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Add getFieldNameForNamedChild #6

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Add getFieldNameForNamedChild #6

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17 changes: 15 additions & 2 deletions include/cpp-tree-sitter.h
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@
#include <iterator>
#include <memory>
#include <string_view>

#include <cstdlib>
#include <tree_sitter/api.h>

// Including the API directly already pollutes the namespace, but the
Expand Down Expand Up @@ -179,7 +179,20 @@ struct Node {

[[nodiscard]] std::string_view
getFieldNameForChild(uint32_t child_position) const {
return ts_node_field_name_for_child(impl, child_position);
const auto *name = ts_node_field_name_for_child(impl, child_position);
if (!name) {
return std::string_view{};
}
return std::string_view{name};
}

[[nodiscard]] std::string_view
getFieldNameForNamedChild(uint32_t child_position) const {
const auto *name = ts_node_field_name_for_named_child(impl, child_position);
if (!name) {
return std::string_view{};
}
return std::string_view{name};
}

[[nodiscard]] Node
Expand Down