(basic_json other) noexcept ( - std::is_nothrow_move_constructible::value&& - std::is_nothrow_move_assignable::value&& - std::is_nothrow_move_constructible::value&& - std::is_nothrow_move_assignable::value - ) - { - // check that passed value is valid - other.assert_invariant(); - - using std::swap; - swap(m_type, other.m_type); - swap(m_value, other.m_value); - - assert_invariant(); - return *this; - } - - /*! - @brief destructor - - Destroys the JSON value and frees all allocated memory. - - @complexity Linear. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is linear. - - All stored elements are destroyed and all memory is freed. - - @since version 1.0.0 - */ - ~basic_json() noexcept - { - assert_invariant(); - m_value.destroy(m_type); - } - - /// @} - - public: - /////////////////////// - // object inspection // - /////////////////////// - - /// @name object inspection - /// Functions to inspect the type of a JSON value. - /// @{ - - /*! - @brief serialization - - Serialization function for JSON values. The function tries to mimic - Python's `json.dumps()` function, and currently supports its @a indent - and @a ensure_ascii parameters. - - @param[in] indent If indent is nonnegative, then array elements and object - members will be pretty-printed with that indent level. An indent level of - `0` will only insert newlines. `-1` (the default) selects the most compact - representation. - @param[in] indent_char The character to use for indentation if @a indent is - greater than `0`. The default is ` ` (space). - @param[in] ensure_ascii If @a ensure_ascii is true, all non-ASCII characters - in the output are escaped with `\uXXXX` sequences, and the result consists - of ASCII characters only. - @param[in] error_handler how to react on decoding errors; there are three - possible values: `strict` (throws and exception in case a decoding error - occurs; default), `replace` (replace invalid UTF-8 sequences with U+FFFD), - and `ignore` (ignore invalid UTF-8 sequences during serialization; all - bytes are copied to the output unchanged). - - @return string containing the serialization of the JSON value - - @throw type_error.316 if a string stored inside the JSON value is not - UTF-8 encoded and @a error_handler is set to strict - - @note Binary values are serialized as object containing two keys: - - "bytes": an array of bytes as integers - - "subtype": the subtype as integer or "null" if the binary has no subtype - - @complexity Linear. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @liveexample{The following example shows the effect of different @a indent\, - @a indent_char\, and @a ensure_ascii parameters to the result of the - serialization.,dump} - - @see https://docs.python.org/2/library/json.html#json.dump - - @since version 1.0.0; indentation character @a indent_char, option - @a ensure_ascii and exceptions added in version 3.0.0; error - handlers added in version 3.4.0; serialization of binary values added - in version 3.8.0. - */ - string_t dump(const int indent = -1, - const char indent_char = ' ', - const bool ensure_ascii = false, - const error_handler_t error_handler = error_handler_t::strict) const - { - string_t result; - serializer s(detail::output_adapter(result), indent_char, error_handler); - - if (indent >= 0) - { - s.dump(*this, true, ensure_ascii, static_cast(indent)); - } - else - { - s.dump(*this, false, ensure_ascii, 0); - } - - return result; - } - - /*! - @brief return the type of the JSON value (explicit) - - Return the type of the JSON value as a value from the @ref value_t - enumeration. - - @return the type of the JSON value - Value type | return value - ------------------------- | ------------------------- - null | value_t::null - boolean | value_t::boolean - string | value_t::string - number (integer) | value_t::number_integer - number (unsigned integer) | value_t::number_unsigned - number (floating-point) | value_t::number_float - object | value_t::object - array | value_t::array - binary | value_t::binary - discarded | value_t::discarded - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `type()` for all JSON - types.,type} - - @sa @ref operator value_t() -- return the type of the JSON value (implicit) - @sa @ref type_name() -- return the type as string - - @since version 1.0.0 - */ - constexpr value_t type() const noexcept - { - return m_type; - } - - /*! - @brief return whether type is primitive - - This function returns true if and only if the JSON type is primitive - (string, number, boolean, or null). - - @return `true` if type is primitive (string, number, boolean, or null), - `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_primitive()` for all JSON - types.,is_primitive} - - @sa @ref is_structured() -- returns whether JSON value is structured - @sa @ref is_null() -- returns whether JSON value is `null` - @sa @ref is_string() -- returns whether JSON value is a string - @sa @ref is_boolean() -- returns whether JSON value is a boolean - @sa @ref is_number() -- returns whether JSON value is a number - @sa @ref is_binary() -- returns whether JSON value is a binary array - - @since version 1.0.0 - */ - constexpr bool is_primitive() const noexcept - { - return is_null() || is_string() || is_boolean() || is_number() || is_binary(); - } - - /*! - @brief return whether type is structured - - This function returns true if and only if the JSON type is structured - (array or object). - - @return `true` if type is structured (array or object), `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_structured()` for all JSON - types.,is_structured} - - @sa @ref is_primitive() -- returns whether value is primitive - @sa @ref is_array() -- returns whether value is an array - @sa @ref is_object() -- returns whether value is an object - - @since version 1.0.0 - */ - constexpr bool is_structured() const noexcept - { - return is_array() || is_object(); - } - - /*! - @brief return whether value is null - - This function returns true if and only if the JSON value is null. - - @return `true` if type is null, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_null()` for all JSON - types.,is_null} - - @since version 1.0.0 - */ - constexpr bool is_null() const noexcept - { - return m_type == value_t::null; - } - - /*! - @brief return whether value is a boolean - - This function returns true if and only if the JSON value is a boolean. - - @return `true` if type is boolean, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_boolean()` for all JSON - types.,is_boolean} - - @since version 1.0.0 - */ - constexpr bool is_boolean() const noexcept - { - return m_type == value_t::boolean; - } - - /*! - @brief return whether value is a number - - This function returns true if and only if the JSON value is a number. This - includes both integer (signed and unsigned) and floating-point values. - - @return `true` if type is number (regardless whether integer, unsigned - integer or floating-type), `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_number()` for all JSON - types.,is_number} - - @sa @ref is_number_integer() -- check if value is an integer or unsigned - integer number - @sa @ref is_number_unsigned() -- check if value is an unsigned integer - number - @sa @ref is_number_float() -- check if value is a floating-point number - - @since version 1.0.0 - */ - constexpr bool is_number() const noexcept - { - return is_number_integer() || is_number_float(); - } - - /*! - @brief return whether value is an integer number - - This function returns true if and only if the JSON value is a signed or - unsigned integer number. This excludes floating-point values. - - @return `true` if type is an integer or unsigned integer number, `false` - otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_number_integer()` for all - JSON types.,is_number_integer} - - @sa @ref is_number() -- check if value is a number - @sa @ref is_number_unsigned() -- check if value is an unsigned integer - number - @sa @ref is_number_float() -- check if value is a floating-point number - - @since version 1.0.0 - */ - constexpr bool is_number_integer() const noexcept - { - return m_type == value_t::number_integer || m_type == value_t::number_unsigned; - } - - /*! - @brief return whether value is an unsigned integer number - - This function returns true if and only if the JSON value is an unsigned - integer number. This excludes floating-point and signed integer values. - - @return `true` if type is an unsigned integer number, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_number_unsigned()` for all - JSON types.,is_number_unsigned} - - @sa @ref is_number() -- check if value is a number - @sa @ref is_number_integer() -- check if value is an integer or unsigned - integer number - @sa @ref is_number_float() -- check if value is a floating-point number - - @since version 2.0.0 - */ - constexpr bool is_number_unsigned() const noexcept - { - return m_type == value_t::number_unsigned; - } - - /*! - @brief return whether value is a floating-point number - - This function returns true if and only if the JSON value is a - floating-point number. This excludes signed and unsigned integer values. - - @return `true` if type is a floating-point number, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_number_float()` for all - JSON types.,is_number_float} - - @sa @ref is_number() -- check if value is number - @sa @ref is_number_integer() -- check if value is an integer number - @sa @ref is_number_unsigned() -- check if value is an unsigned integer - number - - @since version 1.0.0 - */ - constexpr bool is_number_float() const noexcept - { - return m_type == value_t::number_float; - } - - /*! - @brief return whether value is an object - - This function returns true if and only if the JSON value is an object. - - @return `true` if type is object, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_object()` for all JSON - types.,is_object} - - @since version 1.0.0 - */ - constexpr bool is_object() const noexcept - { - return m_type == value_t::object; - } - - /*! - @brief return whether value is an array - - This function returns true if and only if the JSON value is an array. - - @return `true` if type is array, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_array()` for all JSON - types.,is_array} - - @since version 1.0.0 - */ - constexpr bool is_array() const noexcept - { - return m_type == value_t::array; - } - - /*! - @brief return whether value is a string - - This function returns true if and only if the JSON value is a string. - - @return `true` if type is string, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_string()` for all JSON - types.,is_string} - - @since version 1.0.0 - */ - constexpr bool is_string() const noexcept - { - return m_type == value_t::string; - } - - /*! - @brief return whether value is a binary array - - This function returns true if and only if the JSON value is a binary array. - - @return `true` if type is binary array, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_binary()` for all JSON - types.,is_binary} - - @since version 3.8.0 - */ - constexpr bool is_binary() const noexcept - { - return m_type == value_t::binary; - } - - /*! - @brief return whether value is discarded - - This function returns true if and only if the JSON value was discarded - during parsing with a callback function (see @ref parser_callback_t). - - @note This function will always be `false` for JSON values after parsing. - That is, discarded values can only occur during parsing, but will be - removed when inside a structured value or replaced by null in other cases. - - @return `true` if type is discarded, `false` otherwise. - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies `is_discarded()` for all JSON - types.,is_discarded} - - @since version 1.0.0 - */ - constexpr bool is_discarded() const noexcept - { - return m_type == value_t::discarded; - } - - /*! - @brief return the type of the JSON value (implicit) - - Implicitly return the type of the JSON value as a value from the @ref - value_t enumeration. - - @return the type of the JSON value - - @complexity Constant. - - @exceptionsafety No-throw guarantee: this member function never throws - exceptions. - - @liveexample{The following code exemplifies the @ref value_t operator for - all JSON types.,operator__value_t} - - @sa @ref type() -- return the type of the JSON value (explicit) - @sa @ref type_name() -- return the type as string - - @since version 1.0.0 - */ - constexpr operator value_t() const noexcept - { - return m_type; - } - - /// @} - - private: - ////////////////// - // value access // - ////////////////// - - /// get a boolean (explicit) - boolean_t get_impl(boolean_t* /*unused*/) const - { - if (JSON_HEDLEY_LIKELY(is_boolean())) - { - return m_value.boolean; - } - - JSON_THROW(type_error::create(302, "type must be boolean, but is " + std::string(type_name()))); - } - - /// get a pointer to the value (object) - object_t* get_impl_ptr(object_t* /*unused*/) noexcept - { - return is_object() ? m_value.object : nullptr; - } - - /// get a pointer to the value (object) - constexpr const object_t* get_impl_ptr(const object_t* /*unused*/) const noexcept - { - return is_object() ? m_value.object : nullptr; - } - - /// get a pointer to the value (array) - array_t* get_impl_ptr(array_t* /*unused*/) noexcept - { - return is_array() ? m_value.array : nullptr; - } - - /// get a pointer to the value (array) - constexpr const array_t* get_impl_ptr(const array_t* /*unused*/) const noexcept - { - return is_array() ? m_value.array : nullptr; - } - - /// get a pointer to the value (string) - string_t* get_impl_ptr(string_t* /*unused*/) noexcept - { - return is_string() ? m_value.string : nullptr; - } - - /// get a pointer to the value (string) - constexpr const string_t* get_impl_ptr(const string_t* /*unused*/) const noexcept - { - return is_string() ? m_value.string : nullptr; - } - - /// get a pointer to the value (boolean) - boolean_t* get_impl_ptr(boolean_t* /*unused*/) noexcept - { - return is_boolean() ? &m_value.boolean : nullptr; - } - - /// get a pointer to the value (boolean) - constexpr const boolean_t* get_impl_ptr(const boolean_t* /*unused*/) const noexcept - { - return is_boolean() ? &m_value.boolean : nullptr; - } - - /// get a pointer to the value (integer number) - number_integer_t* get_impl_ptr(number_integer_t* /*unused*/) noexcept - { - return is_number_integer() ? &m_value.number_integer : nullptr; - } - - /// get a pointer to the value (integer number) - constexpr const number_integer_t* get_impl_ptr(const number_integer_t* /*unused*/) const noexcept - { - return is_number_integer() ? &m_value.number_integer : nullptr; - } - - /// get a pointer to the value (unsigned number) - number_unsigned_t* get_impl_ptr(number_unsigned_t* /*unused*/) noexcept - { - return is_number_unsigned() ? &m_value.number_unsigned : nullptr; - } - - /// get a pointer to the value (unsigned number) - constexpr const number_unsigned_t* get_impl_ptr(const number_unsigned_t* /*unused*/) const noexcept - { - return is_number_unsigned() ? &m_value.number_unsigned : nullptr; - } - - /// get a pointer to the value (floating-point number) - number_float_t* get_impl_ptr(number_float_t* /*unused*/) noexcept - { - return is_number_float() ? &m_value.number_float : nullptr; - } - - /// get a pointer to the value (floating-point number) - constexpr const number_float_t* get_impl_ptr(const number_float_t* /*unused*/) const noexcept - { - return is_number_float() ? &m_value.number_float : nullptr; - } - - /// get a pointer to the value (binary) - binary_t* get_impl_ptr(binary_t* /*unused*/) noexcept - { - return is_binary() ? m_value.binary : nullptr; - } - - /// get a pointer to the value (binary) - constexpr const binary_t* get_impl_ptr(const binary_t* /*unused*/) const noexcept - { - return is_binary() ? m_value.binary : nullptr; - } - - /*! - @brief helper function to implement get_ref() - - This function helps to implement get_ref() without code duplication for - const and non-const overloads - - @tparam ThisType will be deduced as `basic_json` or `const basic_json` - - @throw type_error.303 if ReferenceType does not match underlying value - type of the current JSON - */ - template - static ReferenceType get_ref_impl(ThisType& obj) - { - // delegate the call to get_ptr<>() - auto ptr = obj.template get_ptr::type>(); - - if (JSON_HEDLEY_LIKELY(ptr != nullptr)) - { - return *ptr; - } - - JSON_THROW(type_error::create(303, "incompatible ReferenceType for get_ref, actual type is " + std::string(obj.type_name()))); - } - - public: - /// @name value access - /// Direct access to the stored value of a JSON value. - /// @{ - - /*! - @brief get special-case overload - - This overloads avoids a lot of template boilerplate, it can be seen as the - identity method - - @tparam BasicJsonType == @ref basic_json - - @return a copy of *this - - @complexity Constant. - - @since version 2.1.0 - */ - template::type, basic_json_t>::value, - int> = 0> - basic_json get() const - { - return *this; - } - - /*! - @brief get special-case overload - - This overloads converts the current @ref basic_json in a different - @ref basic_json type - - @tparam BasicJsonType == @ref basic_json - - @return a copy of *this, converted into @tparam BasicJsonType - - @complexity Depending on the implementation of the called `from_json()` - method. - - @since version 3.2.0 - */ - template < typename BasicJsonType, detail::enable_if_t < - !std::is_same::value&& - detail::is_basic_json::value, int > = 0 > - BasicJsonType get() const - { - return *this; - } - - /*! - @brief get a value (explicit) - - Explicit type conversion between the JSON value and a compatible value - which is [CopyConstructible](https://en.cppreference.com/w/cpp/named_req/CopyConstructible) - and [DefaultConstructible](https://en.cppreference.com/w/cpp/named_req/DefaultConstructible). - The value is converted by calling the @ref json_serializer - `from_json()` method. - - The function is equivalent to executing - @code {.cpp} - ValueType ret; - JSONSerializer::from_json(*this, ret); - return ret; - @endcode - - This overloads is chosen if: - - @a ValueType is not @ref basic_json, - - @ref json_serializer has a `from_json()` method of the form - `void from_json(const basic_json&, ValueType&)`, and - - @ref json_serializer does not have a `from_json()` method of - the form `ValueType from_json(const basic_json&)` - - @tparam ValueTypeCV the provided value type - @tparam ValueType the returned value type - - @return copy of the JSON value, converted to @a ValueType - - @throw what @ref json_serializer `from_json()` method throws - - @liveexample{The example below shows several conversions from JSON values - to other types. There a few things to note: (1) Floating-point numbers can - be converted to integers\, (2) A JSON array can be converted to a standard - `std::vector`\, (3) A JSON object can be converted to C++ - associative containers such as `std::unordered_map`.,get__ValueType_const} - - @since version 2.1.0 - */ - template < typename ValueTypeCV, typename ValueType = detail::uncvref_t, - detail::enable_if_t < - !detail::is_basic_json::value && - detail::has_from_json::value && - !detail::has_non_default_from_json::value, - int > = 0 > - ValueType get() const noexcept(noexcept( - JSONSerializer::from_json(std::declval(), std::declval()))) - { - // we cannot static_assert on ValueTypeCV being non-const, because - // there is support for get(), which is why we - // still need the uncvref - static_assert(!std::is_reference::value, - "get() cannot be used with reference types, you might want to use get_ref()"); - static_assert(std::is_default_constructible::value, - "types must be DefaultConstructible when used with get()"); - - ValueType ret; - JSONSerializer::from_json(*this, ret); - return ret; - } - - /*! - @brief get a value (explicit); special case - - Explicit type conversion between the JSON value and a compatible value - which is **not** [CopyConstructible](https://en.cppreference.com/w/cpp/named_req/CopyConstructible) - and **not** [DefaultConstructible](https://en.cppreference.com/w/cpp/named_req/DefaultConstructible). - The value is converted by calling the @ref json_serializer - `from_json()` method. - - The function is equivalent to executing - @code {.cpp} - return JSONSerializer::from_json(*this); - @endcode - - This overloads is chosen if: - - @a ValueType is not @ref basic_json and - - @ref json_serializer has a `from_json()` method of the form - `ValueType from_json(const basic_json&)` - - @note If @ref json_serializer has both overloads of - `from_json()`, this one is chosen. - - @tparam ValueTypeCV the provided value type - @tparam ValueType the returned value type - - @return copy of the JSON value, converted to @a ValueType - - @throw what @ref json_serializer `from_json()` method throws - - @since version 2.1.0 - */ - template < typename ValueTypeCV, typename ValueType = detail::uncvref_t, - detail::enable_if_t < !std::is_same::value && - detail::has_non_default_from_json::value, - int > = 0 > - ValueType get() const noexcept(noexcept( - JSONSerializer::from_json(std::declval()))) - { - static_assert(!std::is_reference::value, - "get() cannot be used with reference types, you might want to use get_ref()"); - return JSONSerializer::from_json(*this); - } - - /*! - @brief get a value (explicit) - - Explicit type conversion between the JSON value and a compatible value. - The value is filled into the input parameter by calling the @ref json_serializer - `from_json()` method. - - The function is equivalent to executing - @code {.cpp} - ValueType v; - JSONSerializer::from_json(*this, v); - @endcode - - This overloads is chosen if: - - @a ValueType is not @ref basic_json, - - @ref json_serializer has a `from_json()` method of the form - `void from_json(const basic_json&, ValueType&)`, and - - @tparam ValueType the input parameter type. - - @return the input parameter, allowing chaining calls. - - @throw what @ref json_serializer `from_json()` method throws - - @liveexample{The example below shows several conversions from JSON values - to other types. There a few things to note: (1) Floating-point numbers can - be converted to integers\, (2) A JSON array can be converted to a standard - `std::vector`\, (3) A JSON object can be converted to C++ - associative containers such as `std::unordered_map`.,get_to} - - @since version 3.3.0 - */ - template < typename ValueType, - detail::enable_if_t < - !detail::is_basic_json::value&& - detail::has_from_json::value, - int > = 0 > - ValueType & get_to(ValueType& v) const noexcept(noexcept( - JSONSerializer::from_json(std::declval(), v))) - { - JSONSerializer::from_json(*this, v); - return v; - } - - // specialization to allow to call get_to with a basic_json value - // see https://github.com/nlohmann/json/issues/2175 - template::value, - int> = 0> - ValueType & get_to(ValueType& v) const - { - v = *this; - return v; - } - - template < - typename T, std::size_t N, - typename Array = T (&)[N], - detail::enable_if_t < - detail::has_from_json::value, int > = 0 > - Array get_to(T (&v)[N]) const - noexcept(noexcept(JSONSerializer::from_json( - std::declval(), v))) - { - JSONSerializer::from_json(*this, v); - return v; - } - - - /*! - @brief get a pointer value (implicit) - - Implicit pointer access to the internally stored JSON value. No copies are - made. - - @warning Writing data to the pointee of the result yields an undefined - state. - - @tparam PointerType pointer type; must be a pointer to @ref array_t, @ref - object_t, @ref string_t, @ref boolean_t, @ref number_integer_t, - @ref number_unsigned_t, or @ref number_float_t. Enforced by a static - assertion. - - @return pointer to the internally stored JSON value if the requested - pointer type @a PointerType fits to the JSON value; `nullptr` otherwise - - @complexity Constant. - - @liveexample{The example below shows how pointers to internal values of a - JSON value can be requested. Note that no type conversions are made and a - `nullptr` is returned if the value and the requested pointer type does not - match.,get_ptr} - - @since version 1.0.0 - */ - template::value, int>::type = 0> - auto get_ptr() noexcept -> decltype(std::declval().get_impl_ptr(std::declval())) - { - // delegate the call to get_impl_ptr<>() - return get_impl_ptr(static_cast(nullptr)); - } - - /*! - @brief get a pointer value (implicit) - @copydoc get_ptr() - */ - template < typename PointerType, typename std::enable_if < - std::is_pointer::value&& - std::is_const::type>::value, int >::type = 0 > - constexpr auto get_ptr() const noexcept -> decltype(std::declval().get_impl_ptr(std::declval())) - { - // delegate the call to get_impl_ptr<>() const - return get_impl_ptr(static_cast(nullptr)); - } - - /*! - @brief get a pointer value (explicit) - - Explicit pointer access to the internally stored JSON value. No copies are - made. - - @warning The pointer becomes invalid if the underlying JSON object - changes. - - @tparam PointerType pointer type; must be a pointer to @ref array_t, @ref - object_t, @ref string_t, @ref boolean_t, @ref number_integer_t, - @ref number_unsigned_t, or @ref number_float_t. - - @return pointer to the internally stored JSON value if the requested - pointer type @a PointerType fits to the JSON value; `nullptr` otherwise - - @complexity Constant. - - @liveexample{The example below shows how pointers to internal values of a - JSON value can be requested. Note that no type conversions are made and a - `nullptr` is returned if the value and the requested pointer type does not - match.,get__PointerType} - - @sa @ref get_ptr() for explicit pointer-member access - - @since version 1.0.0 - */ - template::value, int>::type = 0> - auto get() noexcept -> decltype(std::declval().template get_ptr()) - { - // delegate the call to get_ptr - return get_ptr(); - } - - /*! - @brief get a pointer value (explicit) - @copydoc get() - */ - template::value, int>::type = 0> - constexpr auto get() const noexcept -> decltype(std::declval().template get_ptr()) - { - // delegate the call to get_ptr - return get_ptr(); - } - - /*! - @brief get a reference value (implicit) - - Implicit reference access to the internally stored JSON value. No copies - are made. - - @warning Writing data to the referee of the result yields an undefined - state. - - @tparam ReferenceType reference type; must be a reference to @ref array_t, - @ref object_t, @ref string_t, @ref boolean_t, @ref number_integer_t, or - @ref number_float_t. Enforced by static assertion. - - @return reference to the internally stored JSON value if the requested - reference type @a ReferenceType fits to the JSON value; throws - type_error.303 otherwise - - @throw type_error.303 in case passed type @a ReferenceType is incompatible - with the stored JSON value; see example below - - @complexity Constant. - - @liveexample{The example shows several calls to `get_ref()`.,get_ref} - - @since version 1.1.0 - */ - template::value, int>::type = 0> - ReferenceType get_ref() - { - // delegate call to get_ref_impl - return get_ref_impl(*this); - } - - /*! - @brief get a reference value (implicit) - @copydoc get_ref() - */ - template < typename ReferenceType, typename std::enable_if < - std::is_reference::value&& - std::is_const::type>::value, int >::type = 0 > - ReferenceType get_ref() const - { - // delegate call to get_ref_impl - return get_ref_impl(*this); - } - - /*! - @brief get a value (implicit) - - Implicit type conversion between the JSON value and a compatible value. - The call is realized by calling @ref get() const. - - @tparam ValueType non-pointer type compatible to the JSON value, for - instance `int` for JSON integer numbers, `bool` for JSON booleans, or - `std::vector` types for JSON arrays. The character type of @ref string_t - as well as an initializer list of this type is excluded to avoid - ambiguities as these types implicitly convert to `std::string`. - - @return copy of the JSON value, converted to type @a ValueType - - @throw type_error.302 in case passed type @a ValueType is incompatible - to the JSON value type (e.g., the JSON value is of type boolean, but a - string is requested); see example below - - @complexity Linear in the size of the JSON value. - - @liveexample{The example below shows several conversions from JSON values - to other types. There a few things to note: (1) Floating-point numbers can - be converted to integers\, (2) A JSON array can be converted to a standard - `std::vector`\, (3) A JSON object can be converted to C++ - associative containers such as `std::unordered_map`.,operator__ValueType} - - @since version 1.0.0 - */ - template < typename ValueType, typename std::enable_if < - !std::is_pointer::value&& - !std::is_same>::value&& - !std::is_same::value&& - !detail::is_basic_json::value - && !std::is_same>::value -#if defined(JSON_HAS_CPP_17) && (defined(__GNUC__) || (defined(_MSC_VER) && _MSC_VER >= 1910 && _MSC_VER <= 1914)) - && !std::is_same::value -#endif - && detail::is_detected::value - , int >::type = 0 > - JSON_EXPLICIT operator ValueType() const - { - // delegate the call to get<>() const - return get(); - } - - /*! - @return reference to the binary value - - @throw type_error.302 if the value is not binary - - @sa @ref is_binary() to check if the value is binary - - @since version 3.8.0 - */ - binary_t& get_binary() - { - if (!is_binary()) - { - JSON_THROW(type_error::create(302, "type must be binary, but is " + std::string(type_name()))); - } - - return *get_ptr(); - } - - /// @copydoc get_binary() - const binary_t& get_binary() const - { - if (!is_binary()) - { - JSON_THROW(type_error::create(302, "type must be binary, but is " + std::string(type_name()))); - } - - return *get_ptr(); - } - - /// @} - - - //////////////////// - // element access // - //////////////////// - - /// @name element access - /// Access to the JSON value. - /// @{ - - /*! - @brief access specified array element with bounds checking - - Returns a reference to the element at specified location @a idx, with - bounds checking. - - @param[in] idx index of the element to access - - @return reference to the element at index @a idx - - @throw type_error.304 if the JSON value is not an array; in this case, - calling `at` with an index makes no sense. See example below. - @throw out_of_range.401 if the index @a idx is out of range of the array; - that is, `idx >= size()`. See example below. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Constant. - - @since version 1.0.0 - - @liveexample{The example below shows how array elements can be read and - written using `at()`. It also demonstrates the different exceptions that - can be thrown.,at__size_type} - */ - reference at(size_type idx) - { - // at only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - JSON_TRY - { - return m_value.array->at(idx); - } - JSON_CATCH (std::out_of_range&) - { - // create better exception explanation - JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range")); - } - } - else - { - JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()))); - } - } - - /*! - @brief access specified array element with bounds checking - - Returns a const reference to the element at specified location @a idx, - with bounds checking. - - @param[in] idx index of the element to access - - @return const reference to the element at index @a idx - - @throw type_error.304 if the JSON value is not an array; in this case, - calling `at` with an index makes no sense. See example below. - @throw out_of_range.401 if the index @a idx is out of range of the array; - that is, `idx >= size()`. See example below. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Constant. - - @since version 1.0.0 - - @liveexample{The example below shows how array elements can be read using - `at()`. It also demonstrates the different exceptions that can be thrown., - at__size_type_const} - */ - const_reference at(size_type idx) const - { - // at only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - JSON_TRY - { - return m_value.array->at(idx); - } - JSON_CATCH (std::out_of_range&) - { - // create better exception explanation - JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range")); - } - } - else - { - JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()))); - } - } - - /*! - @brief access specified object element with bounds checking - - Returns a reference to the element at with specified key @a key, with - bounds checking. - - @param[in] key key of the element to access - - @return reference to the element at key @a key - - @throw type_error.304 if the JSON value is not an object; in this case, - calling `at` with a key makes no sense. See example below. - @throw out_of_range.403 if the key @a key is is not stored in the object; - that is, `find(key) == end()`. See example below. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Logarithmic in the size of the container. - - @sa @ref operator[](const typename object_t::key_type&) for unchecked - access by reference - @sa @ref value() for access by value with a default value - - @since version 1.0.0 - - @liveexample{The example below shows how object elements can be read and - written using `at()`. It also demonstrates the different exceptions that - can be thrown.,at__object_t_key_type} - */ - reference at(const typename object_t::key_type& key) - { - // at only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - JSON_TRY - { - return m_value.object->at(key); - } - JSON_CATCH (std::out_of_range&) - { - // create better exception explanation - JSON_THROW(out_of_range::create(403, "key '" + key + "' not found")); - } - } - else - { - JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()))); - } - } - - /*! - @brief access specified object element with bounds checking - - Returns a const reference to the element at with specified key @a key, - with bounds checking. - - @param[in] key key of the element to access - - @return const reference to the element at key @a key - - @throw type_error.304 if the JSON value is not an object; in this case, - calling `at` with a key makes no sense. See example below. - @throw out_of_range.403 if the key @a key is is not stored in the object; - that is, `find(key) == end()`. See example below. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Logarithmic in the size of the container. - - @sa @ref operator[](const typename object_t::key_type&) for unchecked - access by reference - @sa @ref value() for access by value with a default value - - @since version 1.0.0 - - @liveexample{The example below shows how object elements can be read using - `at()`. It also demonstrates the different exceptions that can be thrown., - at__object_t_key_type_const} - */ - const_reference at(const typename object_t::key_type& key) const - { - // at only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - JSON_TRY - { - return m_value.object->at(key); - } - JSON_CATCH (std::out_of_range&) - { - // create better exception explanation - JSON_THROW(out_of_range::create(403, "key '" + key + "' not found")); - } - } - else - { - JSON_THROW(type_error::create(304, "cannot use at() with " + std::string(type_name()))); - } - } - - /*! - @brief access specified array element - - Returns a reference to the element at specified location @a idx. - - @note If @a idx is beyond the range of the array (i.e., `idx >= size()`), - then the array is silently filled up with `null` values to make `idx` a - valid reference to the last stored element. - - @param[in] idx index of the element to access - - @return reference to the element at index @a idx - - @throw type_error.305 if the JSON value is not an array or null; in that - cases, using the [] operator with an index makes no sense. - - @complexity Constant if @a idx is in the range of the array. Otherwise - linear in `idx - size()`. - - @liveexample{The example below shows how array elements can be read and - written using `[]` operator. Note the addition of `null` - values.,operatorarray__size_type} - - @since version 1.0.0 - */ - reference operator[](size_type idx) - { - // implicitly convert null value to an empty array - if (is_null()) - { - m_type = value_t::array; - m_value.array = create(); - assert_invariant(); - } - - // operator[] only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - // fill up array with null values if given idx is outside range - if (idx >= m_value.array->size()) - { - m_value.array->insert(m_value.array->end(), - idx - m_value.array->size() + 1, - basic_json()); - } - - return m_value.array->operator[](idx); - } - - JSON_THROW(type_error::create(305, "cannot use operator[] with a numeric argument with " + std::string(type_name()))); - } - - /*! - @brief access specified array element - - Returns a const reference to the element at specified location @a idx. - - @param[in] idx index of the element to access - - @return const reference to the element at index @a idx - - @throw type_error.305 if the JSON value is not an array; in that case, - using the [] operator with an index makes no sense. - - @complexity Constant. - - @liveexample{The example below shows how array elements can be read using - the `[]` operator.,operatorarray__size_type_const} - - @since version 1.0.0 - */ - const_reference operator[](size_type idx) const - { - // const operator[] only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - return m_value.array->operator[](idx); - } - - JSON_THROW(type_error::create(305, "cannot use operator[] with a numeric argument with " + std::string(type_name()))); - } - - /*! - @brief access specified object element - - Returns a reference to the element at with specified key @a key. - - @note If @a key is not found in the object, then it is silently added to - the object and filled with a `null` value to make `key` a valid reference. - In case the value was `null` before, it is converted to an object. - - @param[in] key key of the element to access - - @return reference to the element at key @a key - - @throw type_error.305 if the JSON value is not an object or null; in that - cases, using the [] operator with a key makes no sense. - - @complexity Logarithmic in the size of the container. - - @liveexample{The example below shows how object elements can be read and - written using the `[]` operator.,operatorarray__key_type} - - @sa @ref at(const typename object_t::key_type&) for access by reference - with range checking - @sa @ref value() for access by value with a default value - - @since version 1.0.0 - */ - reference operator[](const typename object_t::key_type& key) - { - // implicitly convert null value to an empty object - if (is_null()) - { - m_type = value_t::object; - m_value.object = create(); - assert_invariant(); - } - - // operator[] only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - return m_value.object->operator[](key); - } - - JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()))); - } - - /*! - @brief read-only access specified object element - - Returns a const reference to the element at with specified key @a key. No - bounds checking is performed. - - @warning If the element with key @a key does not exist, the behavior is - undefined. - - @param[in] key key of the element to access - - @return const reference to the element at key @a key - - @pre The element with key @a key must exist. **This precondition is - enforced with an assertion.** - - @throw type_error.305 if the JSON value is not an object; in that case, - using the [] operator with a key makes no sense. - - @complexity Logarithmic in the size of the container. - - @liveexample{The example below shows how object elements can be read using - the `[]` operator.,operatorarray__key_type_const} - - @sa @ref at(const typename object_t::key_type&) for access by reference - with range checking - @sa @ref value() for access by value with a default value - - @since version 1.0.0 - */ - const_reference operator[](const typename object_t::key_type& key) const - { - // const operator[] only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - JSON_ASSERT(m_value.object->find(key) != m_value.object->end()); - return m_value.object->find(key)->second; - } - - JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()))); - } - - /*! - @brief access specified object element - - Returns a reference to the element at with specified key @a key. - - @note If @a key is not found in the object, then it is silently added to - the object and filled with a `null` value to make `key` a valid reference. - In case the value was `null` before, it is converted to an object. - - @param[in] key key of the element to access - - @return reference to the element at key @a key - - @throw type_error.305 if the JSON value is not an object or null; in that - cases, using the [] operator with a key makes no sense. - - @complexity Logarithmic in the size of the container. - - @liveexample{The example below shows how object elements can be read and - written using the `[]` operator.,operatorarray__key_type} - - @sa @ref at(const typename object_t::key_type&) for access by reference - with range checking - @sa @ref value() for access by value with a default value - - @since version 1.1.0 - */ - template - JSON_HEDLEY_NON_NULL(2) - reference operator[](T* key) - { - // implicitly convert null to object - if (is_null()) - { - m_type = value_t::object; - m_value = value_t::object; - assert_invariant(); - } - - // at only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - return m_value.object->operator[](key); - } - - JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()))); - } - - /*! - @brief read-only access specified object element - - Returns a const reference to the element at with specified key @a key. No - bounds checking is performed. - - @warning If the element with key @a key does not exist, the behavior is - undefined. - - @param[in] key key of the element to access - - @return const reference to the element at key @a key - - @pre The element with key @a key must exist. **This precondition is - enforced with an assertion.** - - @throw type_error.305 if the JSON value is not an object; in that case, - using the [] operator with a key makes no sense. - - @complexity Logarithmic in the size of the container. - - @liveexample{The example below shows how object elements can be read using - the `[]` operator.,operatorarray__key_type_const} - - @sa @ref at(const typename object_t::key_type&) for access by reference - with range checking - @sa @ref value() for access by value with a default value - - @since version 1.1.0 - */ - template - JSON_HEDLEY_NON_NULL(2) - const_reference operator[](T* key) const - { - // at only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - JSON_ASSERT(m_value.object->find(key) != m_value.object->end()); - return m_value.object->find(key)->second; - } - - JSON_THROW(type_error::create(305, "cannot use operator[] with a string argument with " + std::string(type_name()))); - } - - /*! - @brief access specified object element with default value - - Returns either a copy of an object's element at the specified key @a key - or a given default value if no element with key @a key exists. - - The function is basically equivalent to executing - @code {.cpp} - try { - return at(key); - } catch(out_of_range) { - return default_value; - } - @endcode - - @note Unlike @ref at(const typename object_t::key_type&), this function - does not throw if the given key @a key was not found. - - @note Unlike @ref operator[](const typename object_t::key_type& key), this - function does not implicitly add an element to the position defined by @a - key. This function is furthermore also applicable to const objects. - - @param[in] key key of the element to access - @param[in] default_value the value to return if @a key is not found - - @tparam ValueType type compatible to JSON values, for instance `int` for - JSON integer numbers, `bool` for JSON booleans, or `std::vector` types for - JSON arrays. Note the type of the expected value at @a key and the default - value @a default_value must be compatible. - - @return copy of the element at key @a key or @a default_value if @a key - is not found - - @throw type_error.302 if @a default_value does not match the type of the - value at @a key - @throw type_error.306 if the JSON value is not an object; in that case, - using `value()` with a key makes no sense. - - @complexity Logarithmic in the size of the container. - - @liveexample{The example below shows how object elements can be queried - with a default value.,basic_json__value} - - @sa @ref at(const typename object_t::key_type&) for access by reference - with range checking - @sa @ref operator[](const typename object_t::key_type&) for unchecked - access by reference - - @since version 1.0.0 - */ - // using std::is_convertible in a std::enable_if will fail when using explicit conversions - template < class ValueType, typename std::enable_if < - detail::is_getable::value - && !std::is_same::value, int >::type = 0 > - ValueType value(const typename object_t::key_type& key, const ValueType& default_value) const - { - // at only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - // if key is found, return value and given default value otherwise - const auto it = find(key); - if (it != end()) - { - return it->template get(); - } - - return default_value; - } - - JSON_THROW(type_error::create(306, "cannot use value() with " + std::string(type_name()))); - } - - /*! - @brief overload for a default value of type const char* - @copydoc basic_json::value(const typename object_t::key_type&, const ValueType&) const - */ - string_t value(const typename object_t::key_type& key, const char* default_value) const - { - return value(key, string_t(default_value)); - } - - /*! - @brief access specified object element via JSON Pointer with default value - - Returns either a copy of an object's element at the specified key @a key - or a given default value if no element with key @a key exists. - - The function is basically equivalent to executing - @code {.cpp} - try { - return at(ptr); - } catch(out_of_range) { - return default_value; - } - @endcode - - @note Unlike @ref at(const json_pointer&), this function does not throw - if the given key @a key was not found. - - @param[in] ptr a JSON pointer to the element to access - @param[in] default_value the value to return if @a ptr found no value - - @tparam ValueType type compatible to JSON values, for instance `int` for - JSON integer numbers, `bool` for JSON booleans, or `std::vector` types for - JSON arrays. Note the type of the expected value at @a key and the default - value @a default_value must be compatible. - - @return copy of the element at key @a key or @a default_value if @a key - is not found - - @throw type_error.302 if @a default_value does not match the type of the - value at @a ptr - @throw type_error.306 if the JSON value is not an object; in that case, - using `value()` with a key makes no sense. - - @complexity Logarithmic in the size of the container. - - @liveexample{The example below shows how object elements can be queried - with a default value.,basic_json__value_ptr} - - @sa @ref operator[](const json_pointer&) for unchecked access by reference - - @since version 2.0.2 - */ - template::value, int>::type = 0> - ValueType value(const json_pointer& ptr, const ValueType& default_value) const - { - // at only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - // if pointer resolves a value, return it or use default value - JSON_TRY - { - return ptr.get_checked(this).template get(); - } - JSON_INTERNAL_CATCH (out_of_range&) - { - return default_value; - } - } - - JSON_THROW(type_error::create(306, "cannot use value() with " + std::string(type_name()))); - } - - /*! - @brief overload for a default value of type const char* - @copydoc basic_json::value(const json_pointer&, ValueType) const - */ - JSON_HEDLEY_NON_NULL(3) - string_t value(const json_pointer& ptr, const char* default_value) const - { - return value(ptr, string_t(default_value)); - } - - /*! - @brief access the first element - - Returns a reference to the first element in the container. For a JSON - container `c`, the expression `c.front()` is equivalent to `*c.begin()`. - - @return In case of a structured type (array or object), a reference to the - first element is returned. In case of number, string, boolean, or binary - values, a reference to the value is returned. - - @complexity Constant. - - @pre The JSON value must not be `null` (would throw `std::out_of_range`) - or an empty array or object (undefined behavior, **guarded by - assertions**). - @post The JSON value remains unchanged. - - @throw invalid_iterator.214 when called on `null` value - - @liveexample{The following code shows an example for `front()`.,front} - - @sa @ref back() -- access the last element - - @since version 1.0.0 - */ - reference front() - { - return *begin(); - } - - /*! - @copydoc basic_json::front() - */ - const_reference front() const - { - return *cbegin(); - } - - /*! - @brief access the last element - - Returns a reference to the last element in the container. For a JSON - container `c`, the expression `c.back()` is equivalent to - @code {.cpp} - auto tmp = c.end(); - --tmp; - return *tmp; - @endcode - - @return In case of a structured type (array or object), a reference to the - last element is returned. In case of number, string, boolean, or binary - values, a reference to the value is returned. - - @complexity Constant. - - @pre The JSON value must not be `null` (would throw `std::out_of_range`) - or an empty array or object (undefined behavior, **guarded by - assertions**). - @post The JSON value remains unchanged. - - @throw invalid_iterator.214 when called on a `null` value. See example - below. - - @liveexample{The following code shows an example for `back()`.,back} - - @sa @ref front() -- access the first element - - @since version 1.0.0 - */ - reference back() - { - auto tmp = end(); - --tmp; - return *tmp; - } - - /*! - @copydoc basic_json::back() - */ - const_reference back() const - { - auto tmp = cend(); - --tmp; - return *tmp; - } - - /*! - @brief remove element given an iterator - - Removes the element specified by iterator @a pos. The iterator @a pos must - be valid and dereferenceable. Thus the `end()` iterator (which is valid, - but is not dereferenceable) cannot be used as a value for @a pos. - - If called on a primitive type other than `null`, the resulting JSON value - will be `null`. - - @param[in] pos iterator to the element to remove - @return Iterator following the last removed element. If the iterator @a - pos refers to the last element, the `end()` iterator is returned. - - @tparam IteratorType an @ref iterator or @ref const_iterator - - @post Invalidates iterators and references at or after the point of the - erase, including the `end()` iterator. - - @throw type_error.307 if called on a `null` value; example: `"cannot use - erase() with null"` - @throw invalid_iterator.202 if called on an iterator which does not belong - to the current JSON value; example: `"iterator does not fit current - value"` - @throw invalid_iterator.205 if called on a primitive type with invalid - iterator (i.e., any iterator which is not `begin()`); example: `"iterator - out of range"` - - @complexity The complexity depends on the type: - - objects: amortized constant - - arrays: linear in distance between @a pos and the end of the container - - strings and binary: linear in the length of the member - - other types: constant - - @liveexample{The example shows the result of `erase()` for different JSON - types.,erase__IteratorType} - - @sa @ref erase(IteratorType, IteratorType) -- removes the elements in - the given range - @sa @ref erase(const typename object_t::key_type&) -- removes the element - from an object at the given key - @sa @ref erase(const size_type) -- removes the element from an array at - the given index - - @since version 1.0.0 - */ - template < class IteratorType, typename std::enable_if < - std::is_same::value || - std::is_same::value, int >::type - = 0 > - IteratorType erase(IteratorType pos) - { - // make sure iterator fits the current value - if (JSON_HEDLEY_UNLIKELY(this != pos.m_object)) - { - JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value")); - } - - IteratorType result = end(); - - switch (m_type) - { - case value_t::boolean: - case value_t::number_float: - case value_t::number_integer: - case value_t::number_unsigned: - case value_t::string: - case value_t::binary: - { - if (JSON_HEDLEY_UNLIKELY(!pos.m_it.primitive_iterator.is_begin())) - { - JSON_THROW(invalid_iterator::create(205, "iterator out of range")); - } - - if (is_string()) - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, m_value.string); - std::allocator_traits::deallocate(alloc, m_value.string, 1); - m_value.string = nullptr; - } - else if (is_binary()) - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, m_value.binary); - std::allocator_traits::deallocate(alloc, m_value.binary, 1); - m_value.binary = nullptr; - } - - m_type = value_t::null; - assert_invariant(); - break; - } - - case value_t::object: - { - result.m_it.object_iterator = m_value.object->erase(pos.m_it.object_iterator); - break; - } - - case value_t::array: - { - result.m_it.array_iterator = m_value.array->erase(pos.m_it.array_iterator); - break; - } - - default: - JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()))); - } - - return result; - } - - /*! - @brief remove elements given an iterator range - - Removes the element specified by the range `[first; last)`. The iterator - @a first does not need to be dereferenceable if `first == last`: erasing - an empty range is a no-op. - - If called on a primitive type other than `null`, the resulting JSON value - will be `null`. - - @param[in] first iterator to the beginning of the range to remove - @param[in] last iterator past the end of the range to remove - @return Iterator following the last removed element. If the iterator @a - second refers to the last element, the `end()` iterator is returned. - - @tparam IteratorType an @ref iterator or @ref const_iterator - - @post Invalidates iterators and references at or after the point of the - erase, including the `end()` iterator. - - @throw type_error.307 if called on a `null` value; example: `"cannot use - erase() with null"` - @throw invalid_iterator.203 if called on iterators which does not belong - to the current JSON value; example: `"iterators do not fit current value"` - @throw invalid_iterator.204 if called on a primitive type with invalid - iterators (i.e., if `first != begin()` and `last != end()`); example: - `"iterators out of range"` - - @complexity The complexity depends on the type: - - objects: `log(size()) + std::distance(first, last)` - - arrays: linear in the distance between @a first and @a last, plus linear - in the distance between @a last and end of the container - - strings and binary: linear in the length of the member - - other types: constant - - @liveexample{The example shows the result of `erase()` for different JSON - types.,erase__IteratorType_IteratorType} - - @sa @ref erase(IteratorType) -- removes the element at a given position - @sa @ref erase(const typename object_t::key_type&) -- removes the element - from an object at the given key - @sa @ref erase(const size_type) -- removes the element from an array at - the given index - - @since version 1.0.0 - */ - template < class IteratorType, typename std::enable_if < - std::is_same::value || - std::is_same::value, int >::type - = 0 > - IteratorType erase(IteratorType first, IteratorType last) - { - // make sure iterator fits the current value - if (JSON_HEDLEY_UNLIKELY(this != first.m_object || this != last.m_object)) - { - JSON_THROW(invalid_iterator::create(203, "iterators do not fit current value")); - } - - IteratorType result = end(); - - switch (m_type) - { - case value_t::boolean: - case value_t::number_float: - case value_t::number_integer: - case value_t::number_unsigned: - case value_t::string: - case value_t::binary: - { - if (JSON_HEDLEY_LIKELY(!first.m_it.primitive_iterator.is_begin() - || !last.m_it.primitive_iterator.is_end())) - { - JSON_THROW(invalid_iterator::create(204, "iterators out of range")); - } - - if (is_string()) - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, m_value.string); - std::allocator_traits::deallocate(alloc, m_value.string, 1); - m_value.string = nullptr; - } - else if (is_binary()) - { - AllocatorType alloc; - std::allocator_traits::destroy(alloc, m_value.binary); - std::allocator_traits::deallocate(alloc, m_value.binary, 1); - m_value.binary = nullptr; - } - - m_type = value_t::null; - assert_invariant(); - break; - } - - case value_t::object: - { - result.m_it.object_iterator = m_value.object->erase(first.m_it.object_iterator, - last.m_it.object_iterator); - break; - } - - case value_t::array: - { - result.m_it.array_iterator = m_value.array->erase(first.m_it.array_iterator, - last.m_it.array_iterator); - break; - } - - default: - JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()))); - } - - return result; - } - - /*! - @brief remove element from a JSON object given a key - - Removes elements from a JSON object with the key value @a key. - - @param[in] key value of the elements to remove - - @return Number of elements removed. If @a ObjectType is the default - `std::map` type, the return value will always be `0` (@a key was not - found) or `1` (@a key was found). - - @post References and iterators to the erased elements are invalidated. - Other references and iterators are not affected. - - @throw type_error.307 when called on a type other than JSON object; - example: `"cannot use erase() with null"` - - @complexity `log(size()) + count(key)` - - @liveexample{The example shows the effect of `erase()`.,erase__key_type} - - @sa @ref erase(IteratorType) -- removes the element at a given position - @sa @ref erase(IteratorType, IteratorType) -- removes the elements in - the given range - @sa @ref erase(const size_type) -- removes the element from an array at - the given index - - @since version 1.0.0 - */ - size_type erase(const typename object_t::key_type& key) - { - // this erase only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - return m_value.object->erase(key); - } - - JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()))); - } - - /*! - @brief remove element from a JSON array given an index - - Removes element from a JSON array at the index @a idx. - - @param[in] idx index of the element to remove - - @throw type_error.307 when called on a type other than JSON object; - example: `"cannot use erase() with null"` - @throw out_of_range.401 when `idx >= size()`; example: `"array index 17 - is out of range"` - - @complexity Linear in distance between @a idx and the end of the container. - - @liveexample{The example shows the effect of `erase()`.,erase__size_type} - - @sa @ref erase(IteratorType) -- removes the element at a given position - @sa @ref erase(IteratorType, IteratorType) -- removes the elements in - the given range - @sa @ref erase(const typename object_t::key_type&) -- removes the element - from an object at the given key - - @since version 1.0.0 - */ - void erase(const size_type idx) - { - // this erase only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - if (JSON_HEDLEY_UNLIKELY(idx >= size())) - { - JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range")); - } - - m_value.array->erase(m_value.array->begin() + static_cast(idx)); - } - else - { - JSON_THROW(type_error::create(307, "cannot use erase() with " + std::string(type_name()))); - } - } - - /// @} - - - //////////// - // lookup // - //////////// - - /// @name lookup - /// @{ - - /*! - @brief find an element in a JSON object - - Finds an element in a JSON object with key equivalent to @a key. If the - element is not found or the JSON value is not an object, end() is - returned. - - @note This method always returns @ref end() when executed on a JSON type - that is not an object. - - @param[in] key key value of the element to search for. - - @return Iterator to an element with key equivalent to @a key. If no such - element is found or the JSON value is not an object, past-the-end (see - @ref end()) iterator is returned. - - @complexity Logarithmic in the size of the JSON object. - - @liveexample{The example shows how `find()` is used.,find__key_type} - - @sa @ref contains(KeyT&&) const -- checks whether a key exists - - @since version 1.0.0 - */ - template - iterator find(KeyT&& key) - { - auto result = end(); - - if (is_object()) - { - result.m_it.object_iterator = m_value.object->find(std::forward(key)); - } - - return result; - } - - /*! - @brief find an element in a JSON object - @copydoc find(KeyT&&) - */ - template - const_iterator find(KeyT&& key) const - { - auto result = cend(); - - if (is_object()) - { - result.m_it.object_iterator = m_value.object->find(std::forward(key)); - } - - return result; - } - - /*! - @brief returns the number of occurrences of a key in a JSON object - - Returns the number of elements with key @a key. If ObjectType is the - default `std::map` type, the return value will always be `0` (@a key was - not found) or `1` (@a key was found). - - @note This method always returns `0` when executed on a JSON type that is - not an object. - - @param[in] key key value of the element to count - - @return Number of elements with key @a key. If the JSON value is not an - object, the return value will be `0`. - - @complexity Logarithmic in the size of the JSON object. - - @liveexample{The example shows how `count()` is used.,count} - - @since version 1.0.0 - */ - template - size_type count(KeyT&& key) const - { - // return 0 for all nonobject types - return is_object() ? m_value.object->count(std::forward(key)) : 0; - } - - /*! - @brief check the existence of an element in a JSON object - - Check whether an element exists in a JSON object with key equivalent to - @a key. If the element is not found or the JSON value is not an object, - false is returned. - - @note This method always returns false when executed on a JSON type - that is not an object. - - @param[in] key key value to check its existence. - - @return true if an element with specified @a key exists. If no such - element with such key is found or the JSON value is not an object, - false is returned. - - @complexity Logarithmic in the size of the JSON object. - - @liveexample{The following code shows an example for `contains()`.,contains} - - @sa @ref find(KeyT&&) -- returns an iterator to an object element - @sa @ref contains(const json_pointer&) const -- checks the existence for a JSON pointer - - @since version 3.6.0 - */ - template < typename KeyT, typename std::enable_if < - !std::is_same::type, json_pointer>::value, int >::type = 0 > - bool contains(KeyT && key) const - { - return is_object() && m_value.object->find(std::forward(key)) != m_value.object->end(); - } - - /*! - @brief check the existence of an element in a JSON object given a JSON pointer - - Check whether the given JSON pointer @a ptr can be resolved in the current - JSON value. - - @note This method can be executed on any JSON value type. - - @param[in] ptr JSON pointer to check its existence. - - @return true if the JSON pointer can be resolved to a stored value, false - otherwise. - - @post If `j.contains(ptr)` returns true, it is safe to call `j[ptr]`. - - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - - @complexity Logarithmic in the size of the JSON object. - - @liveexample{The following code shows an example for `contains()`.,contains_json_pointer} - - @sa @ref contains(KeyT &&) const -- checks the existence of a key - - @since version 3.7.0 - */ - bool contains(const json_pointer& ptr) const - { - return ptr.contains(this); - } - - /// @} - - - /////////////// - // iterators // - /////////////// - - /// @name iterators - /// @{ - - /*! - @brief returns an iterator to the first element - - Returns an iterator to the first element. - - @image html range-begin-end.svg "Illustration from cppreference.com" - - @return iterator to the first element - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - @liveexample{The following code shows an example for `begin()`.,begin} - - @sa @ref cbegin() -- returns a const iterator to the beginning - @sa @ref end() -- returns an iterator to the end - @sa @ref cend() -- returns a const iterator to the end - - @since version 1.0.0 - */ - iterator begin() noexcept - { - iterator result(this); - result.set_begin(); - return result; - } - - /*! - @copydoc basic_json::cbegin() - */ - const_iterator begin() const noexcept - { - return cbegin(); - } - - /*! - @brief returns a const iterator to the first element - - Returns a const iterator to the first element. - - @image html range-begin-end.svg "Illustration from cppreference.com" - - @return const iterator to the first element - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - Has the semantics of `const_cast(*this).begin()`. - - @liveexample{The following code shows an example for `cbegin()`.,cbegin} - - @sa @ref begin() -- returns an iterator to the beginning - @sa @ref end() -- returns an iterator to the end - @sa @ref cend() -- returns a const iterator to the end - - @since version 1.0.0 - */ - const_iterator cbegin() const noexcept - { - const_iterator result(this); - result.set_begin(); - return result; - } - - /*! - @brief returns an iterator to one past the last element - - Returns an iterator to one past the last element. - - @image html range-begin-end.svg "Illustration from cppreference.com" - - @return iterator one past the last element - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - @liveexample{The following code shows an example for `end()`.,end} - - @sa @ref cend() -- returns a const iterator to the end - @sa @ref begin() -- returns an iterator to the beginning - @sa @ref cbegin() -- returns a const iterator to the beginning - - @since version 1.0.0 - */ - iterator end() noexcept - { - iterator result(this); - result.set_end(); - return result; - } - - /*! - @copydoc basic_json::cend() - */ - const_iterator end() const noexcept - { - return cend(); - } - - /*! - @brief returns a const iterator to one past the last element - - Returns a const iterator to one past the last element. - - @image html range-begin-end.svg "Illustration from cppreference.com" - - @return const iterator one past the last element - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - Has the semantics of `const_cast(*this).end()`. - - @liveexample{The following code shows an example for `cend()`.,cend} - - @sa @ref end() -- returns an iterator to the end - @sa @ref begin() -- returns an iterator to the beginning - @sa @ref cbegin() -- returns a const iterator to the beginning - - @since version 1.0.0 - */ - const_iterator cend() const noexcept - { - const_iterator result(this); - result.set_end(); - return result; - } - - /*! - @brief returns an iterator to the reverse-beginning - - Returns an iterator to the reverse-beginning; that is, the last element. - - @image html range-rbegin-rend.svg "Illustration from cppreference.com" - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [ReversibleContainer](https://en.cppreference.com/w/cpp/named_req/ReversibleContainer) - requirements: - - The complexity is constant. - - Has the semantics of `reverse_iterator(end())`. - - @liveexample{The following code shows an example for `rbegin()`.,rbegin} - - @sa @ref crbegin() -- returns a const reverse iterator to the beginning - @sa @ref rend() -- returns a reverse iterator to the end - @sa @ref crend() -- returns a const reverse iterator to the end - - @since version 1.0.0 - */ - reverse_iterator rbegin() noexcept - { - return reverse_iterator(end()); - } - - /*! - @copydoc basic_json::crbegin() - */ - const_reverse_iterator rbegin() const noexcept - { - return crbegin(); - } - - /*! - @brief returns an iterator to the reverse-end - - Returns an iterator to the reverse-end; that is, one before the first - element. - - @image html range-rbegin-rend.svg "Illustration from cppreference.com" - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [ReversibleContainer](https://en.cppreference.com/w/cpp/named_req/ReversibleContainer) - requirements: - - The complexity is constant. - - Has the semantics of `reverse_iterator(begin())`. - - @liveexample{The following code shows an example for `rend()`.,rend} - - @sa @ref crend() -- returns a const reverse iterator to the end - @sa @ref rbegin() -- returns a reverse iterator to the beginning - @sa @ref crbegin() -- returns a const reverse iterator to the beginning - - @since version 1.0.0 - */ - reverse_iterator rend() noexcept - { - return reverse_iterator(begin()); - } - - /*! - @copydoc basic_json::crend() - */ - const_reverse_iterator rend() const noexcept - { - return crend(); - } - - /*! - @brief returns a const reverse iterator to the last element - - Returns a const iterator to the reverse-beginning; that is, the last - element. - - @image html range-rbegin-rend.svg "Illustration from cppreference.com" - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [ReversibleContainer](https://en.cppreference.com/w/cpp/named_req/ReversibleContainer) - requirements: - - The complexity is constant. - - Has the semantics of `const_cast(*this).rbegin()`. - - @liveexample{The following code shows an example for `crbegin()`.,crbegin} - - @sa @ref rbegin() -- returns a reverse iterator to the beginning - @sa @ref rend() -- returns a reverse iterator to the end - @sa @ref crend() -- returns a const reverse iterator to the end - - @since version 1.0.0 - */ - const_reverse_iterator crbegin() const noexcept - { - return const_reverse_iterator(cend()); - } - - /*! - @brief returns a const reverse iterator to one before the first - - Returns a const reverse iterator to the reverse-end; that is, one before - the first element. - - @image html range-rbegin-rend.svg "Illustration from cppreference.com" - - @complexity Constant. - - @requirement This function helps `basic_json` satisfying the - [ReversibleContainer](https://en.cppreference.com/w/cpp/named_req/ReversibleContainer) - requirements: - - The complexity is constant. - - Has the semantics of `const_cast(*this).rend()`. - - @liveexample{The following code shows an example for `crend()`.,crend} - - @sa @ref rend() -- returns a reverse iterator to the end - @sa @ref rbegin() -- returns a reverse iterator to the beginning - @sa @ref crbegin() -- returns a const reverse iterator to the beginning - - @since version 1.0.0 - */ - const_reverse_iterator crend() const noexcept - { - return const_reverse_iterator(cbegin()); - } - - public: - /*! - @brief wrapper to access iterator member functions in range-based for - - This function allows to access @ref iterator::key() and @ref - iterator::value() during range-based for loops. In these loops, a - reference to the JSON values is returned, so there is no access to the - underlying iterator. - - For loop without iterator_wrapper: - - @code{cpp} - for (auto it = j_object.begin(); it != j_object.end(); ++it) - { - std::cout << "key: " << it.key() << ", value:" << it.value() << '\n'; - } - @endcode - - Range-based for loop without iterator proxy: - - @code{cpp} - for (auto it : j_object) - { - // "it" is of type json::reference and has no key() member - std::cout << "value: " << it << '\n'; - } - @endcode - - Range-based for loop with iterator proxy: - - @code{cpp} - for (auto it : json::iterator_wrapper(j_object)) - { - std::cout << "key: " << it.key() << ", value:" << it.value() << '\n'; - } - @endcode - - @note When iterating over an array, `key()` will return the index of the - element as string (see example). - - @param[in] ref reference to a JSON value - @return iteration proxy object wrapping @a ref with an interface to use in - range-based for loops - - @liveexample{The following code shows how the wrapper is used,iterator_wrapper} - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Constant. - - @note The name of this function is not yet final and may change in the - future. - - @deprecated This stream operator is deprecated and will be removed in - future 4.0.0 of the library. Please use @ref items() instead; - that is, replace `json::iterator_wrapper(j)` with `j.items()`. - */ - JSON_HEDLEY_DEPRECATED_FOR(3.1.0, items()) - static iteration_proxy iterator_wrapper(reference ref) noexcept - { - return ref.items(); - } - - /*! - @copydoc iterator_wrapper(reference) - */ - JSON_HEDLEY_DEPRECATED_FOR(3.1.0, items()) - static iteration_proxy iterator_wrapper(const_reference ref) noexcept - { - return ref.items(); - } - - /*! - @brief helper to access iterator member functions in range-based for - - This function allows to access @ref iterator::key() and @ref - iterator::value() during range-based for loops. In these loops, a - reference to the JSON values is returned, so there is no access to the - underlying iterator. - - For loop without `items()` function: - - @code{cpp} - for (auto it = j_object.begin(); it != j_object.end(); ++it) - { - std::cout << "key: " << it.key() << ", value:" << it.value() << '\n'; - } - @endcode - - Range-based for loop without `items()` function: - - @code{cpp} - for (auto it : j_object) - { - // "it" is of type json::reference and has no key() member - std::cout << "value: " << it << '\n'; - } - @endcode - - Range-based for loop with `items()` function: - - @code{cpp} - for (auto& el : j_object.items()) - { - std::cout << "key: " << el.key() << ", value:" << el.value() << '\n'; - } - @endcode - - The `items()` function also allows to use - [structured bindings](https://en.cppreference.com/w/cpp/language/structured_binding) - (C++17): - - @code{cpp} - for (auto& [key, val] : j_object.items()) - { - std::cout << "key: " << key << ", value:" << val << '\n'; - } - @endcode - - @note When iterating over an array, `key()` will return the index of the - element as string (see example). For primitive types (e.g., numbers), - `key()` returns an empty string. - - @warning Using `items()` on temporary objects is dangerous. Make sure the - object's lifetime exeeds the iteration. See - for more - information. - - @return iteration proxy object wrapping @a ref with an interface to use in - range-based for loops - - @liveexample{The following code shows how the function is used.,items} - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Constant. - - @since version 3.1.0, structured bindings support since 3.5.0. - */ - iteration_proxy items() noexcept - { - return iteration_proxy(*this); - } - - /*! - @copydoc items() - */ - iteration_proxy items() const noexcept - { - return iteration_proxy(*this); - } - - /// @} - - - ////////////// - // capacity // - ////////////// - - /// @name capacity - /// @{ - - /*! - @brief checks whether the container is empty. - - Checks if a JSON value has no elements (i.e. whether its @ref size is `0`). - - @return The return value depends on the different types and is - defined as follows: - Value type | return value - ----------- | ------------- - null | `true` - boolean | `false` - string | `false` - number | `false` - binary | `false` - object | result of function `object_t::empty()` - array | result of function `array_t::empty()` - - @liveexample{The following code uses `empty()` to check if a JSON - object contains any elements.,empty} - - @complexity Constant, as long as @ref array_t and @ref object_t satisfy - the Container concept; that is, their `empty()` functions have constant - complexity. - - @iterators No changes. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @note This function does not return whether a string stored as JSON value - is empty - it returns whether the JSON container itself is empty which is - false in the case of a string. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - Has the semantics of `begin() == end()`. - - @sa @ref size() -- returns the number of elements - - @since version 1.0.0 - */ - bool empty() const noexcept - { - switch (m_type) - { - case value_t::null: - { - // null values are empty - return true; - } - - case value_t::array: - { - // delegate call to array_t::empty() - return m_value.array->empty(); - } - - case value_t::object: - { - // delegate call to object_t::empty() - return m_value.object->empty(); - } - - default: - { - // all other types are nonempty - return false; - } - } - } - - /*! - @brief returns the number of elements - - Returns the number of elements in a JSON value. - - @return The return value depends on the different types and is - defined as follows: - Value type | return value - ----------- | ------------- - null | `0` - boolean | `1` - string | `1` - number | `1` - binary | `1` - object | result of function object_t::size() - array | result of function array_t::size() - - @liveexample{The following code calls `size()` on the different value - types.,size} - - @complexity Constant, as long as @ref array_t and @ref object_t satisfy - the Container concept; that is, their size() functions have constant - complexity. - - @iterators No changes. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @note This function does not return the length of a string stored as JSON - value - it returns the number of elements in the JSON value which is 1 in - the case of a string. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - Has the semantics of `std::distance(begin(), end())`. - - @sa @ref empty() -- checks whether the container is empty - @sa @ref max_size() -- returns the maximal number of elements - - @since version 1.0.0 - */ - size_type size() const noexcept - { - switch (m_type) - { - case value_t::null: - { - // null values are empty - return 0; - } - - case value_t::array: - { - // delegate call to array_t::size() - return m_value.array->size(); - } - - case value_t::object: - { - // delegate call to object_t::size() - return m_value.object->size(); - } - - default: - { - // all other types have size 1 - return 1; - } - } - } - - /*! - @brief returns the maximum possible number of elements - - Returns the maximum number of elements a JSON value is able to hold due to - system or library implementation limitations, i.e. `std::distance(begin(), - end())` for the JSON value. - - @return The return value depends on the different types and is - defined as follows: - Value type | return value - ----------- | ------------- - null | `0` (same as `size()`) - boolean | `1` (same as `size()`) - string | `1` (same as `size()`) - number | `1` (same as `size()`) - binary | `1` (same as `size()`) - object | result of function `object_t::max_size()` - array | result of function `array_t::max_size()` - - @liveexample{The following code calls `max_size()` on the different value - types. Note the output is implementation specific.,max_size} - - @complexity Constant, as long as @ref array_t and @ref object_t satisfy - the Container concept; that is, their `max_size()` functions have constant - complexity. - - @iterators No changes. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @requirement This function helps `basic_json` satisfying the - [Container](https://en.cppreference.com/w/cpp/named_req/Container) - requirements: - - The complexity is constant. - - Has the semantics of returning `b.size()` where `b` is the largest - possible JSON value. - - @sa @ref size() -- returns the number of elements - - @since version 1.0.0 - */ - size_type max_size() const noexcept - { - switch (m_type) - { - case value_t::array: - { - // delegate call to array_t::max_size() - return m_value.array->max_size(); - } - - case value_t::object: - { - // delegate call to object_t::max_size() - return m_value.object->max_size(); - } - - default: - { - // all other types have max_size() == size() - return size(); - } - } - } - - /// @} - - - /////////////// - // modifiers // - /////////////// - - /// @name modifiers - /// @{ - - /*! - @brief clears the contents - - Clears the content of a JSON value and resets it to the default value as - if @ref basic_json(value_t) would have been called with the current value - type from @ref type(): - - Value type | initial value - ----------- | ------------- - null | `null` - boolean | `false` - string | `""` - number | `0` - binary | An empty byte vector - object | `{}` - array | `[]` - - @post Has the same effect as calling - @code {.cpp} - *this = basic_json(type()); - @endcode - - @liveexample{The example below shows the effect of `clear()` to different - JSON types.,clear} - - @complexity Linear in the size of the JSON value. - - @iterators All iterators, pointers and references related to this container - are invalidated. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @sa @ref basic_json(value_t) -- constructor that creates an object with the - same value than calling `clear()` - - @since version 1.0.0 - */ - void clear() noexcept - { - switch (m_type) - { - case value_t::number_integer: - { - m_value.number_integer = 0; - break; - } - - case value_t::number_unsigned: - { - m_value.number_unsigned = 0; - break; - } - - case value_t::number_float: - { - m_value.number_float = 0.0; - break; - } - - case value_t::boolean: - { - m_value.boolean = false; - break; - } - - case value_t::string: - { - m_value.string->clear(); - break; - } - - case value_t::binary: - { - m_value.binary->clear(); - break; - } - - case value_t::array: - { - m_value.array->clear(); - break; - } - - case value_t::object: - { - m_value.object->clear(); - break; - } - - default: - break; - } - } - - /*! - @brief add an object to an array - - Appends the given element @a val to the end of the JSON value. If the - function is called on a JSON null value, an empty array is created before - appending @a val. - - @param[in] val the value to add to the JSON array - - @throw type_error.308 when called on a type other than JSON array or - null; example: `"cannot use push_back() with number"` - - @complexity Amortized constant. - - @liveexample{The example shows how `push_back()` and `+=` can be used to - add elements to a JSON array. Note how the `null` value was silently - converted to a JSON array.,push_back} - - @since version 1.0.0 - */ - void push_back(basic_json&& val) - { - // push_back only works for null objects or arrays - if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_array()))) - { - JSON_THROW(type_error::create(308, "cannot use push_back() with " + std::string(type_name()))); - } - - // transform null object into an array - if (is_null()) - { - m_type = value_t::array; - m_value = value_t::array; - assert_invariant(); - } - - // add element to array (move semantics) - m_value.array->push_back(std::move(val)); - // if val is moved from, basic_json move constructor marks it null so we do not call the destructor - } - - /*! - @brief add an object to an array - @copydoc push_back(basic_json&&) - */ - reference operator+=(basic_json&& val) - { - push_back(std::move(val)); - return *this; - } - - /*! - @brief add an object to an array - @copydoc push_back(basic_json&&) - */ - void push_back(const basic_json& val) - { - // push_back only works for null objects or arrays - if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_array()))) - { - JSON_THROW(type_error::create(308, "cannot use push_back() with " + std::string(type_name()))); - } - - // transform null object into an array - if (is_null()) - { - m_type = value_t::array; - m_value = value_t::array; - assert_invariant(); - } - - // add element to array - m_value.array->push_back(val); - } - - /*! - @brief add an object to an array - @copydoc push_back(basic_json&&) - */ - reference operator+=(const basic_json& val) - { - push_back(val); - return *this; - } - - /*! - @brief add an object to an object - - Inserts the given element @a val to the JSON object. If the function is - called on a JSON null value, an empty object is created before inserting - @a val. - - @param[in] val the value to add to the JSON object - - @throw type_error.308 when called on a type other than JSON object or - null; example: `"cannot use push_back() with number"` - - @complexity Logarithmic in the size of the container, O(log(`size()`)). - - @liveexample{The example shows how `push_back()` and `+=` can be used to - add elements to a JSON object. Note how the `null` value was silently - converted to a JSON object.,push_back__object_t__value} - - @since version 1.0.0 - */ - void push_back(const typename object_t::value_type& val) - { - // push_back only works for null objects or objects - if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_object()))) - { - JSON_THROW(type_error::create(308, "cannot use push_back() with " + std::string(type_name()))); - } - - // transform null object into an object - if (is_null()) - { - m_type = value_t::object; - m_value = value_t::object; - assert_invariant(); - } - - // add element to array - m_value.object->insert(val); - } - - /*! - @brief add an object to an object - @copydoc push_back(const typename object_t::value_type&) - */ - reference operator+=(const typename object_t::value_type& val) - { - push_back(val); - return *this; - } - - /*! - @brief add an object to an object - - This function allows to use `push_back` with an initializer list. In case - - 1. the current value is an object, - 2. the initializer list @a init contains only two elements, and - 3. the first element of @a init is a string, - - @a init is converted into an object element and added using - @ref push_back(const typename object_t::value_type&). Otherwise, @a init - is converted to a JSON value and added using @ref push_back(basic_json&&). - - @param[in] init an initializer list - - @complexity Linear in the size of the initializer list @a init. - - @note This function is required to resolve an ambiguous overload error, - because pairs like `{"key", "value"}` can be both interpreted as - `object_t::value_type` or `std::initializer_list`, see - https://github.com/nlohmann/json/issues/235 for more information. - - @liveexample{The example shows how initializer lists are treated as - objects when possible.,push_back__initializer_list} - */ - void push_back(initializer_list_t init) - { - if (is_object() && init.size() == 2 && (*init.begin())->is_string()) - { - basic_json&& key = init.begin()->moved_or_copied(); - push_back(typename object_t::value_type( - std::move(key.get_ref()), (init.begin() + 1)->moved_or_copied())); - } - else - { - push_back(basic_json(init)); - } - } - - /*! - @brief add an object to an object - @copydoc push_back(initializer_list_t) - */ - reference operator+=(initializer_list_t init) - { - push_back(init); - return *this; - } - - /*! - @brief add an object to an array - - Creates a JSON value from the passed parameters @a args to the end of the - JSON value. If the function is called on a JSON null value, an empty array - is created before appending the value created from @a args. - - @param[in] args arguments to forward to a constructor of @ref basic_json - @tparam Args compatible types to create a @ref basic_json object - - @return reference to the inserted element - - @throw type_error.311 when called on a type other than JSON array or - null; example: `"cannot use emplace_back() with number"` - - @complexity Amortized constant. - - @liveexample{The example shows how `push_back()` can be used to add - elements to a JSON array. Note how the `null` value was silently converted - to a JSON array.,emplace_back} - - @since version 2.0.8, returns reference since 3.7.0 - */ - template - reference emplace_back(Args&& ... args) - { - // emplace_back only works for null objects or arrays - if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_array()))) - { - JSON_THROW(type_error::create(311, "cannot use emplace_back() with " + std::string(type_name()))); - } - - // transform null object into an array - if (is_null()) - { - m_type = value_t::array; - m_value = value_t::array; - assert_invariant(); - } - - // add element to array (perfect forwarding) -#ifdef JSON_HAS_CPP_17 - return m_value.array->emplace_back(std::forward(args)...); -#else - m_value.array->emplace_back(std::forward(args)...); - return m_value.array->back(); -#endif - } - - /*! - @brief add an object to an object if key does not exist - - Inserts a new element into a JSON object constructed in-place with the - given @a args if there is no element with the key in the container. If the - function is called on a JSON null value, an empty object is created before - appending the value created from @a args. - - @param[in] args arguments to forward to a constructor of @ref basic_json - @tparam Args compatible types to create a @ref basic_json object - - @return a pair consisting of an iterator to the inserted element, or the - already-existing element if no insertion happened, and a bool - denoting whether the insertion took place. - - @throw type_error.311 when called on a type other than JSON object or - null; example: `"cannot use emplace() with number"` - - @complexity Logarithmic in the size of the container, O(log(`size()`)). - - @liveexample{The example shows how `emplace()` can be used to add elements - to a JSON object. Note how the `null` value was silently converted to a - JSON object. Further note how no value is added if there was already one - value stored with the same key.,emplace} - - @since version 2.0.8 - */ - template - std::pair emplace(Args&& ... args) - { - // emplace only works for null objects or arrays - if (JSON_HEDLEY_UNLIKELY(!(is_null() || is_object()))) - { - JSON_THROW(type_error::create(311, "cannot use emplace() with " + std::string(type_name()))); - } - - // transform null object into an object - if (is_null()) - { - m_type = value_t::object; - m_value = value_t::object; - assert_invariant(); - } - - // add element to array (perfect forwarding) - auto res = m_value.object->emplace(std::forward(args)...); - // create result iterator and set iterator to the result of emplace - auto it = begin(); - it.m_it.object_iterator = res.first; - - // return pair of iterator and boolean - return {it, res.second}; - } - - /// Helper for insertion of an iterator - /// @note: This uses std::distance to support GCC 4.8, - /// see https://github.com/nlohmann/json/pull/1257 - template - iterator insert_iterator(const_iterator pos, Args&& ... args) - { - iterator result(this); - JSON_ASSERT(m_value.array != nullptr); - - auto insert_pos = std::distance(m_value.array->begin(), pos.m_it.array_iterator); - m_value.array->insert(pos.m_it.array_iterator, std::forward(args)...); - result.m_it.array_iterator = m_value.array->begin() + insert_pos; - - // This could have been written as: - // result.m_it.array_iterator = m_value.array->insert(pos.m_it.array_iterator, cnt, val); - // but the return value of insert is missing in GCC 4.8, so it is written this way instead. - - return result; - } - - /*! - @brief inserts element - - Inserts element @a val before iterator @a pos. - - @param[in] pos iterator before which the content will be inserted; may be - the end() iterator - @param[in] val element to insert - @return iterator pointing to the inserted @a val. - - @throw type_error.309 if called on JSON values other than arrays; - example: `"cannot use insert() with string"` - @throw invalid_iterator.202 if @a pos is not an iterator of *this; - example: `"iterator does not fit current value"` - - @complexity Constant plus linear in the distance between @a pos and end of - the container. - - @liveexample{The example shows how `insert()` is used.,insert} - - @since version 1.0.0 - */ - iterator insert(const_iterator pos, const basic_json& val) - { - // insert only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - // check if iterator pos fits to this JSON value - if (JSON_HEDLEY_UNLIKELY(pos.m_object != this)) - { - JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value")); - } - - // insert to array and return iterator - return insert_iterator(pos, val); - } - - JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()))); - } - - /*! - @brief inserts element - @copydoc insert(const_iterator, const basic_json&) - */ - iterator insert(const_iterator pos, basic_json&& val) - { - return insert(pos, val); - } - - /*! - @brief inserts elements - - Inserts @a cnt copies of @a val before iterator @a pos. - - @param[in] pos iterator before which the content will be inserted; may be - the end() iterator - @param[in] cnt number of copies of @a val to insert - @param[in] val element to insert - @return iterator pointing to the first element inserted, or @a pos if - `cnt==0` - - @throw type_error.309 if called on JSON values other than arrays; example: - `"cannot use insert() with string"` - @throw invalid_iterator.202 if @a pos is not an iterator of *this; - example: `"iterator does not fit current value"` - - @complexity Linear in @a cnt plus linear in the distance between @a pos - and end of the container. - - @liveexample{The example shows how `insert()` is used.,insert__count} - - @since version 1.0.0 - */ - iterator insert(const_iterator pos, size_type cnt, const basic_json& val) - { - // insert only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - // check if iterator pos fits to this JSON value - if (JSON_HEDLEY_UNLIKELY(pos.m_object != this)) - { - JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value")); - } - - // insert to array and return iterator - return insert_iterator(pos, cnt, val); - } - - JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()))); - } - - /*! - @brief inserts elements - - Inserts elements from range `[first, last)` before iterator @a pos. - - @param[in] pos iterator before which the content will be inserted; may be - the end() iterator - @param[in] first begin of the range of elements to insert - @param[in] last end of the range of elements to insert - - @throw type_error.309 if called on JSON values other than arrays; example: - `"cannot use insert() with string"` - @throw invalid_iterator.202 if @a pos is not an iterator of *this; - example: `"iterator does not fit current value"` - @throw invalid_iterator.210 if @a first and @a last do not belong to the - same JSON value; example: `"iterators do not fit"` - @throw invalid_iterator.211 if @a first or @a last are iterators into - container for which insert is called; example: `"passed iterators may not - belong to container"` - - @return iterator pointing to the first element inserted, or @a pos if - `first==last` - - @complexity Linear in `std::distance(first, last)` plus linear in the - distance between @a pos and end of the container. - - @liveexample{The example shows how `insert()` is used.,insert__range} - - @since version 1.0.0 - */ - iterator insert(const_iterator pos, const_iterator first, const_iterator last) - { - // insert only works for arrays - if (JSON_HEDLEY_UNLIKELY(!is_array())) - { - JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()))); - } - - // check if iterator pos fits to this JSON value - if (JSON_HEDLEY_UNLIKELY(pos.m_object != this)) - { - JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value")); - } - - // check if range iterators belong to the same JSON object - if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object)) - { - JSON_THROW(invalid_iterator::create(210, "iterators do not fit")); - } - - if (JSON_HEDLEY_UNLIKELY(first.m_object == this)) - { - JSON_THROW(invalid_iterator::create(211, "passed iterators may not belong to container")); - } - - // insert to array and return iterator - return insert_iterator(pos, first.m_it.array_iterator, last.m_it.array_iterator); - } - - /*! - @brief inserts elements - - Inserts elements from initializer list @a ilist before iterator @a pos. - - @param[in] pos iterator before which the content will be inserted; may be - the end() iterator - @param[in] ilist initializer list to insert the values from - - @throw type_error.309 if called on JSON values other than arrays; example: - `"cannot use insert() with string"` - @throw invalid_iterator.202 if @a pos is not an iterator of *this; - example: `"iterator does not fit current value"` - - @return iterator pointing to the first element inserted, or @a pos if - `ilist` is empty - - @complexity Linear in `ilist.size()` plus linear in the distance between - @a pos and end of the container. - - @liveexample{The example shows how `insert()` is used.,insert__ilist} - - @since version 1.0.0 - */ - iterator insert(const_iterator pos, initializer_list_t ilist) - { - // insert only works for arrays - if (JSON_HEDLEY_UNLIKELY(!is_array())) - { - JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()))); - } - - // check if iterator pos fits to this JSON value - if (JSON_HEDLEY_UNLIKELY(pos.m_object != this)) - { - JSON_THROW(invalid_iterator::create(202, "iterator does not fit current value")); - } - - // insert to array and return iterator - return insert_iterator(pos, ilist.begin(), ilist.end()); - } - - /*! - @brief inserts elements - - Inserts elements from range `[first, last)`. - - @param[in] first begin of the range of elements to insert - @param[in] last end of the range of elements to insert - - @throw type_error.309 if called on JSON values other than objects; example: - `"cannot use insert() with string"` - @throw invalid_iterator.202 if iterator @a first or @a last does does not - point to an object; example: `"iterators first and last must point to - objects"` - @throw invalid_iterator.210 if @a first and @a last do not belong to the - same JSON value; example: `"iterators do not fit"` - - @complexity Logarithmic: `O(N*log(size() + N))`, where `N` is the number - of elements to insert. - - @liveexample{The example shows how `insert()` is used.,insert__range_object} - - @since version 3.0.0 - */ - void insert(const_iterator first, const_iterator last) - { - // insert only works for objects - if (JSON_HEDLEY_UNLIKELY(!is_object())) - { - JSON_THROW(type_error::create(309, "cannot use insert() with " + std::string(type_name()))); - } - - // check if range iterators belong to the same JSON object - if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object)) - { - JSON_THROW(invalid_iterator::create(210, "iterators do not fit")); - } - - // passed iterators must belong to objects - if (JSON_HEDLEY_UNLIKELY(!first.m_object->is_object())) - { - JSON_THROW(invalid_iterator::create(202, "iterators first and last must point to objects")); - } - - m_value.object->insert(first.m_it.object_iterator, last.m_it.object_iterator); - } - - /*! - @brief updates a JSON object from another object, overwriting existing keys - - Inserts all values from JSON object @a j and overwrites existing keys. - - @param[in] j JSON object to read values from - - @throw type_error.312 if called on JSON values other than objects; example: - `"cannot use update() with string"` - - @complexity O(N*log(size() + N)), where N is the number of elements to - insert. - - @liveexample{The example shows how `update()` is used.,update} - - @sa https://docs.python.org/3.6/library/stdtypes.html#dict.update - - @since version 3.0.0 - */ - void update(const_reference j) - { - // implicitly convert null value to an empty object - if (is_null()) - { - m_type = value_t::object; - m_value.object = create(); - assert_invariant(); - } - - if (JSON_HEDLEY_UNLIKELY(!is_object())) - { - JSON_THROW(type_error::create(312, "cannot use update() with " + std::string(type_name()))); - } - if (JSON_HEDLEY_UNLIKELY(!j.is_object())) - { - JSON_THROW(type_error::create(312, "cannot use update() with " + std::string(j.type_name()))); - } - - for (auto it = j.cbegin(); it != j.cend(); ++it) - { - m_value.object->operator[](it.key()) = it.value(); - } - } - - /*! - @brief updates a JSON object from another object, overwriting existing keys - - Inserts all values from from range `[first, last)` and overwrites existing - keys. - - @param[in] first begin of the range of elements to insert - @param[in] last end of the range of elements to insert - - @throw type_error.312 if called on JSON values other than objects; example: - `"cannot use update() with string"` - @throw invalid_iterator.202 if iterator @a first or @a last does does not - point to an object; example: `"iterators first and last must point to - objects"` - @throw invalid_iterator.210 if @a first and @a last do not belong to the - same JSON value; example: `"iterators do not fit"` - - @complexity O(N*log(size() + N)), where N is the number of elements to - insert. - - @liveexample{The example shows how `update()` is used__range.,update} - - @sa https://docs.python.org/3.6/library/stdtypes.html#dict.update - - @since version 3.0.0 - */ - void update(const_iterator first, const_iterator last) - { - // implicitly convert null value to an empty object - if (is_null()) - { - m_type = value_t::object; - m_value.object = create(); - assert_invariant(); - } - - if (JSON_HEDLEY_UNLIKELY(!is_object())) - { - JSON_THROW(type_error::create(312, "cannot use update() with " + std::string(type_name()))); - } - - // check if range iterators belong to the same JSON object - if (JSON_HEDLEY_UNLIKELY(first.m_object != last.m_object)) - { - JSON_THROW(invalid_iterator::create(210, "iterators do not fit")); - } - - // passed iterators must belong to objects - if (JSON_HEDLEY_UNLIKELY(!first.m_object->is_object() - || !last.m_object->is_object())) - { - JSON_THROW(invalid_iterator::create(202, "iterators first and last must point to objects")); - } - - for (auto it = first; it != last; ++it) - { - m_value.object->operator[](it.key()) = it.value(); - } - } - - /*! - @brief exchanges the values - - Exchanges the contents of the JSON value with those of @a other. Does not - invoke any move, copy, or swap operations on individual elements. All - iterators and references remain valid. The past-the-end iterator is - invalidated. - - @param[in,out] other JSON value to exchange the contents with - - @complexity Constant. - - @liveexample{The example below shows how JSON values can be swapped with - `swap()`.,swap__reference} - - @since version 1.0.0 - */ - void swap(reference other) noexcept ( - std::is_nothrow_move_constructible::value&& - std::is_nothrow_move_assignable::value&& - std::is_nothrow_move_constructible::value&& - std::is_nothrow_move_assignable::value - ) - { - std::swap(m_type, other.m_type); - std::swap(m_value, other.m_value); - assert_invariant(); - } - - /*! - @brief exchanges the values - - Exchanges the contents of the JSON value from @a left with those of @a right. Does not - invoke any move, copy, or swap operations on individual elements. All - iterators and references remain valid. The past-the-end iterator is - invalidated. implemented as a friend function callable via ADL. - - @param[in,out] left JSON value to exchange the contents with - @param[in,out] right JSON value to exchange the contents with - - @complexity Constant. - - @liveexample{The example below shows how JSON values can be swapped with - `swap()`.,swap__reference} - - @since version 1.0.0 - */ - friend void swap(reference left, reference right) noexcept ( - std::is_nothrow_move_constructible::value&& - std::is_nothrow_move_assignable::value&& - std::is_nothrow_move_constructible::value&& - std::is_nothrow_move_assignable::value - ) - { - left.swap(right); - } - - /*! - @brief exchanges the values - - Exchanges the contents of a JSON array with those of @a other. Does not - invoke any move, copy, or swap operations on individual elements. All - iterators and references remain valid. The past-the-end iterator is - invalidated. - - @param[in,out] other array to exchange the contents with - - @throw type_error.310 when JSON value is not an array; example: `"cannot - use swap() with string"` - - @complexity Constant. - - @liveexample{The example below shows how arrays can be swapped with - `swap()`.,swap__array_t} - - @since version 1.0.0 - */ - void swap(array_t& other) - { - // swap only works for arrays - if (JSON_HEDLEY_LIKELY(is_array())) - { - std::swap(*(m_value.array), other); - } - else - { - JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()))); - } - } - - /*! - @brief exchanges the values - - Exchanges the contents of a JSON object with those of @a other. Does not - invoke any move, copy, or swap operations on individual elements. All - iterators and references remain valid. The past-the-end iterator is - invalidated. - - @param[in,out] other object to exchange the contents with - - @throw type_error.310 when JSON value is not an object; example: - `"cannot use swap() with string"` - - @complexity Constant. - - @liveexample{The example below shows how objects can be swapped with - `swap()`.,swap__object_t} - - @since version 1.0.0 - */ - void swap(object_t& other) - { - // swap only works for objects - if (JSON_HEDLEY_LIKELY(is_object())) - { - std::swap(*(m_value.object), other); - } - else - { - JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()))); - } - } - - /*! - @brief exchanges the values - - Exchanges the contents of a JSON string with those of @a other. Does not - invoke any move, copy, or swap operations on individual elements. All - iterators and references remain valid. The past-the-end iterator is - invalidated. - - @param[in,out] other string to exchange the contents with - - @throw type_error.310 when JSON value is not a string; example: `"cannot - use swap() with boolean"` - - @complexity Constant. - - @liveexample{The example below shows how strings can be swapped with - `swap()`.,swap__string_t} - - @since version 1.0.0 - */ - void swap(string_t& other) - { - // swap only works for strings - if (JSON_HEDLEY_LIKELY(is_string())) - { - std::swap(*(m_value.string), other); - } - else - { - JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()))); - } - } - - /*! - @brief exchanges the values - - Exchanges the contents of a JSON string with those of @a other. Does not - invoke any move, copy, or swap operations on individual elements. All - iterators and references remain valid. The past-the-end iterator is - invalidated. - - @param[in,out] other binary to exchange the contents with - - @throw type_error.310 when JSON value is not a string; example: `"cannot - use swap() with boolean"` - - @complexity Constant. - - @liveexample{The example below shows how strings can be swapped with - `swap()`.,swap__binary_t} - - @since version 3.8.0 - */ - void swap(binary_t& other) - { - // swap only works for strings - if (JSON_HEDLEY_LIKELY(is_binary())) - { - std::swap(*(m_value.binary), other); - } - else - { - JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()))); - } - } - - /// @copydoc swap(binary_t) - void swap(typename binary_t::container_type& other) - { - // swap only works for strings - if (JSON_HEDLEY_LIKELY(is_binary())) - { - std::swap(*(m_value.binary), other); - } - else - { - JSON_THROW(type_error::create(310, "cannot use swap() with " + std::string(type_name()))); - } - } - - /// @} - - public: - ////////////////////////////////////////// - // lexicographical comparison operators // - ////////////////////////////////////////// - - /// @name lexicographical comparison operators - /// @{ - - /*! - @brief comparison: equal - - Compares two JSON values for equality according to the following rules: - - Two JSON values are equal if (1) they are from the same type and (2) - their stored values are the same according to their respective - `operator==`. - - Integer and floating-point numbers are automatically converted before - comparison. Note that two NaN values are always treated as unequal. - - Two JSON null values are equal. - - @note Floating-point inside JSON values numbers are compared with - `json::number_float_t::operator==` which is `double::operator==` by - default. To compare floating-point while respecting an epsilon, an alternative - [comparison function](https://github.com/mariokonrad/marnav/blob/master/include/marnav/math/floatingpoint.hpp#L34-#L39) - could be used, for instance - @code {.cpp} - template::value, T>::type> - inline bool is_same(T a, T b, T epsilon = std::numeric_limits::epsilon()) noexcept - { - return std::abs(a - b) <= epsilon; - } - @endcode - Or you can self-defined operator equal function like this: - @code {.cpp} - bool my_equal(const_reference lhs, const_reference rhs) { - const auto lhs_type lhs.type(); - const auto rhs_type rhs.type(); - if (lhs_type == rhs_type) { - switch(lhs_type) - // self_defined case - case value_t::number_float: - return std::abs(lhs - rhs) <= std::numeric_limits::epsilon(); - // other cases remain the same with the original - ... - } - ... - } - @endcode - - @note NaN values never compare equal to themselves or to other NaN values. - - @param[in] lhs first JSON value to consider - @param[in] rhs second JSON value to consider - @return whether the values @a lhs and @a rhs are equal - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @complexity Linear. - - @liveexample{The example demonstrates comparing several JSON - types.,operator__equal} - - @since version 1.0.0 - */ - friend bool operator==(const_reference lhs, const_reference rhs) noexcept - { - const auto lhs_type = lhs.type(); - const auto rhs_type = rhs.type(); - - if (lhs_type == rhs_type) - { - switch (lhs_type) - { - case value_t::array: - return *lhs.m_value.array == *rhs.m_value.array; - - case value_t::object: - return *lhs.m_value.object == *rhs.m_value.object; - - case value_t::null: - return true; - - case value_t::string: - return *lhs.m_value.string == *rhs.m_value.string; - - case value_t::boolean: - return lhs.m_value.boolean == rhs.m_value.boolean; - - case value_t::number_integer: - return lhs.m_value.number_integer == rhs.m_value.number_integer; - - case value_t::number_unsigned: - return lhs.m_value.number_unsigned == rhs.m_value.number_unsigned; - - case value_t::number_float: - return lhs.m_value.number_float == rhs.m_value.number_float; - - case value_t::binary: - return *lhs.m_value.binary == *rhs.m_value.binary; - - default: - return false; - } - } - else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_float) - { - return static_cast(lhs.m_value.number_integer) == rhs.m_value.number_float; - } - else if (lhs_type == value_t::number_float && rhs_type == value_t::number_integer) - { - return lhs.m_value.number_float == static_cast(rhs.m_value.number_integer); - } - else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_float) - { - return static_cast(lhs.m_value.number_unsigned) == rhs.m_value.number_float; - } - else if (lhs_type == value_t::number_float && rhs_type == value_t::number_unsigned) - { - return lhs.m_value.number_float == static_cast(rhs.m_value.number_unsigned); - } - else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_integer) - { - return static_cast(lhs.m_value.number_unsigned) == rhs.m_value.number_integer; - } - else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_unsigned) - { - return lhs.m_value.number_integer == static_cast(rhs.m_value.number_unsigned); - } - - return false; - } - - /*! - @brief comparison: equal - @copydoc operator==(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator==(const_reference lhs, const ScalarType rhs) noexcept - { - return lhs == basic_json(rhs); - } - - /*! - @brief comparison: equal - @copydoc operator==(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator==(const ScalarType lhs, const_reference rhs) noexcept - { - return basic_json(lhs) == rhs; - } - - /*! - @brief comparison: not equal - - Compares two JSON values for inequality by calculating `not (lhs == rhs)`. - - @param[in] lhs first JSON value to consider - @param[in] rhs second JSON value to consider - @return whether the values @a lhs and @a rhs are not equal - - @complexity Linear. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @liveexample{The example demonstrates comparing several JSON - types.,operator__notequal} - - @since version 1.0.0 - */ - friend bool operator!=(const_reference lhs, const_reference rhs) noexcept - { - return !(lhs == rhs); - } - - /*! - @brief comparison: not equal - @copydoc operator!=(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator!=(const_reference lhs, const ScalarType rhs) noexcept - { - return lhs != basic_json(rhs); - } - - /*! - @brief comparison: not equal - @copydoc operator!=(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator!=(const ScalarType lhs, const_reference rhs) noexcept - { - return basic_json(lhs) != rhs; - } - - /*! - @brief comparison: less than - - Compares whether one JSON value @a lhs is less than another JSON value @a - rhs according to the following rules: - - If @a lhs and @a rhs have the same type, the values are compared using - the default `<` operator. - - Integer and floating-point numbers are automatically converted before - comparison - - In case @a lhs and @a rhs have different types, the values are ignored - and the order of the types is considered, see - @ref operator<(const value_t, const value_t). - - @param[in] lhs first JSON value to consider - @param[in] rhs second JSON value to consider - @return whether @a lhs is less than @a rhs - - @complexity Linear. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @liveexample{The example demonstrates comparing several JSON - types.,operator__less} - - @since version 1.0.0 - */ - friend bool operator<(const_reference lhs, const_reference rhs) noexcept - { - const auto lhs_type = lhs.type(); - const auto rhs_type = rhs.type(); - - if (lhs_type == rhs_type) - { - switch (lhs_type) - { - case value_t::array: - // note parentheses are necessary, see - // https://github.com/nlohmann/json/issues/1530 - return (*lhs.m_value.array) < (*rhs.m_value.array); - - case value_t::object: - return (*lhs.m_value.object) < (*rhs.m_value.object); - - case value_t::null: - return false; - - case value_t::string: - return (*lhs.m_value.string) < (*rhs.m_value.string); - - case value_t::boolean: - return (lhs.m_value.boolean) < (rhs.m_value.boolean); - - case value_t::number_integer: - return (lhs.m_value.number_integer) < (rhs.m_value.number_integer); - - case value_t::number_unsigned: - return (lhs.m_value.number_unsigned) < (rhs.m_value.number_unsigned); - - case value_t::number_float: - return (lhs.m_value.number_float) < (rhs.m_value.number_float); - - case value_t::binary: - return (*lhs.m_value.binary) < (*rhs.m_value.binary); - - default: - return false; - } - } - else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_float) - { - return static_cast(lhs.m_value.number_integer) < rhs.m_value.number_float; - } - else if (lhs_type == value_t::number_float && rhs_type == value_t::number_integer) - { - return lhs.m_value.number_float < static_cast(rhs.m_value.number_integer); - } - else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_float) - { - return static_cast(lhs.m_value.number_unsigned) < rhs.m_value.number_float; - } - else if (lhs_type == value_t::number_float && rhs_type == value_t::number_unsigned) - { - return lhs.m_value.number_float < static_cast(rhs.m_value.number_unsigned); - } - else if (lhs_type == value_t::number_integer && rhs_type == value_t::number_unsigned) - { - return lhs.m_value.number_integer < static_cast(rhs.m_value.number_unsigned); - } - else if (lhs_type == value_t::number_unsigned && rhs_type == value_t::number_integer) - { - return static_cast(lhs.m_value.number_unsigned) < rhs.m_value.number_integer; - } - - // We only reach this line if we cannot compare values. In that case, - // we compare types. Note we have to call the operator explicitly, - // because MSVC has problems otherwise. - return operator<(lhs_type, rhs_type); - } - - /*! - @brief comparison: less than - @copydoc operator<(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator<(const_reference lhs, const ScalarType rhs) noexcept - { - return lhs < basic_json(rhs); - } - - /*! - @brief comparison: less than - @copydoc operator<(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator<(const ScalarType lhs, const_reference rhs) noexcept - { - return basic_json(lhs) < rhs; - } - - /*! - @brief comparison: less than or equal - - Compares whether one JSON value @a lhs is less than or equal to another - JSON value by calculating `not (rhs < lhs)`. - - @param[in] lhs first JSON value to consider - @param[in] rhs second JSON value to consider - @return whether @a lhs is less than or equal to @a rhs - - @complexity Linear. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @liveexample{The example demonstrates comparing several JSON - types.,operator__greater} - - @since version 1.0.0 - */ - friend bool operator<=(const_reference lhs, const_reference rhs) noexcept - { - return !(rhs < lhs); - } - - /*! - @brief comparison: less than or equal - @copydoc operator<=(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator<=(const_reference lhs, const ScalarType rhs) noexcept - { - return lhs <= basic_json(rhs); - } - - /*! - @brief comparison: less than or equal - @copydoc operator<=(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator<=(const ScalarType lhs, const_reference rhs) noexcept - { - return basic_json(lhs) <= rhs; - } - - /*! - @brief comparison: greater than - - Compares whether one JSON value @a lhs is greater than another - JSON value by calculating `not (lhs <= rhs)`. - - @param[in] lhs first JSON value to consider - @param[in] rhs second JSON value to consider - @return whether @a lhs is greater than to @a rhs - - @complexity Linear. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @liveexample{The example demonstrates comparing several JSON - types.,operator__lessequal} - - @since version 1.0.0 - */ - friend bool operator>(const_reference lhs, const_reference rhs) noexcept - { - return !(lhs <= rhs); - } - - /*! - @brief comparison: greater than - @copydoc operator>(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator>(const_reference lhs, const ScalarType rhs) noexcept - { - return lhs > basic_json(rhs); - } - - /*! - @brief comparison: greater than - @copydoc operator>(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator>(const ScalarType lhs, const_reference rhs) noexcept - { - return basic_json(lhs) > rhs; - } - - /*! - @brief comparison: greater than or equal - - Compares whether one JSON value @a lhs is greater than or equal to another - JSON value by calculating `not (lhs < rhs)`. - - @param[in] lhs first JSON value to consider - @param[in] rhs second JSON value to consider - @return whether @a lhs is greater than or equal to @a rhs - - @complexity Linear. - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @liveexample{The example demonstrates comparing several JSON - types.,operator__greaterequal} - - @since version 1.0.0 - */ - friend bool operator>=(const_reference lhs, const_reference rhs) noexcept - { - return !(lhs < rhs); - } - - /*! - @brief comparison: greater than or equal - @copydoc operator>=(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator>=(const_reference lhs, const ScalarType rhs) noexcept - { - return lhs >= basic_json(rhs); - } - - /*! - @brief comparison: greater than or equal - @copydoc operator>=(const_reference, const_reference) - */ - template::value, int>::type = 0> - friend bool operator>=(const ScalarType lhs, const_reference rhs) noexcept - { - return basic_json(lhs) >= rhs; - } - - /// @} - - /////////////////// - // serialization // - /////////////////// - - /// @name serialization - /// @{ - - /*! - @brief serialize to stream - - Serialize the given JSON value @a j to the output stream @a o. The JSON - value will be serialized using the @ref dump member function. - - - The indentation of the output can be controlled with the member variable - `width` of the output stream @a o. For instance, using the manipulator - `std::setw(4)` on @a o sets the indentation level to `4` and the - serialization result is the same as calling `dump(4)`. - - - The indentation character can be controlled with the member variable - `fill` of the output stream @a o. For instance, the manipulator - `std::setfill('\\t')` sets indentation to use a tab character rather than - the default space character. - - @param[in,out] o stream to serialize to - @param[in] j JSON value to serialize - - @return the stream @a o - - @throw type_error.316 if a string stored inside the JSON value is not - UTF-8 encoded - - @complexity Linear. - - @liveexample{The example below shows the serialization with different - parameters to `width` to adjust the indentation level.,operator_serialize} - - @since version 1.0.0; indentation character added in version 3.0.0 - */ - friend std::ostream& operator<<(std::ostream& o, const basic_json& j) - { - // read width member and use it as indentation parameter if nonzero - const bool pretty_print = o.width() > 0; - const auto indentation = pretty_print ? o.width() : 0; - - // reset width to 0 for subsequent calls to this stream - o.width(0); - - // do the actual serialization - serializer s(detail::output_adapter(o), o.fill()); - s.dump(j, pretty_print, false, static_cast(indentation)); - return o; - } - - /*! - @brief serialize to stream - @deprecated This stream operator is deprecated and will be removed in - future 4.0.0 of the library. Please use - @ref operator<<(std::ostream&, const basic_json&) - instead; that is, replace calls like `j >> o;` with `o << j;`. - @since version 1.0.0; deprecated since version 3.0.0 - */ - JSON_HEDLEY_DEPRECATED_FOR(3.0.0, operator<<(std::ostream&, const basic_json&)) - friend std::ostream& operator>>(const basic_json& j, std::ostream& o) - { - return o << j; - } - - /// @} - - - ///////////////////// - // deserialization // - ///////////////////// - - /// @name deserialization - /// @{ - - /*! - @brief deserialize from a compatible input - - @tparam InputType A compatible input, for instance - - an std::istream object - - a FILE pointer - - a C-style array of characters - - a pointer to a null-terminated string of single byte characters - - an object obj for which begin(obj) and end(obj) produces a valid pair of - iterators. - - @param[in] i input to read from - @param[in] cb a parser callback function of type @ref parser_callback_t - which is used to control the deserialization by filtering unwanted values - (optional) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - @param[in] ignore_comments whether comments should be ignored and treated - like whitespace (true) or yield a parse error (true); (optional, false by - default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.101 if a parse error occurs; example: `""unexpected end - of input; expected string literal""` - @throw parse_error.102 if to_unicode fails or surrogate error - @throw parse_error.103 if to_unicode fails - - @complexity Linear in the length of the input. The parser is a predictive - LL(1) parser. The complexity can be higher if the parser callback function - @a cb or reading from the input @a i has a super-linear complexity. - - @note A UTF-8 byte order mark is silently ignored. - - @liveexample{The example below demonstrates the `parse()` function reading - from an array.,parse__array__parser_callback_t} - - @liveexample{The example below demonstrates the `parse()` function with - and without callback function.,parse__string__parser_callback_t} - - @liveexample{The example below demonstrates the `parse()` function with - and without callback function.,parse__istream__parser_callback_t} - - @liveexample{The example below demonstrates the `parse()` function reading - from a contiguous container.,parse__contiguouscontainer__parser_callback_t} - - @since version 2.0.3 (contiguous containers); version 3.9.0 allowed to - ignore comments. - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json parse(InputType&& i, - const parser_callback_t cb = nullptr, - const bool allow_exceptions = true, - const bool ignore_comments = false) - { - basic_json result; - parser(detail::input_adapter(std::forward(i)), cb, allow_exceptions, ignore_comments).parse(true, result); - return result; - } - - /*! - @brief deserialize from a pair of character iterators - - The value_type of the iterator must be a integral type with size of 1, 2 or - 4 bytes, which will be interpreted respectively as UTF-8, UTF-16 and UTF-32. - - @param[in] first iterator to start of character range - @param[in] last iterator to end of character range - @param[in] cb a parser callback function of type @ref parser_callback_t - which is used to control the deserialization by filtering unwanted values - (optional) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - @param[in] ignore_comments whether comments should be ignored and treated - like whitespace (true) or yield a parse error (true); (optional, false by - default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.101 if a parse error occurs; example: `""unexpected end - of input; expected string literal""` - @throw parse_error.102 if to_unicode fails or surrogate error - @throw parse_error.103 if to_unicode fails - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json parse(IteratorType first, - IteratorType last, - const parser_callback_t cb = nullptr, - const bool allow_exceptions = true, - const bool ignore_comments = false) - { - basic_json result; - parser(detail::input_adapter(std::move(first), std::move(last)), cb, allow_exceptions, ignore_comments).parse(true, result); - return result; - } - - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, parse(ptr, ptr + len)) - static basic_json parse(detail::span_input_adapter&& i, - const parser_callback_t cb = nullptr, - const bool allow_exceptions = true, - const bool ignore_comments = false) - { - basic_json result; - parser(i.get(), cb, allow_exceptions, ignore_comments).parse(true, result); - return result; - } - - /*! - @brief check if the input is valid JSON - - Unlike the @ref parse(InputType&&, const parser_callback_t,const bool) - function, this function neither throws an exception in case of invalid JSON - input (i.e., a parse error) nor creates diagnostic information. - - @tparam InputType A compatible input, for instance - - an std::istream object - - a FILE pointer - - a C-style array of characters - - a pointer to a null-terminated string of single byte characters - - an object obj for which begin(obj) and end(obj) produces a valid pair of - iterators. - - @param[in] i input to read from - @param[in] ignore_comments whether comments should be ignored and treated - like whitespace (true) or yield a parse error (true); (optional, false by - default) - - @return Whether the input read from @a i is valid JSON. - - @complexity Linear in the length of the input. The parser is a predictive - LL(1) parser. - - @note A UTF-8 byte order mark is silently ignored. - - @liveexample{The example below demonstrates the `accept()` function reading - from a string.,accept__string} - */ - template - static bool accept(InputType&& i, - const bool ignore_comments = false) - { - return parser(detail::input_adapter(std::forward(i)), nullptr, false, ignore_comments).accept(true); - } - - template - static bool accept(IteratorType first, IteratorType last, - const bool ignore_comments = false) - { - return parser(detail::input_adapter(std::move(first), std::move(last)), nullptr, false, ignore_comments).accept(true); - } - - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, accept(ptr, ptr + len)) - static bool accept(detail::span_input_adapter&& i, - const bool ignore_comments = false) - { - return parser(i.get(), nullptr, false, ignore_comments).accept(true); - } - - /*! - @brief generate SAX events - - The SAX event lister must follow the interface of @ref json_sax. - - This function reads from a compatible input. Examples are: - - an std::istream object - - a FILE pointer - - a C-style array of characters - - a pointer to a null-terminated string of single byte characters - - an object obj for which begin(obj) and end(obj) produces a valid pair of - iterators. - - @param[in] i input to read from - @param[in,out] sax SAX event listener - @param[in] format the format to parse (JSON, CBOR, MessagePack, or UBJSON) - @param[in] strict whether the input has to be consumed completely - @param[in] ignore_comments whether comments should be ignored and treated - like whitespace (true) or yield a parse error (true); (optional, false by - default); only applies to the JSON file format. - - @return return value of the last processed SAX event - - @throw parse_error.101 if a parse error occurs; example: `""unexpected end - of input; expected string literal""` - @throw parse_error.102 if to_unicode fails or surrogate error - @throw parse_error.103 if to_unicode fails - - @complexity Linear in the length of the input. The parser is a predictive - LL(1) parser. The complexity can be higher if the SAX consumer @a sax has - a super-linear complexity. - - @note A UTF-8 byte order mark is silently ignored. - - @liveexample{The example below demonstrates the `sax_parse()` function - reading from string and processing the events with a user-defined SAX - event consumer.,sax_parse} - - @since version 3.2.0 - */ - template - JSON_HEDLEY_NON_NULL(2) - static bool sax_parse(InputType&& i, SAX* sax, - input_format_t format = input_format_t::json, - const bool strict = true, - const bool ignore_comments = false) - { - auto ia = detail::input_adapter(std::forward(i)); - return format == input_format_t::json - ? parser(std::move(ia), nullptr, true, ignore_comments).sax_parse(sax, strict) - : detail::binary_reader(std::move(ia)).sax_parse(format, sax, strict); - } - - template - JSON_HEDLEY_NON_NULL(3) - static bool sax_parse(IteratorType first, IteratorType last, SAX* sax, - input_format_t format = input_format_t::json, - const bool strict = true, - const bool ignore_comments = false) - { - auto ia = detail::input_adapter(std::move(first), std::move(last)); - return format == input_format_t::json - ? parser(std::move(ia), nullptr, true, ignore_comments).sax_parse(sax, strict) - : detail::binary_reader(std::move(ia)).sax_parse(format, sax, strict); - } - - template - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, sax_parse(ptr, ptr + len, ...)) - JSON_HEDLEY_NON_NULL(2) - static bool sax_parse(detail::span_input_adapter&& i, SAX* sax, - input_format_t format = input_format_t::json, - const bool strict = true, - const bool ignore_comments = false) - { - auto ia = i.get(); - return format == input_format_t::json - ? parser(std::move(ia), nullptr, true, ignore_comments).sax_parse(sax, strict) - : detail::binary_reader(std::move(ia)).sax_parse(format, sax, strict); - } - - /*! - @brief deserialize from stream - @deprecated This stream operator is deprecated and will be removed in - version 4.0.0 of the library. Please use - @ref operator>>(std::istream&, basic_json&) - instead; that is, replace calls like `j << i;` with `i >> j;`. - @since version 1.0.0; deprecated since version 3.0.0 - */ - JSON_HEDLEY_DEPRECATED_FOR(3.0.0, operator>>(std::istream&, basic_json&)) - friend std::istream& operator<<(basic_json& j, std::istream& i) - { - return operator>>(i, j); - } - - /*! - @brief deserialize from stream - - Deserializes an input stream to a JSON value. - - @param[in,out] i input stream to read a serialized JSON value from - @param[in,out] j JSON value to write the deserialized input to - - @throw parse_error.101 in case of an unexpected token - @throw parse_error.102 if to_unicode fails or surrogate error - @throw parse_error.103 if to_unicode fails - - @complexity Linear in the length of the input. The parser is a predictive - LL(1) parser. - - @note A UTF-8 byte order mark is silently ignored. - - @liveexample{The example below shows how a JSON value is constructed by - reading a serialization from a stream.,operator_deserialize} - - @sa parse(std::istream&, const parser_callback_t) for a variant with a - parser callback function to filter values while parsing - - @since version 1.0.0 - */ - friend std::istream& operator>>(std::istream& i, basic_json& j) - { - parser(detail::input_adapter(i)).parse(false, j); - return i; - } - - /// @} - - /////////////////////////// - // convenience functions // - /////////////////////////// - - /*! - @brief return the type as string - - Returns the type name as string to be used in error messages - usually to - indicate that a function was called on a wrong JSON type. - - @return a string representation of a the @a m_type member: - Value type | return value - ----------- | ------------- - null | `"null"` - boolean | `"boolean"` - string | `"string"` - number | `"number"` (for all number types) - object | `"object"` - array | `"array"` - binary | `"binary"` - discarded | `"discarded"` - - @exceptionsafety No-throw guarantee: this function never throws exceptions. - - @complexity Constant. - - @liveexample{The following code exemplifies `type_name()` for all JSON - types.,type_name} - - @sa @ref type() -- return the type of the JSON value - @sa @ref operator value_t() -- return the type of the JSON value (implicit) - - @since version 1.0.0, public since 2.1.0, `const char*` and `noexcept` - since 3.0.0 - */ - JSON_HEDLEY_RETURNS_NON_NULL - const char* type_name() const noexcept - { - { - switch (m_type) - { - case value_t::null: - return "null"; - case value_t::object: - return "object"; - case value_t::array: - return "array"; - case value_t::string: - return "string"; - case value_t::boolean: - return "boolean"; - case value_t::binary: - return "binary"; - case value_t::discarded: - return "discarded"; - default: - return "number"; - } - } - } - - - private: - ////////////////////// - // member variables // - ////////////////////// - - /// the type of the current element - value_t m_type = value_t::null; - - /// the value of the current element - json_value m_value = {}; - - ////////////////////////////////////////// - // binary serialization/deserialization // - ////////////////////////////////////////// - - /// @name binary serialization/deserialization support - /// @{ - - public: - /*! - @brief create a CBOR serialization of a given JSON value - - Serializes a given JSON value @a j to a byte vector using the CBOR (Concise - Binary Object Representation) serialization format. CBOR is a binary - serialization format which aims to be more compact than JSON itself, yet - more efficient to parse. - - The library uses the following mapping from JSON values types to - CBOR types according to the CBOR specification (RFC 7049): - - JSON value type | value/range | CBOR type | first byte - --------------- | ------------------------------------------ | ---------------------------------- | --------------- - null | `null` | Null | 0xF6 - boolean | `true` | True | 0xF5 - boolean | `false` | False | 0xF4 - number_integer | -9223372036854775808..-2147483649 | Negative integer (8 bytes follow) | 0x3B - number_integer | -2147483648..-32769 | Negative integer (4 bytes follow) | 0x3A - number_integer | -32768..-129 | Negative integer (2 bytes follow) | 0x39 - number_integer | -128..-25 | Negative integer (1 byte follow) | 0x38 - number_integer | -24..-1 | Negative integer | 0x20..0x37 - number_integer | 0..23 | Integer | 0x00..0x17 - number_integer | 24..255 | Unsigned integer (1 byte follow) | 0x18 - number_integer | 256..65535 | Unsigned integer (2 bytes follow) | 0x19 - number_integer | 65536..4294967295 | Unsigned integer (4 bytes follow) | 0x1A - number_integer | 4294967296..18446744073709551615 | Unsigned integer (8 bytes follow) | 0x1B - number_unsigned | 0..23 | Integer | 0x00..0x17 - number_unsigned | 24..255 | Unsigned integer (1 byte follow) | 0x18 - number_unsigned | 256..65535 | Unsigned integer (2 bytes follow) | 0x19 - number_unsigned | 65536..4294967295 | Unsigned integer (4 bytes follow) | 0x1A - number_unsigned | 4294967296..18446744073709551615 | Unsigned integer (8 bytes follow) | 0x1B - number_float | *any value representable by a float* | Single-Precision Float | 0xFA - number_float | *any value NOT representable by a float* | Double-Precision Float | 0xFB - string | *length*: 0..23 | UTF-8 string | 0x60..0x77 - string | *length*: 23..255 | UTF-8 string (1 byte follow) | 0x78 - string | *length*: 256..65535 | UTF-8 string (2 bytes follow) | 0x79 - string | *length*: 65536..4294967295 | UTF-8 string (4 bytes follow) | 0x7A - string | *length*: 4294967296..18446744073709551615 | UTF-8 string (8 bytes follow) | 0x7B - array | *size*: 0..23 | array | 0x80..0x97 - array | *size*: 23..255 | array (1 byte follow) | 0x98 - array | *size*: 256..65535 | array (2 bytes follow) | 0x99 - array | *size*: 65536..4294967295 | array (4 bytes follow) | 0x9A - array | *size*: 4294967296..18446744073709551615 | array (8 bytes follow) | 0x9B - object | *size*: 0..23 | map | 0xA0..0xB7 - object | *size*: 23..255 | map (1 byte follow) | 0xB8 - object | *size*: 256..65535 | map (2 bytes follow) | 0xB9 - object | *size*: 65536..4294967295 | map (4 bytes follow) | 0xBA - object | *size*: 4294967296..18446744073709551615 | map (8 bytes follow) | 0xBB - binary | *size*: 0..23 | byte string | 0x40..0x57 - binary | *size*: 23..255 | byte string (1 byte follow) | 0x58 - binary | *size*: 256..65535 | byte string (2 bytes follow) | 0x59 - binary | *size*: 65536..4294967295 | byte string (4 bytes follow) | 0x5A - binary | *size*: 4294967296..18446744073709551615 | byte string (8 bytes follow) | 0x5B - - @note The mapping is **complete** in the sense that any JSON value type - can be converted to a CBOR value. - - @note If NaN or Infinity are stored inside a JSON number, they are - serialized properly. This behavior differs from the @ref dump() - function which serializes NaN or Infinity to `null`. - - @note The following CBOR types are not used in the conversion: - - UTF-8 strings terminated by "break" (0x7F) - - arrays terminated by "break" (0x9F) - - maps terminated by "break" (0xBF) - - byte strings terminated by "break" (0x5F) - - date/time (0xC0..0xC1) - - bignum (0xC2..0xC3) - - decimal fraction (0xC4) - - bigfloat (0xC5) - - expected conversions (0xD5..0xD7) - - simple values (0xE0..0xF3, 0xF8) - - undefined (0xF7) - - half-precision floats (0xF9) - - break (0xFF) - - @param[in] j JSON value to serialize - @return CBOR serialization as byte vector - - @complexity Linear in the size of the JSON value @a j. - - @liveexample{The example shows the serialization of a JSON value to a byte - vector in CBOR format.,to_cbor} - - @sa http://cbor.io - @sa @ref from_cbor(detail::input_adapter&&, const bool, const bool, const cbor_tag_handler_t) for the - analogous deserialization - @sa @ref to_msgpack(const basic_json&) for the related MessagePack format - @sa @ref to_ubjson(const basic_json&, const bool, const bool) for the - related UBJSON format - - @since version 2.0.9; compact representation of floating-point numbers - since version 3.8.0 - */ - static std::vector to_cbor(const basic_json& j) - { - std::vector result; - to_cbor(j, result); - return result; - } - - static void to_cbor(const basic_json& j, detail::output_adapter o) - { - binary_writer(o).write_cbor(j); - } - - static void to_cbor(const basic_json& j, detail::output_adapter o) - { - binary_writer(o).write_cbor(j); - } - - /*! - @brief create a MessagePack serialization of a given JSON value - - Serializes a given JSON value @a j to a byte vector using the MessagePack - serialization format. MessagePack is a binary serialization format which - aims to be more compact than JSON itself, yet more efficient to parse. - - The library uses the following mapping from JSON values types to - MessagePack types according to the MessagePack specification: - - JSON value type | value/range | MessagePack type | first byte - --------------- | --------------------------------- | ---------------- | ---------- - null | `null` | nil | 0xC0 - boolean | `true` | true | 0xC3 - boolean | `false` | false | 0xC2 - number_integer | -9223372036854775808..-2147483649 | int64 | 0xD3 - number_integer | -2147483648..-32769 | int32 | 0xD2 - number_integer | -32768..-129 | int16 | 0xD1 - number_integer | -128..-33 | int8 | 0xD0 - number_integer | -32..-1 | negative fixint | 0xE0..0xFF - number_integer | 0..127 | positive fixint | 0x00..0x7F - number_integer | 128..255 | uint 8 | 0xCC - number_integer | 256..65535 | uint 16 | 0xCD - number_integer | 65536..4294967295 | uint 32 | 0xCE - number_integer | 4294967296..18446744073709551615 | uint 64 | 0xCF - number_unsigned | 0..127 | positive fixint | 0x00..0x7F - number_unsigned | 128..255 | uint 8 | 0xCC - number_unsigned | 256..65535 | uint 16 | 0xCD - number_unsigned | 65536..4294967295 | uint 32 | 0xCE - number_unsigned | 4294967296..18446744073709551615 | uint 64 | 0xCF - number_float | *any value representable by a float* | float 32 | 0xCA - number_float | *any value NOT representable by a float* | float 64 | 0xCB - string | *length*: 0..31 | fixstr | 0xA0..0xBF - string | *length*: 32..255 | str 8 | 0xD9 - string | *length*: 256..65535 | str 16 | 0xDA - string | *length*: 65536..4294967295 | str 32 | 0xDB - array | *size*: 0..15 | fixarray | 0x90..0x9F - array | *size*: 16..65535 | array 16 | 0xDC - array | *size*: 65536..4294967295 | array 32 | 0xDD - object | *size*: 0..15 | fix map | 0x80..0x8F - object | *size*: 16..65535 | map 16 | 0xDE - object | *size*: 65536..4294967295 | map 32 | 0xDF - binary | *size*: 0..255 | bin 8 | 0xC4 - binary | *size*: 256..65535 | bin 16 | 0xC5 - binary | *size*: 65536..4294967295 | bin 32 | 0xC6 - - @note The mapping is **complete** in the sense that any JSON value type - can be converted to a MessagePack value. - - @note The following values can **not** be converted to a MessagePack value: - - strings with more than 4294967295 bytes - - byte strings with more than 4294967295 bytes - - arrays with more than 4294967295 elements - - objects with more than 4294967295 elements - - @note Any MessagePack output created @ref to_msgpack can be successfully - parsed by @ref from_msgpack. - - @note If NaN or Infinity are stored inside a JSON number, they are - serialized properly. This behavior differs from the @ref dump() - function which serializes NaN or Infinity to `null`. - - @param[in] j JSON value to serialize - @return MessagePack serialization as byte vector - - @complexity Linear in the size of the JSON value @a j. - - @liveexample{The example shows the serialization of a JSON value to a byte - vector in MessagePack format.,to_msgpack} - - @sa http://msgpack.org - @sa @ref from_msgpack for the analogous deserialization - @sa @ref to_cbor(const basic_json& for the related CBOR format - @sa @ref to_ubjson(const basic_json&, const bool, const bool) for the - related UBJSON format - - @since version 2.0.9 - */ - static std::vector to_msgpack(const basic_json& j) - { - std::vector result; - to_msgpack(j, result); - return result; - } - - static void to_msgpack(const basic_json& j, detail::output_adapter o) - { - binary_writer(o).write_msgpack(j); - } - - static void to_msgpack(const basic_json& j, detail::output_adapter o) - { - binary_writer(o).write_msgpack(j); - } - - /*! - @brief create a UBJSON serialization of a given JSON value - - Serializes a given JSON value @a j to a byte vector using the UBJSON - (Universal Binary JSON) serialization format. UBJSON aims to be more compact - than JSON itself, yet more efficient to parse. - - The library uses the following mapping from JSON values types to - UBJSON types according to the UBJSON specification: - - JSON value type | value/range | UBJSON type | marker - --------------- | --------------------------------- | ----------- | ------ - null | `null` | null | `Z` - boolean | `true` | true | `T` - boolean | `false` | false | `F` - number_integer | -9223372036854775808..-2147483649 | int64 | `L` - number_integer | -2147483648..-32769 | int32 | `l` - number_integer | -32768..-129 | int16 | `I` - number_integer | -128..127 | int8 | `i` - number_integer | 128..255 | uint8 | `U` - number_integer | 256..32767 | int16 | `I` - number_integer | 32768..2147483647 | int32 | `l` - number_integer | 2147483648..9223372036854775807 | int64 | `L` - number_unsigned | 0..127 | int8 | `i` - number_unsigned | 128..255 | uint8 | `U` - number_unsigned | 256..32767 | int16 | `I` - number_unsigned | 32768..2147483647 | int32 | `l` - number_unsigned | 2147483648..9223372036854775807 | int64 | `L` - number_unsigned | 2147483649..18446744073709551615 | high-precision | `H` - number_float | *any value* | float64 | `D` - string | *with shortest length indicator* | string | `S` - array | *see notes on optimized format* | array | `[` - object | *see notes on optimized format* | map | `{` - - @note The mapping is **complete** in the sense that any JSON value type - can be converted to a UBJSON value. - - @note The following values can **not** be converted to a UBJSON value: - - strings with more than 9223372036854775807 bytes (theoretical) - - @note The following markers are not used in the conversion: - - `Z`: no-op values are not created. - - `C`: single-byte strings are serialized with `S` markers. - - @note Any UBJSON output created @ref to_ubjson can be successfully parsed - by @ref from_ubjson. - - @note If NaN or Infinity are stored inside a JSON number, they are - serialized properly. This behavior differs from the @ref dump() - function which serializes NaN or Infinity to `null`. - - @note The optimized formats for containers are supported: Parameter - @a use_size adds size information to the beginning of a container and - removes the closing marker. Parameter @a use_type further checks - whether all elements of a container have the same type and adds the - type marker to the beginning of the container. The @a use_type - parameter must only be used together with @a use_size = true. Note - that @a use_size = true alone may result in larger representations - - the benefit of this parameter is that the receiving side is - immediately informed on the number of elements of the container. - - @note If the JSON data contains the binary type, the value stored is a list - of integers, as suggested by the UBJSON documentation. In particular, - this means that serialization and the deserialization of a JSON - containing binary values into UBJSON and back will result in a - different JSON object. - - @param[in] j JSON value to serialize - @param[in] use_size whether to add size annotations to container types - @param[in] use_type whether to add type annotations to container types - (must be combined with @a use_size = true) - @return UBJSON serialization as byte vector - - @complexity Linear in the size of the JSON value @a j. - - @liveexample{The example shows the serialization of a JSON value to a byte - vector in UBJSON format.,to_ubjson} - - @sa http://ubjson.org - @sa @ref from_ubjson(detail::input_adapter&&, const bool, const bool) for the - analogous deserialization - @sa @ref to_cbor(const basic_json& for the related CBOR format - @sa @ref to_msgpack(const basic_json&) for the related MessagePack format - - @since version 3.1.0 - */ - static std::vector to_ubjson(const basic_json& j, - const bool use_size = false, - const bool use_type = false) - { - std::vector result; - to_ubjson(j, result, use_size, use_type); - return result; - } - - static void to_ubjson(const basic_json& j, detail::output_adapter o, - const bool use_size = false, const bool use_type = false) - { - binary_writer(o).write_ubjson(j, use_size, use_type); - } - - static void to_ubjson(const basic_json& j, detail::output_adapter o, - const bool use_size = false, const bool use_type = false) - { - binary_writer(o).write_ubjson(j, use_size, use_type); - } - - - /*! - @brief Serializes the given JSON object `j` to BSON and returns a vector - containing the corresponding BSON-representation. - - BSON (Binary JSON) is a binary format in which zero or more ordered key/value pairs are - stored as a single entity (a so-called document). - - The library uses the following mapping from JSON values types to BSON types: - - JSON value type | value/range | BSON type | marker - --------------- | --------------------------------- | ----------- | ------ - null | `null` | null | 0x0A - boolean | `true`, `false` | boolean | 0x08 - number_integer | -9223372036854775808..-2147483649 | int64 | 0x12 - number_integer | -2147483648..2147483647 | int32 | 0x10 - number_integer | 2147483648..9223372036854775807 | int64 | 0x12 - number_unsigned | 0..2147483647 | int32 | 0x10 - number_unsigned | 2147483648..9223372036854775807 | int64 | 0x12 - number_unsigned | 9223372036854775808..18446744073709551615| -- | -- - number_float | *any value* | double | 0x01 - string | *any value* | string | 0x02 - array | *any value* | document | 0x04 - object | *any value* | document | 0x03 - binary | *any value* | binary | 0x05 - - @warning The mapping is **incomplete**, since only JSON-objects (and things - contained therein) can be serialized to BSON. - Also, integers larger than 9223372036854775807 cannot be serialized to BSON, - and the keys may not contain U+0000, since they are serialized a - zero-terminated c-strings. - - @throw out_of_range.407 if `j.is_number_unsigned() && j.get() > 9223372036854775807` - @throw out_of_range.409 if a key in `j` contains a NULL (U+0000) - @throw type_error.317 if `!j.is_object()` - - @pre The input `j` is required to be an object: `j.is_object() == true`. - - @note Any BSON output created via @ref to_bson can be successfully parsed - by @ref from_bson. - - @param[in] j JSON value to serialize - @return BSON serialization as byte vector - - @complexity Linear in the size of the JSON value @a j. - - @liveexample{The example shows the serialization of a JSON value to a byte - vector in BSON format.,to_bson} - - @sa http://bsonspec.org/spec.html - @sa @ref from_bson(detail::input_adapter&&, const bool strict) for the - analogous deserialization - @sa @ref to_ubjson(const basic_json&, const bool, const bool) for the - related UBJSON format - @sa @ref to_cbor(const basic_json&) for the related CBOR format - @sa @ref to_msgpack(const basic_json&) for the related MessagePack format - */ - static std::vector to_bson(const basic_json& j) - { - std::vector result; - to_bson(j, result); - return result; - } - - /*! - @brief Serializes the given JSON object `j` to BSON and forwards the - corresponding BSON-representation to the given output_adapter `o`. - @param j The JSON object to convert to BSON. - @param o The output adapter that receives the binary BSON representation. - @pre The input `j` shall be an object: `j.is_object() == true` - @sa @ref to_bson(const basic_json&) - */ - static void to_bson(const basic_json& j, detail::output_adapter o) - { - binary_writer(o).write_bson(j); - } - - /*! - @copydoc to_bson(const basic_json&, detail::output_adapter) - */ - static void to_bson(const basic_json& j, detail::output_adapter o) - { - binary_writer(o).write_bson(j); - } - - - /*! - @brief create a JSON value from an input in CBOR format - - Deserializes a given input @a i to a JSON value using the CBOR (Concise - Binary Object Representation) serialization format. - - The library maps CBOR types to JSON value types as follows: - - CBOR type | JSON value type | first byte - ---------------------- | --------------- | ---------- - Integer | number_unsigned | 0x00..0x17 - Unsigned integer | number_unsigned | 0x18 - Unsigned integer | number_unsigned | 0x19 - Unsigned integer | number_unsigned | 0x1A - Unsigned integer | number_unsigned | 0x1B - Negative integer | number_integer | 0x20..0x37 - Negative integer | number_integer | 0x38 - Negative integer | number_integer | 0x39 - Negative integer | number_integer | 0x3A - Negative integer | number_integer | 0x3B - Byte string | binary | 0x40..0x57 - Byte string | binary | 0x58 - Byte string | binary | 0x59 - Byte string | binary | 0x5A - Byte string | binary | 0x5B - UTF-8 string | string | 0x60..0x77 - UTF-8 string | string | 0x78 - UTF-8 string | string | 0x79 - UTF-8 string | string | 0x7A - UTF-8 string | string | 0x7B - UTF-8 string | string | 0x7F - array | array | 0x80..0x97 - array | array | 0x98 - array | array | 0x99 - array | array | 0x9A - array | array | 0x9B - array | array | 0x9F - map | object | 0xA0..0xB7 - map | object | 0xB8 - map | object | 0xB9 - map | object | 0xBA - map | object | 0xBB - map | object | 0xBF - False | `false` | 0xF4 - True | `true` | 0xF5 - Null | `null` | 0xF6 - Half-Precision Float | number_float | 0xF9 - Single-Precision Float | number_float | 0xFA - Double-Precision Float | number_float | 0xFB - - @warning The mapping is **incomplete** in the sense that not all CBOR - types can be converted to a JSON value. The following CBOR types - are not supported and will yield parse errors (parse_error.112): - - date/time (0xC0..0xC1) - - bignum (0xC2..0xC3) - - decimal fraction (0xC4) - - bigfloat (0xC5) - - expected conversions (0xD5..0xD7) - - simple values (0xE0..0xF3, 0xF8) - - undefined (0xF7) - - @warning CBOR allows map keys of any type, whereas JSON only allows - strings as keys in object values. Therefore, CBOR maps with keys - other than UTF-8 strings are rejected (parse_error.113). - - @note Any CBOR output created @ref to_cbor can be successfully parsed by - @ref from_cbor. - - @param[in] i an input in CBOR format convertible to an input adapter - @param[in] strict whether to expect the input to be consumed until EOF - (true by default) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - @param[in] tag_handler how to treat CBOR tags (optional, error by default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.110 if the given input ends prematurely or the end of - file was not reached when @a strict was set to true - @throw parse_error.112 if unsupported features from CBOR were - used in the given input @a v or if the input is not valid CBOR - @throw parse_error.113 if a string was expected as map key, but not found - - @complexity Linear in the size of the input @a i. - - @liveexample{The example shows the deserialization of a byte vector in CBOR - format to a JSON value.,from_cbor} - - @sa http://cbor.io - @sa @ref to_cbor(const basic_json&) for the analogous serialization - @sa @ref from_msgpack(detail::input_adapter&&, const bool, const bool) for the - related MessagePack format - @sa @ref from_ubjson(detail::input_adapter&&, const bool, const bool) for the - related UBJSON format - - @since version 2.0.9; parameter @a start_index since 2.1.1; changed to - consume input adapters, removed start_index parameter, and added - @a strict parameter since 3.0.0; added @a allow_exceptions parameter - since 3.2.0; added @a tag_handler parameter since 3.9.0. - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_cbor(InputType&& i, - const bool strict = true, - const bool allow_exceptions = true, - const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::forward(i)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict, tag_handler); - return res ? result : basic_json(value_t::discarded); - } - - /*! - @copydoc from_cbor(detail::input_adapter&&, const bool, const bool, const cbor_tag_handler_t) - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_cbor(IteratorType first, IteratorType last, - const bool strict = true, - const bool allow_exceptions = true, - const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::move(first), std::move(last)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict, tag_handler); - return res ? result : basic_json(value_t::discarded); - } - - template - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_cbor(ptr, ptr + len)) - static basic_json from_cbor(const T* ptr, std::size_t len, - const bool strict = true, - const bool allow_exceptions = true, - const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error) - { - return from_cbor(ptr, ptr + len, strict, allow_exceptions, tag_handler); - } - - - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_cbor(ptr, ptr + len)) - static basic_json from_cbor(detail::span_input_adapter&& i, - const bool strict = true, - const bool allow_exceptions = true, - const cbor_tag_handler_t tag_handler = cbor_tag_handler_t::error) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = i.get(); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::cbor, &sdp, strict, tag_handler); - return res ? result : basic_json(value_t::discarded); - } - - /*! - @brief create a JSON value from an input in MessagePack format - - Deserializes a given input @a i to a JSON value using the MessagePack - serialization format. - - The library maps MessagePack types to JSON value types as follows: - - MessagePack type | JSON value type | first byte - ---------------- | --------------- | ---------- - positive fixint | number_unsigned | 0x00..0x7F - fixmap | object | 0x80..0x8F - fixarray | array | 0x90..0x9F - fixstr | string | 0xA0..0xBF - nil | `null` | 0xC0 - false | `false` | 0xC2 - true | `true` | 0xC3 - float 32 | number_float | 0xCA - float 64 | number_float | 0xCB - uint 8 | number_unsigned | 0xCC - uint 16 | number_unsigned | 0xCD - uint 32 | number_unsigned | 0xCE - uint 64 | number_unsigned | 0xCF - int 8 | number_integer | 0xD0 - int 16 | number_integer | 0xD1 - int 32 | number_integer | 0xD2 - int 64 | number_integer | 0xD3 - str 8 | string | 0xD9 - str 16 | string | 0xDA - str 32 | string | 0xDB - array 16 | array | 0xDC - array 32 | array | 0xDD - map 16 | object | 0xDE - map 32 | object | 0xDF - bin 8 | binary | 0xC4 - bin 16 | binary | 0xC5 - bin 32 | binary | 0xC6 - ext 8 | binary | 0xC7 - ext 16 | binary | 0xC8 - ext 32 | binary | 0xC9 - fixext 1 | binary | 0xD4 - fixext 2 | binary | 0xD5 - fixext 4 | binary | 0xD6 - fixext 8 | binary | 0xD7 - fixext 16 | binary | 0xD8 - negative fixint | number_integer | 0xE0-0xFF - - @note Any MessagePack output created @ref to_msgpack can be successfully - parsed by @ref from_msgpack. - - @param[in] i an input in MessagePack format convertible to an input - adapter - @param[in] strict whether to expect the input to be consumed until EOF - (true by default) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.110 if the given input ends prematurely or the end of - file was not reached when @a strict was set to true - @throw parse_error.112 if unsupported features from MessagePack were - used in the given input @a i or if the input is not valid MessagePack - @throw parse_error.113 if a string was expected as map key, but not found - - @complexity Linear in the size of the input @a i. - - @liveexample{The example shows the deserialization of a byte vector in - MessagePack format to a JSON value.,from_msgpack} - - @sa http://msgpack.org - @sa @ref to_msgpack(const basic_json&) for the analogous serialization - @sa @ref from_cbor(detail::input_adapter&&, const bool, const bool, const cbor_tag_handler_t) for the - related CBOR format - @sa @ref from_ubjson(detail::input_adapter&&, const bool, const bool) for - the related UBJSON format - @sa @ref from_bson(detail::input_adapter&&, const bool, const bool) for - the related BSON format - - @since version 2.0.9; parameter @a start_index since 2.1.1; changed to - consume input adapters, removed start_index parameter, and added - @a strict parameter since 3.0.0; added @a allow_exceptions parameter - since 3.2.0 - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_msgpack(InputType&& i, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::forward(i)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - /*! - @copydoc from_msgpack(detail::input_adapter&&, const bool, const bool) - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_msgpack(IteratorType first, IteratorType last, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::move(first), std::move(last)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - - template - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_msgpack(ptr, ptr + len)) - static basic_json from_msgpack(const T* ptr, std::size_t len, - const bool strict = true, - const bool allow_exceptions = true) - { - return from_msgpack(ptr, ptr + len, strict, allow_exceptions); - } - - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_msgpack(ptr, ptr + len)) - static basic_json from_msgpack(detail::span_input_adapter&& i, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = i.get(); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::msgpack, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - - /*! - @brief create a JSON value from an input in UBJSON format - - Deserializes a given input @a i to a JSON value using the UBJSON (Universal - Binary JSON) serialization format. - - The library maps UBJSON types to JSON value types as follows: - - UBJSON type | JSON value type | marker - ----------- | --------------------------------------- | ------ - no-op | *no value, next value is read* | `N` - null | `null` | `Z` - false | `false` | `F` - true | `true` | `T` - float32 | number_float | `d` - float64 | number_float | `D` - uint8 | number_unsigned | `U` - int8 | number_integer | `i` - int16 | number_integer | `I` - int32 | number_integer | `l` - int64 | number_integer | `L` - high-precision number | number_integer, number_unsigned, or number_float - depends on number string | 'H' - string | string | `S` - char | string | `C` - array | array (optimized values are supported) | `[` - object | object (optimized values are supported) | `{` - - @note The mapping is **complete** in the sense that any UBJSON value can - be converted to a JSON value. - - @param[in] i an input in UBJSON format convertible to an input adapter - @param[in] strict whether to expect the input to be consumed until EOF - (true by default) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.110 if the given input ends prematurely or the end of - file was not reached when @a strict was set to true - @throw parse_error.112 if a parse error occurs - @throw parse_error.113 if a string could not be parsed successfully - - @complexity Linear in the size of the input @a i. - - @liveexample{The example shows the deserialization of a byte vector in - UBJSON format to a JSON value.,from_ubjson} - - @sa http://ubjson.org - @sa @ref to_ubjson(const basic_json&, const bool, const bool) for the - analogous serialization - @sa @ref from_cbor(detail::input_adapter&&, const bool, const bool, const cbor_tag_handler_t) for the - related CBOR format - @sa @ref from_msgpack(detail::input_adapter&&, const bool, const bool) for - the related MessagePack format - @sa @ref from_bson(detail::input_adapter&&, const bool, const bool) for - the related BSON format - - @since version 3.1.0; added @a allow_exceptions parameter since 3.2.0 - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_ubjson(InputType&& i, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::forward(i)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - /*! - @copydoc from_ubjson(detail::input_adapter&&, const bool, const bool) - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_ubjson(IteratorType first, IteratorType last, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::move(first), std::move(last)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - template - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_ubjson(ptr, ptr + len)) - static basic_json from_ubjson(const T* ptr, std::size_t len, - const bool strict = true, - const bool allow_exceptions = true) - { - return from_ubjson(ptr, ptr + len, strict, allow_exceptions); - } - - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_ubjson(ptr, ptr + len)) - static basic_json from_ubjson(detail::span_input_adapter&& i, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = i.get(); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::ubjson, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - - /*! - @brief Create a JSON value from an input in BSON format - - Deserializes a given input @a i to a JSON value using the BSON (Binary JSON) - serialization format. - - The library maps BSON record types to JSON value types as follows: - - BSON type | BSON marker byte | JSON value type - --------------- | ---------------- | --------------------------- - double | 0x01 | number_float - string | 0x02 | string - document | 0x03 | object - array | 0x04 | array - binary | 0x05 | still unsupported - undefined | 0x06 | still unsupported - ObjectId | 0x07 | still unsupported - boolean | 0x08 | boolean - UTC Date-Time | 0x09 | still unsupported - null | 0x0A | null - Regular Expr. | 0x0B | still unsupported - DB Pointer | 0x0C | still unsupported - JavaScript Code | 0x0D | still unsupported - Symbol | 0x0E | still unsupported - JavaScript Code | 0x0F | still unsupported - int32 | 0x10 | number_integer - Timestamp | 0x11 | still unsupported - 128-bit decimal float | 0x13 | still unsupported - Max Key | 0x7F | still unsupported - Min Key | 0xFF | still unsupported - - @warning The mapping is **incomplete**. The unsupported mappings - are indicated in the table above. - - @param[in] i an input in BSON format convertible to an input adapter - @param[in] strict whether to expect the input to be consumed until EOF - (true by default) - @param[in] allow_exceptions whether to throw exceptions in case of a - parse error (optional, true by default) - - @return deserialized JSON value; in case of a parse error and - @a allow_exceptions set to `false`, the return value will be - value_t::discarded. - - @throw parse_error.114 if an unsupported BSON record type is encountered - - @complexity Linear in the size of the input @a i. - - @liveexample{The example shows the deserialization of a byte vector in - BSON format to a JSON value.,from_bson} - - @sa http://bsonspec.org/spec.html - @sa @ref to_bson(const basic_json&) for the analogous serialization - @sa @ref from_cbor(detail::input_adapter&&, const bool, const bool, const cbor_tag_handler_t) for the - related CBOR format - @sa @ref from_msgpack(detail::input_adapter&&, const bool, const bool) for - the related MessagePack format - @sa @ref from_ubjson(detail::input_adapter&&, const bool, const bool) for the - related UBJSON format - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_bson(InputType&& i, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::forward(i)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - /*! - @copydoc from_bson(detail::input_adapter&&, const bool, const bool) - */ - template - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json from_bson(IteratorType first, IteratorType last, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = detail::input_adapter(std::move(first), std::move(last)); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - - template - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_bson(ptr, ptr + len)) - static basic_json from_bson(const T* ptr, std::size_t len, - const bool strict = true, - const bool allow_exceptions = true) - { - return from_bson(ptr, ptr + len, strict, allow_exceptions); - } - - JSON_HEDLEY_WARN_UNUSED_RESULT - JSON_HEDLEY_DEPRECATED_FOR(3.8.0, from_bson(ptr, ptr + len)) - static basic_json from_bson(detail::span_input_adapter&& i, - const bool strict = true, - const bool allow_exceptions = true) - { - basic_json result; - detail::json_sax_dom_parser sdp(result, allow_exceptions); - auto ia = i.get(); - const bool res = binary_reader(std::move(ia)).sax_parse(input_format_t::bson, &sdp, strict); - return res ? result : basic_json(value_t::discarded); - } - /// @} - - ////////////////////////// - // JSON Pointer support // - ////////////////////////// - - /// @name JSON Pointer functions - /// @{ - - /*! - @brief access specified element via JSON Pointer - - Uses a JSON pointer to retrieve a reference to the respective JSON value. - No bound checking is performed. Similar to @ref operator[](const typename - object_t::key_type&), `null` values are created in arrays and objects if - necessary. - - In particular: - - If the JSON pointer points to an object key that does not exist, it - is created an filled with a `null` value before a reference to it - is returned. - - If the JSON pointer points to an array index that does not exist, it - is created an filled with a `null` value before a reference to it - is returned. All indices between the current maximum and the given - index are also filled with `null`. - - The special value `-` is treated as a synonym for the index past the - end. - - @param[in] ptr a JSON pointer - - @return reference to the element pointed to by @a ptr - - @complexity Constant. - - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - @throw out_of_range.404 if the JSON pointer can not be resolved - - @liveexample{The behavior is shown in the example.,operatorjson_pointer} - - @since version 2.0.0 - */ - reference operator[](const json_pointer& ptr) - { - return ptr.get_unchecked(this); - } - - /*! - @brief access specified element via JSON Pointer - - Uses a JSON pointer to retrieve a reference to the respective JSON value. - No bound checking is performed. The function does not change the JSON - value; no `null` values are created. In particular, the special value - `-` yields an exception. - - @param[in] ptr JSON pointer to the desired element - - @return const reference to the element pointed to by @a ptr - - @complexity Constant. - - @throw parse_error.106 if an array index begins with '0' - @throw parse_error.109 if an array index was not a number - @throw out_of_range.402 if the array index '-' is used - @throw out_of_range.404 if the JSON pointer can not be resolved - - @liveexample{The behavior is shown in the example.,operatorjson_pointer_const} - - @since version 2.0.0 - */ - const_reference operator[](const json_pointer& ptr) const - { - return ptr.get_unchecked(this); - } - - /*! - @brief access specified element via JSON Pointer - - Returns a reference to the element at with specified JSON pointer @a ptr, - with bounds checking. - - @param[in] ptr JSON pointer to the desired element - - @return reference to the element pointed to by @a ptr - - @throw parse_error.106 if an array index in the passed JSON pointer @a ptr - begins with '0'. See example below. - - @throw parse_error.109 if an array index in the passed JSON pointer @a ptr - is not a number. See example below. - - @throw out_of_range.401 if an array index in the passed JSON pointer @a ptr - is out of range. See example below. - - @throw out_of_range.402 if the array index '-' is used in the passed JSON - pointer @a ptr. As `at` provides checked access (and no elements are - implicitly inserted), the index '-' is always invalid. See example below. - - @throw out_of_range.403 if the JSON pointer describes a key of an object - which cannot be found. See example below. - - @throw out_of_range.404 if the JSON pointer @a ptr can not be resolved. - See example below. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Constant. - - @since version 2.0.0 - - @liveexample{The behavior is shown in the example.,at_json_pointer} - */ - reference at(const json_pointer& ptr) - { - return ptr.get_checked(this); - } - - /*! - @brief access specified element via JSON Pointer - - Returns a const reference to the element at with specified JSON pointer @a - ptr, with bounds checking. - - @param[in] ptr JSON pointer to the desired element - - @return reference to the element pointed to by @a ptr - - @throw parse_error.106 if an array index in the passed JSON pointer @a ptr - begins with '0'. See example below. - - @throw parse_error.109 if an array index in the passed JSON pointer @a ptr - is not a number. See example below. - - @throw out_of_range.401 if an array index in the passed JSON pointer @a ptr - is out of range. See example below. - - @throw out_of_range.402 if the array index '-' is used in the passed JSON - pointer @a ptr. As `at` provides checked access (and no elements are - implicitly inserted), the index '-' is always invalid. See example below. - - @throw out_of_range.403 if the JSON pointer describes a key of an object - which cannot be found. See example below. - - @throw out_of_range.404 if the JSON pointer @a ptr can not be resolved. - See example below. - - @exceptionsafety Strong guarantee: if an exception is thrown, there are no - changes in the JSON value. - - @complexity Constant. - - @since version 2.0.0 - - @liveexample{The behavior is shown in the example.,at_json_pointer_const} - */ - const_reference at(const json_pointer& ptr) const - { - return ptr.get_checked(this); - } - - /*! - @brief return flattened JSON value - - The function creates a JSON object whose keys are JSON pointers (see [RFC - 6901](https://tools.ietf.org/html/rfc6901)) and whose values are all - primitive. The original JSON value can be restored using the @ref - unflatten() function. - - @return an object that maps JSON pointers to primitive values - - @note Empty objects and arrays are flattened to `null` and will not be - reconstructed correctly by the @ref unflatten() function. - - @complexity Linear in the size the JSON value. - - @liveexample{The following code shows how a JSON object is flattened to an - object whose keys consist of JSON pointers.,flatten} - - @sa @ref unflatten() for the reverse function - - @since version 2.0.0 - */ - basic_json flatten() const - { - basic_json result(value_t::object); - json_pointer::flatten("", *this, result); - return result; - } - - /*! - @brief unflatten a previously flattened JSON value - - The function restores the arbitrary nesting of a JSON value that has been - flattened before using the @ref flatten() function. The JSON value must - meet certain constraints: - 1. The value must be an object. - 2. The keys must be JSON pointers (see - [RFC 6901](https://tools.ietf.org/html/rfc6901)) - 3. The mapped values must be primitive JSON types. - - @return the original JSON from a flattened version - - @note Empty objects and arrays are flattened by @ref flatten() to `null` - values and can not unflattened to their original type. Apart from - this example, for a JSON value `j`, the following is always true: - `j == j.flatten().unflatten()`. - - @complexity Linear in the size the JSON value. - - @throw type_error.314 if value is not an object - @throw type_error.315 if object values are not primitive - - @liveexample{The following code shows how a flattened JSON object is - unflattened into the original nested JSON object.,unflatten} - - @sa @ref flatten() for the reverse function - - @since version 2.0.0 - */ - basic_json unflatten() const - { - return json_pointer::unflatten(*this); - } - - /// @} - - ////////////////////////// - // JSON Patch functions // - ////////////////////////// - - /// @name JSON Patch functions - /// @{ - - /*! - @brief applies a JSON patch - - [JSON Patch](http://jsonpatch.com) defines a JSON document structure for - expressing a sequence of operations to apply to a JSON) document. With - this function, a JSON Patch is applied to the current JSON value by - executing all operations from the patch. - - @param[in] json_patch JSON patch document - @return patched document - - @note The application of a patch is atomic: Either all operations succeed - and the patched document is returned or an exception is thrown. In - any case, the original value is not changed: the patch is applied - to a copy of the value. - - @throw parse_error.104 if the JSON patch does not consist of an array of - objects - - @throw parse_error.105 if the JSON patch is malformed (e.g., mandatory - attributes are missing); example: `"operation add must have member path"` - - @throw out_of_range.401 if an array index is out of range. - - @throw out_of_range.403 if a JSON pointer inside the patch could not be - resolved successfully in the current JSON value; example: `"key baz not - found"` - - @throw out_of_range.405 if JSON pointer has no parent ("add", "remove", - "move") - - @throw other_error.501 if "test" operation was unsuccessful - - @complexity Linear in the size of the JSON value and the length of the - JSON patch. As usually only a fraction of the JSON value is affected by - the patch, the complexity can usually be neglected. - - @liveexample{The following code shows how a JSON patch is applied to a - value.,patch} - - @sa @ref diff -- create a JSON patch by comparing two JSON values - - @sa [RFC 6902 (JSON Patch)](https://tools.ietf.org/html/rfc6902) - @sa [RFC 6901 (JSON Pointer)](https://tools.ietf.org/html/rfc6901) - - @since version 2.0.0 - */ - basic_json patch(const basic_json& json_patch) const - { - // make a working copy to apply the patch to - basic_json result = *this; - - // the valid JSON Patch operations - enum class patch_operations {add, remove, replace, move, copy, test, invalid}; - - const auto get_op = [](const std::string & op) - { - if (op == "add") - { - return patch_operations::add; - } - if (op == "remove") - { - return patch_operations::remove; - } - if (op == "replace") - { - return patch_operations::replace; - } - if (op == "move") - { - return patch_operations::move; - } - if (op == "copy") - { - return patch_operations::copy; - } - if (op == "test") - { - return patch_operations::test; - } - - return patch_operations::invalid; - }; - - // wrapper for "add" operation; add value at ptr - const auto operation_add = [&result](json_pointer & ptr, basic_json val) - { - // adding to the root of the target document means replacing it - if (ptr.empty()) - { - result = val; - return; - } - - // make sure the top element of the pointer exists - json_pointer top_pointer = ptr.top(); - if (top_pointer != ptr) - { - result.at(top_pointer); - } - - // get reference to parent of JSON pointer ptr - const auto last_path = ptr.back(); - ptr.pop_back(); - basic_json& parent = result[ptr]; - - switch (parent.m_type) - { - case value_t::null: - case value_t::object: - { - // use operator[] to add value - parent[last_path] = val; - break; - } - - case value_t::array: - { - if (last_path == "-") - { - // special case: append to back - parent.push_back(val); - } - else - { - const auto idx = json_pointer::array_index(last_path); - if (JSON_HEDLEY_UNLIKELY(idx > parent.size())) - { - // avoid undefined behavior - JSON_THROW(out_of_range::create(401, "array index " + std::to_string(idx) + " is out of range")); - } - - // default case: insert add offset - parent.insert(parent.begin() + static_cast(idx), val); - } - break; - } - - // if there exists a parent it cannot be primitive - default: // LCOV_EXCL_LINE - JSON_ASSERT(false); // LCOV_EXCL_LINE - } - }; - - // wrapper for "remove" operation; remove value at ptr - const auto operation_remove = [&result](json_pointer & ptr) - { - // get reference to parent of JSON pointer ptr - const auto last_path = ptr.back(); - ptr.pop_back(); - basic_json& parent = result.at(ptr); - - // remove child - if (parent.is_object()) - { - // perform range check - auto it = parent.find(last_path); - if (JSON_HEDLEY_LIKELY(it != parent.end())) - { - parent.erase(it); - } - else - { - JSON_THROW(out_of_range::create(403, "key '" + last_path + "' not found")); - } - } - else if (parent.is_array()) - { - // note erase performs range check - parent.erase(json_pointer::array_index(last_path)); - } - }; - - // type check: top level value must be an array - if (JSON_HEDLEY_UNLIKELY(!json_patch.is_array())) - { - JSON_THROW(parse_error::create(104, 0, "JSON patch must be an array of objects")); - } - - // iterate and apply the operations - for (const auto& val : json_patch) - { - // wrapper to get a value for an operation - const auto get_value = [&val](const std::string & op, - const std::string & member, - bool string_type) -> basic_json & - { - // find value - auto it = val.m_value.object->find(member); - - // context-sensitive error message - const auto error_msg = (op == "op") ? "operation" : "operation '" + op + "'"; - - // check if desired value is present - if (JSON_HEDLEY_UNLIKELY(it == val.m_value.object->end())) - { - JSON_THROW(parse_error::create(105, 0, error_msg + " must have member '" + member + "'")); - } - - // check if result is of type string - if (JSON_HEDLEY_UNLIKELY(string_type && !it->second.is_string())) - { - JSON_THROW(parse_error::create(105, 0, error_msg + " must have string member '" + member + "'")); - } - - // no error: return value - return it->second; - }; - - // type check: every element of the array must be an object - if (JSON_HEDLEY_UNLIKELY(!val.is_object())) - { - JSON_THROW(parse_error::create(104, 0, "JSON patch must be an array of objects")); - } - - // collect mandatory members - const auto op = get_value("op", "op", true).template get(); - const auto path = get_value(op, "path", true).template get(); - json_pointer ptr(path); - - switch (get_op(op)) - { - case patch_operations::add: - { - operation_add(ptr, get_value("add", "value", false)); - break; - } - - case patch_operations::remove: - { - operation_remove(ptr); - break; - } - - case patch_operations::replace: - { - // the "path" location must exist - use at() - result.at(ptr) = get_value("replace", "value", false); - break; - } - - case patch_operations::move: - { - const auto from_path = get_value("move", "from", true).template get(); - json_pointer from_ptr(from_path); - - // the "from" location must exist - use at() - basic_json v = result.at(from_ptr); - - // The move operation is functionally identical to a - // "remove" operation on the "from" location, followed - // immediately by an "add" operation at the target - // location with the value that was just removed. - operation_remove(from_ptr); - operation_add(ptr, v); - break; - } - - case patch_operations::copy: - { - const auto from_path = get_value("copy", "from", true).template get(); - const json_pointer from_ptr(from_path); - - // the "from" location must exist - use at() - basic_json v = result.at(from_ptr); - - // The copy is functionally identical to an "add" - // operation at the target location using the value - // specified in the "from" member. - operation_add(ptr, v); - break; - } - - case patch_operations::test: - { - bool success = false; - JSON_TRY - { - // check if "value" matches the one at "path" - // the "path" location must exist - use at() - success = (result.at(ptr) == get_value("test", "value", false)); - } - JSON_INTERNAL_CATCH (out_of_range&) - { - // ignore out of range errors: success remains false - } - - // throw an exception if test fails - if (JSON_HEDLEY_UNLIKELY(!success)) - { - JSON_THROW(other_error::create(501, "unsuccessful: " + val.dump())); - } - - break; - } - - default: - { - // op must be "add", "remove", "replace", "move", "copy", or - // "test" - JSON_THROW(parse_error::create(105, 0, "operation value '" + op + "' is invalid")); - } - } - } - - return result; - } - - /*! - @brief creates a diff as a JSON patch - - Creates a [JSON Patch](http://jsonpatch.com) so that value @a source can - be changed into the value @a target by calling @ref patch function. - - @invariant For two JSON values @a source and @a target, the following code - yields always `true`: - @code {.cpp} - source.patch(diff(source, target)) == target; - @endcode - - @note Currently, only `remove`, `add`, and `replace` operations are - generated. - - @param[in] source JSON value to compare from - @param[in] target JSON value to compare against - @param[in] path helper value to create JSON pointers - - @return a JSON patch to convert the @a source to @a target - - @complexity Linear in the lengths of @a source and @a target. - - @liveexample{The following code shows how a JSON patch is created as a - diff for two JSON values.,diff} - - @sa @ref patch -- apply a JSON patch - @sa @ref merge_patch -- apply a JSON Merge Patch - - @sa [RFC 6902 (JSON Patch)](https://tools.ietf.org/html/rfc6902) - - @since version 2.0.0 - */ - JSON_HEDLEY_WARN_UNUSED_RESULT - static basic_json diff(const basic_json& source, const basic_json& target, - const std::string& path = "") - { - // the patch - basic_json result(value_t::array); - - // if the values are the same, return empty patch - if (source == target) - { - return result; - } - - if (source.type() != target.type()) - { - // different types: replace value - result.push_back( - { - {"op", "replace"}, {"path", path}, {"value", target} - }); - return result; - } - - switch (source.type()) - { - case value_t::array: - { - // first pass: traverse common elements - std::size_t i = 0; - while (i < source.size() && i < target.size()) - { - // recursive call to compare array values at index i - auto temp_diff = diff(source[i], target[i], path + "/" + std::to_string(i)); - result.insert(result.end(), temp_diff.begin(), temp_diff.end()); - ++i; - } - - // i now reached the end of at least one array - // in a second pass, traverse the remaining elements - - // remove my remaining elements - const auto end_index = static_cast(result.size()); - while (i < source.size()) - { - // add operations in reverse order to avoid invalid - // indices - result.insert(result.begin() + end_index, object( - { - {"op", "remove"}, - {"path", path + "/" + std::to_string(i)} - })); - ++i; - } - - // add other remaining elements - while (i < target.size()) - { - result.push_back( - { - {"op", "add"}, - {"path", path + "/-"}, - {"value", target[i]} - }); - ++i; - } - - break; - } - - case value_t::object: - { - // first pass: traverse this object's elements - for (auto it = source.cbegin(); it != source.cend(); ++it) - { - // escape the key name to be used in a JSON patch - const auto key = json_pointer::escape(it.key()); - - if (target.find(it.key()) != target.end()) - { - // recursive call to compare object values at key it - auto temp_diff = diff(it.value(), target[it.key()], path + "/" + key); - result.insert(result.end(), temp_diff.begin(), temp_diff.end()); - } - else - { - // found a key that is not in o -> remove it - result.push_back(object( - { - {"op", "remove"}, {"path", path + "/" + key} - })); - } - } - - // second pass: traverse other object's elements - for (auto it = target.cbegin(); it != target.cend(); ++it) - { - if (source.find(it.key()) == source.end()) - { - // found a key that is not in this -> add it - const auto key = json_pointer::escape(it.key()); - result.push_back( - { - {"op", "add"}, {"path", path + "/" + key}, - {"value", it.value()} - }); - } - } - - break; - } - - default: - { - // both primitive type: replace value - result.push_back( - { - {"op", "replace"}, {"path", path}, {"value", target} - }); - break; - } - } - - return result; - } - - /// @} - - //////////////////////////////// - // JSON Merge Patch functions // - //////////////////////////////// - - /// @name JSON Merge Patch functions - /// @{ - - /*! - @brief applies a JSON Merge Patch - - The merge patch format is primarily intended for use with the HTTP PATCH - method as a means of describing a set of modifications to a target - resource's content. This function applies a merge patch to the current - JSON value. - - The function implements the following algorithm from Section 2 of - [RFC 7396 (JSON Merge Patch)](https://tools.ietf.org/html/rfc7396): - - ``` - define MergePatch(Target, Patch): - if Patch is an Object: - if Target is not an Object: - Target = {} // Ignore the contents and set it to an empty Object - for each Name/Value pair in Patch: - if Value is null: - if Name exists in Target: - remove the Name/Value pair from Target - else: - Target[Name] = MergePatch(Target[Name], Value) - return Target - else: - return Patch - ``` - - Thereby, `Target` is the current object; that is, the patch is applied to - the current value. - - @param[in] apply_patch the patch to apply - - @complexity Linear in the lengths of @a patch. - - @liveexample{The following code shows how a JSON Merge Patch is applied to - a JSON document.,merge_patch} - - @sa @ref patch -- apply a JSON patch - @sa [RFC 7396 (JSON Merge Patch)](https://tools.ietf.org/html/rfc7396) - - @since version 3.0.0 - */ - void merge_patch(const basic_json& apply_patch) - { - if (apply_patch.is_object()) - { - if (!is_object()) - { - *this = object(); - } - for (auto it = apply_patch.begin(); it != apply_patch.end(); ++it) - { - if (it.value().is_null()) - { - erase(it.key()); - } - else - { - operator[](it.key()).merge_patch(it.value()); - } - } - } - else - { - *this = apply_patch; - } - } - - /// @} -}; - -/*! -@brief user-defined to_string function for JSON values - -This function implements a user-defined to_string for JSON objects. - -@param[in] j a JSON object -@return a std::string object -*/ - -NLOHMANN_BASIC_JSON_TPL_DECLARATION -std::string to_string(const NLOHMANN_BASIC_JSON_TPL& j) -{ - return j.dump(); -} -} // namespace nlohmann - -/////////////////////// -// nonmember support // -/////////////////////// - -// specialization of std::swap, and std::hash -namespace std -{ - -/// hash value for JSON objects -template<> -struct hash -{ - /*! - @brief return a hash value for a JSON object - - @since version 1.0.0 - */ - std::size_t operator()(const nlohmann::json& j) const - { - return nlohmann::detail::hash(j); - } -}; - -/// specialization for std::less -/// @note: do not remove the space after '<', -/// see https://github.com/nlohmann/json/pull/679 -template<> -struct less<::nlohmann::detail::value_t> -{ - /*! - @brief compare two value_t enum values - @since version 3.0.0 - */ - bool operator()(nlohmann::detail::value_t lhs, - nlohmann::detail::value_t rhs) const noexcept - { - return nlohmann::detail::operator<(lhs, rhs); - } -}; - -// C++20 prohibit function specialization in the std namespace. -#ifndef JSON_HAS_CPP_20 - -/*! -@brief exchanges the values of two JSON objects - -@since version 1.0.0 -*/ -template<> -inline void swap(nlohmann::json& j1, nlohmann::json& j2) noexcept( - is_nothrow_move_constructible::value&& - is_nothrow_move_assignable::value - ) -{ - j1.swap(j2); -} - -#endif - -} // namespace std - -/*! -@brief user-defined string literal for JSON values - -This operator implements a user-defined string literal for JSON objects. It -can be used by adding `"_json"` to a string literal and returns a JSON object -if no parse error occurred. - -@param[in] s a string representation of a JSON object -@param[in] n the length of string @a s -@return a JSON object - -@since version 1.0.0 -*/ -JSON_HEDLEY_NON_NULL(1) -inline nlohmann::json operator "" _json(const char* s, std::size_t n) -{ - return nlohmann::json::parse(s, s + n); -} - -/*! -@brief user-defined string literal for JSON pointer - -This operator implements a user-defined string literal for JSON Pointers. It -can be used by adding `"_json_pointer"` to a string literal and returns a JSON pointer -object if no parse error occurred. - -@param[in] s a string representation of a JSON Pointer -@param[in] n the length of string @a s -@return a JSON pointer object - -@since version 2.0.0 -*/ -JSON_HEDLEY_NON_NULL(1) -inline nlohmann::json::json_pointer operator "" _json_pointer(const char* s, std::size_t n) -{ - return nlohmann::json::json_pointer(std::string(s, n)); -} - -// #include - - -// restore GCC/clang diagnostic settings -#if defined(__clang__) || defined(__GNUC__) || defined(__GNUG__) - #pragma GCC diagnostic pop -#endif -#if defined(__clang__) - #pragma GCC diagnostic pop -#endif - -// clean up -#undef JSON_ASSERT -#undef JSON_INTERNAL_CATCH -#undef JSON_CATCH -#undef JSON_THROW -#undef JSON_TRY -#undef JSON_HAS_CPP_14 -#undef JSON_HAS_CPP_17 -#undef NLOHMANN_BASIC_JSON_TPL_DECLARATION -#undef NLOHMANN_BASIC_JSON_TPL -#undef JSON_EXPLICIT - -// #include -#undef JSON_HEDLEY_ALWAYS_INLINE -#undef JSON_HEDLEY_ARM_VERSION -#undef JSON_HEDLEY_ARM_VERSION_CHECK -#undef JSON_HEDLEY_ARRAY_PARAM -#undef JSON_HEDLEY_ASSUME -#undef JSON_HEDLEY_BEGIN_C_DECLS -#undef JSON_HEDLEY_CLANG_HAS_ATTRIBUTE -#undef JSON_HEDLEY_CLANG_HAS_BUILTIN -#undef JSON_HEDLEY_CLANG_HAS_CPP_ATTRIBUTE -#undef JSON_HEDLEY_CLANG_HAS_DECLSPEC_DECLSPEC_ATTRIBUTE -#undef JSON_HEDLEY_CLANG_HAS_EXTENSION -#undef JSON_HEDLEY_CLANG_HAS_FEATURE -#undef JSON_HEDLEY_CLANG_HAS_WARNING -#undef JSON_HEDLEY_COMPCERT_VERSION -#undef JSON_HEDLEY_COMPCERT_VERSION_CHECK -#undef JSON_HEDLEY_CONCAT -#undef JSON_HEDLEY_CONCAT3 -#undef JSON_HEDLEY_CONCAT3_EX -#undef JSON_HEDLEY_CONCAT_EX -#undef JSON_HEDLEY_CONST -#undef JSON_HEDLEY_CONSTEXPR -#undef JSON_HEDLEY_CONST_CAST -#undef JSON_HEDLEY_CPP_CAST -#undef JSON_HEDLEY_CRAY_VERSION -#undef JSON_HEDLEY_CRAY_VERSION_CHECK -#undef JSON_HEDLEY_C_DECL -#undef JSON_HEDLEY_DEPRECATED -#undef JSON_HEDLEY_DEPRECATED_FOR -#undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CAST_QUAL -#undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_CPP98_COMPAT_WRAP_ -#undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_DEPRECATED -#undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_CPP_ATTRIBUTES -#undef JSON_HEDLEY_DIAGNOSTIC_DISABLE_UNKNOWN_PRAGMAS -#undef JSON_HEDLEY_DIAGNOSTIC_POP -#undef JSON_HEDLEY_DIAGNOSTIC_PUSH -#undef JSON_HEDLEY_DMC_VERSION -#undef JSON_HEDLEY_DMC_VERSION_CHECK -#undef JSON_HEDLEY_EMPTY_BASES -#undef JSON_HEDLEY_EMSCRIPTEN_VERSION -#undef JSON_HEDLEY_EMSCRIPTEN_VERSION_CHECK -#undef JSON_HEDLEY_END_C_DECLS -#undef JSON_HEDLEY_FLAGS -#undef JSON_HEDLEY_FLAGS_CAST -#undef JSON_HEDLEY_GCC_HAS_ATTRIBUTE -#undef JSON_HEDLEY_GCC_HAS_BUILTIN -#undef JSON_HEDLEY_GCC_HAS_CPP_ATTRIBUTE -#undef JSON_HEDLEY_GCC_HAS_DECLSPEC_ATTRIBUTE -#undef JSON_HEDLEY_GCC_HAS_EXTENSION -#undef JSON_HEDLEY_GCC_HAS_FEATURE -#undef JSON_HEDLEY_GCC_HAS_WARNING -#undef JSON_HEDLEY_GCC_NOT_CLANG_VERSION_CHECK -#undef JSON_HEDLEY_GCC_VERSION -#undef JSON_HEDLEY_GCC_VERSION_CHECK -#undef JSON_HEDLEY_GNUC_HAS_ATTRIBUTE -#undef JSON_HEDLEY_GNUC_HAS_BUILTIN -#undef JSON_HEDLEY_GNUC_HAS_CPP_ATTRIBUTE -#undef JSON_HEDLEY_GNUC_HAS_DECLSPEC_ATTRIBUTE -#undef JSON_HEDLEY_GNUC_HAS_EXTENSION -#undef JSON_HEDLEY_GNUC_HAS_FEATURE -#undef JSON_HEDLEY_GNUC_HAS_WARNING -#undef JSON_HEDLEY_GNUC_VERSION -#undef JSON_HEDLEY_GNUC_VERSION_CHECK -#undef JSON_HEDLEY_HAS_ATTRIBUTE -#undef JSON_HEDLEY_HAS_BUILTIN -#undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE -#undef JSON_HEDLEY_HAS_CPP_ATTRIBUTE_NS -#undef JSON_HEDLEY_HAS_DECLSPEC_ATTRIBUTE -#undef JSON_HEDLEY_HAS_EXTENSION -#undef JSON_HEDLEY_HAS_FEATURE -#undef JSON_HEDLEY_HAS_WARNING -#undef JSON_HEDLEY_IAR_VERSION -#undef JSON_HEDLEY_IAR_VERSION_CHECK -#undef JSON_HEDLEY_IBM_VERSION -#undef JSON_HEDLEY_IBM_VERSION_CHECK -#undef JSON_HEDLEY_IMPORT -#undef JSON_HEDLEY_INLINE -#undef JSON_HEDLEY_INTEL_VERSION -#undef JSON_HEDLEY_INTEL_VERSION_CHECK -#undef JSON_HEDLEY_IS_CONSTANT -#undef JSON_HEDLEY_IS_CONSTEXPR_ -#undef JSON_HEDLEY_LIKELY -#undef JSON_HEDLEY_MALLOC -#undef JSON_HEDLEY_MESSAGE -#undef JSON_HEDLEY_MSVC_VERSION -#undef JSON_HEDLEY_MSVC_VERSION_CHECK -#undef JSON_HEDLEY_NEVER_INLINE -#undef JSON_HEDLEY_NON_NULL -#undef JSON_HEDLEY_NO_ESCAPE -#undef JSON_HEDLEY_NO_RETURN -#undef JSON_HEDLEY_NO_THROW -#undef JSON_HEDLEY_NULL -#undef JSON_HEDLEY_PELLES_VERSION -#undef JSON_HEDLEY_PELLES_VERSION_CHECK -#undef JSON_HEDLEY_PGI_VERSION -#undef JSON_HEDLEY_PGI_VERSION_CHECK -#undef JSON_HEDLEY_PREDICT -#undef JSON_HEDLEY_PRINTF_FORMAT -#undef JSON_HEDLEY_PRIVATE -#undef JSON_HEDLEY_PUBLIC -#undef JSON_HEDLEY_PURE -#undef JSON_HEDLEY_REINTERPRET_CAST -#undef JSON_HEDLEY_REQUIRE -#undef JSON_HEDLEY_REQUIRE_CONSTEXPR -#undef JSON_HEDLEY_REQUIRE_MSG -#undef JSON_HEDLEY_RESTRICT -#undef JSON_HEDLEY_RETURNS_NON_NULL -#undef JSON_HEDLEY_SENTINEL -#undef JSON_HEDLEY_STATIC_ASSERT -#undef JSON_HEDLEY_STATIC_CAST -#undef JSON_HEDLEY_STRINGIFY -#undef JSON_HEDLEY_STRINGIFY_EX -#undef JSON_HEDLEY_SUNPRO_VERSION -#undef JSON_HEDLEY_SUNPRO_VERSION_CHECK -#undef JSON_HEDLEY_TINYC_VERSION -#undef JSON_HEDLEY_TINYC_VERSION_CHECK -#undef JSON_HEDLEY_TI_ARMCL_VERSION -#undef JSON_HEDLEY_TI_ARMCL_VERSION_CHECK -#undef JSON_HEDLEY_TI_CL2000_VERSION -#undef JSON_HEDLEY_TI_CL2000_VERSION_CHECK -#undef JSON_HEDLEY_TI_CL430_VERSION -#undef JSON_HEDLEY_TI_CL430_VERSION_CHECK -#undef JSON_HEDLEY_TI_CL6X_VERSION -#undef JSON_HEDLEY_TI_CL6X_VERSION_CHECK -#undef JSON_HEDLEY_TI_CL7X_VERSION -#undef JSON_HEDLEY_TI_CL7X_VERSION_CHECK -#undef JSON_HEDLEY_TI_CLPRU_VERSION -#undef JSON_HEDLEY_TI_CLPRU_VERSION_CHECK -#undef JSON_HEDLEY_TI_VERSION -#undef JSON_HEDLEY_TI_VERSION_CHECK -#undef JSON_HEDLEY_UNAVAILABLE -#undef JSON_HEDLEY_UNLIKELY -#undef JSON_HEDLEY_UNPREDICTABLE -#undef JSON_HEDLEY_UNREACHABLE -#undef JSON_HEDLEY_UNREACHABLE_RETURN -#undef JSON_HEDLEY_VERSION -#undef JSON_HEDLEY_VERSION_DECODE_MAJOR -#undef JSON_HEDLEY_VERSION_DECODE_MINOR -#undef JSON_HEDLEY_VERSION_DECODE_REVISION -#undef JSON_HEDLEY_VERSION_ENCODE -#undef JSON_HEDLEY_WARNING -#undef JSON_HEDLEY_WARN_UNUSED_RESULT -#undef JSON_HEDLEY_WARN_UNUSED_RESULT_MSG -#undef JSON_HEDLEY_FALL_THROUGH - - - -#endif // INCLUDE_NLOHMANN_JSON_HPP_ diff --git a/third-party/lib/libcurl-d.lib b/third-party/lib/libcurl-d.lib deleted file mode 100644 index 1d13564f..00000000 Binary files a/third-party/lib/libcurl-d.lib and /dev/null differ diff --git a/third-party/lib/libcurl.lib b/third-party/lib/libcurl.lib deleted file mode 100644 index e2e41db5..00000000 Binary files a/third-party/lib/libcurl.lib and /dev/null differ diff --git a/third-party/lib/zlib.lib b/third-party/lib/zlib.lib deleted file mode 100644 index 95893759..00000000 Binary files a/third-party/lib/zlib.lib and /dev/null differ diff --git a/third-party/lib/zlibd.lib b/third-party/lib/zlibd.lib deleted file mode 100644 index 22886d7f..00000000 Binary files a/third-party/lib/zlibd.lib and /dev/null differ diff --git a/vcpkg-configuration.json b/vcpkg-configuration.json new file mode 100644 index 00000000..c402e7ca --- /dev/null +++ b/vcpkg-configuration.json @@ -0,0 +1,14 @@ +{ + "$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg-configuration.schema.json", + "default-registry": { + "kind": "git", + "baseline": "cc73782a88db48af17f8bfb8328d4cab3d4c246f", + "repository": "https://github.com/microsoft/vcpkg" + }, + "overlay-ports": [ + "custom-ports" + ], + "overlay-triplets": [ + "./custom-triplets" + ] +} diff --git a/vcpkg.json b/vcpkg.json new file mode 100644 index 00000000..d8e8fdef --- /dev/null +++ b/vcpkg.json @@ -0,0 +1,8 @@ +{ + "$schema": "https://raw.githubusercontent.com/microsoft/vcpkg-tool/main/docs/vcpkg.schema.json", + "dependencies": [ + "curl", + "nlohmann-json", + "clipp" + ] +}