diff --git a/array.rb b/array.rb
index 81beff0b1c4016..f45e6a0d5e5ade 100644
--- a/array.rb
+++ b/array.rb
@@ -283,5 +283,23 @@ def select # :nodoc:
         alias filter select
       end
     end
+
+    if Primitive.rb_builtin_basic_definition_p(:find)
+      undef :find
+
+      def find(if_none_proc = nil) # :nodoc:
+        Primitive.attr! :inline_block, :c_trace
+
+        unless defined?(yield)
+          return Primitive.cexpr! 'SIZED_ENUMERATOR(self, 0, 0, ary_enum_length)'
+        end
+        _i = 0
+        value = nil
+        while Primitive.cexpr!(%q{ ary_fetch_next(self, LOCAL_PTR(_i), LOCAL_PTR(value)) })
+          return value if yield(value)
+        end
+        if_none_proc&.call
+      end
+    end
   end
 end
diff --git a/hash.c b/hash.c
index dbd8f76950fb28..fc8bfa24eb2f36 100644
--- a/hash.c
+++ b/hash.c
@@ -4850,7 +4850,7 @@ rb_hash_any_p(int argc, VALUE *argv, VALUE hash)
  *    h.dig(:hello) # => nil
  *    h.default_proc = -> (hash, _key) { hash }
  *    h.dig(:hello, :world)
- *    # => {:foo=>{:bar=>[:a, :b, :c]}}
+ *    # => {foo: {bar: [:a, :b, :c]}}
  *
  *  Related: {Methods for Fetching}[rdoc-ref:Hash@Methods+for+Fetching].
  */
diff --git a/io_buffer.c b/io_buffer.c
index f1afc3d3baf48e..4bb4685e744d99 100644
--- a/io_buffer.c
+++ b/io_buffer.c
@@ -1481,7 +1481,7 @@ rb_io_buffer_locked(VALUE self)
  *  * for a buffer created from scratch: free memory.
  *  * for a buffer created from string: undo the association.
  *
- *  After the buffer is freed, no further operations can't be performed on it.
+ *  After the buffer is freed, no further operations can be performed on it.
  *
  *  You can resize a freed buffer to re-allocate it.
  *
@@ -3500,7 +3500,7 @@ memory_not(unsigned char * restrict output, unsigned char * restrict base, size_
  *  call-seq:
  *    ~source -> io_buffer
  *
- *  Generate a new buffer the same size as the source by applying the binary NOT
+ *  Generate a new buffer the same size as the source by applying the unary NOT
  *  operation to the source.
  *
  *    ~IO::Buffer.for("1234567890")
@@ -3690,7 +3690,7 @@ memory_not_inplace(unsigned char * restrict base, size_t size)
  *  call-seq:
  *    source.not! -> io_buffer
  *
- *  Modify the source buffer in place by applying the binary NOT
+ *  Modify the source buffer in place by applying the unary NOT
  *  operation to the source.
  *
  *    source = IO::Buffer.for("1234567890").dup # Make a read/write copy.
diff --git a/lib/bundler/source/git/git_proxy.rb b/lib/bundler/source/git/git_proxy.rb
index cd352c22a7abbc..fe05e9d57b2789 100644
--- a/lib/bundler/source/git/git_proxy.rb
+++ b/lib/bundler/source/git/git_proxy.rb
@@ -137,7 +137,7 @@ def copy_to(destination, submodules = false)
             git "fetch", "--force", "--quiet", *extra_fetch_args(ref), dir: destination
           end
 
-          git "reset", "--hard", @revision, dir: destination
+          git "reset", "--hard", revision, dir: destination
 
           if submodules
             git_retry "submodule", "update", "--init", "--recursive", dir: destination
diff --git a/object.c b/object.c
index 07eb1d8e975251..a7b72196d59fb8 100644
--- a/object.c
+++ b/object.c
@@ -2126,28 +2126,52 @@ static VALUE rb_mod_initialize_exec(VALUE module);
 
 /*
  *  call-seq:
- *    Module.new                  -> mod
- *    Module.new {|mod| block }   -> mod
+ *    Module.new -> new_module
+ *    Module.new {|module| ... } -> new_module
  *
- *  Creates a new anonymous module. If a block is given, it is passed
- *  the module object, and the block is evaluated in the context of this
- *  module like #module_eval.
+ *  Returns a new anonymous module.
  *
- *     fred = Module.new do
- *       def meth1
- *         "hello"
- *       end
- *       def meth2
- *         "bye"
- *       end
- *     end
- *     a = "my string"
- *     a.extend(fred)   #=> "my string"
- *     a.meth1          #=> "hello"
- *     a.meth2          #=> "bye"
+ *  The module may be assigned to a name,
+ *  which should be a constant name
+ *  in capitalized {camel case}[https://en.wikipedia.org/wiki/Camel_case]
+ *  (e.g., +MyModule+, not +MY_MODULE+).
+ *
+ *  With no block given, returns the new module.
+ *
+ *    MyModule = Module.new
+ *    MyModule.class # => Module
+ *    MyModule.name  # => "MyModule"
+ *
+ *  With a block given, calls the block with the new (not yet named) module:
+ *
+ *    MyModule = Module.new {|m| p [m.class, m.name] }
+ *    # => MyModule
+ *    MyModule.class # => Module
+      MyModule.name  # => "MyModule"
+ *
+ *  Output (from the block):
+ *
+ *    [Module, nil]
+ *
+ *  The block may define methods and constants for the module:
+ *
+ *    MyModule = Module.new do |m|
+ *      MY_CONSTANT = "#{MyModule} constant value"
+ *      def self.method1 = "#{MyModule} first method (singleton)"
+ *      def method2 =      "#{MyModule} Second method (instance)"
+ *    end
+ *    MyModule.method1 # => "MyModule first method (singleton)"
+ *    class Foo
+ *      include MyModule
+ *      def speak
+ *        MY_CONSTANT
+ *      end
+ *    end
+ *    foo = Foo.new
+ *    foo.method2      # => "MyModule Second method (instance)"
+ *    foo.speak
+ *    # => "MyModule constant value"
  *
- *  Assign the module to a constant (name starting uppercase) if you
- *  want to treat it like a regular module.
  */
 
 static VALUE