jsonv::function_extractor< T, FExtract > Class Template Reference

An extractor which calls a function to perform extraction. More...

#include <jsonv/serialization/function_extractor.hpp>

Inheritance diagram for jsonv::function_extractor< T, FExtract >:

Collaboration diagram for jsonv::function_extractor< T, FExtract >:

Public Member Functions
template<typename FUExtract >
	function_extractor (FUExtract &&func)
Public Member Functions inherited from jsonv::extractor_for< T >
virtual const std::type_info &	get_type () const noexcept override
virtual std::expected< void, ast_node_type >	extract (extraction_context &context, reader &from, void *into) const override

Protected Member Functions
virtual std::expected< T, ast_node_type >	create (extraction_context &context, reader &from) const override
	Create an instance of T by reading from.

Detailed Description

template<typename T, typename FExtract>
class jsonv::function_extractor< T, FExtract >

An extractor which calls a function to perform extraction.

The function may take any of the shapes detail::invoke_extract accepts and may return either a T or a std::expected<T, ast_node_type>.

Definition at line 31 of file function_extractor.hpp.

Constructor & Destructor Documentation

function_extractor()

template<typename T , typename FExtract >

template<typename FUExtract >

jsonv::function_extractor< T, FExtract >::function_extractor ( FUExtract &&  func )

inlineexplicit

Definition at line 36 of file function_extractor.hpp.

Member Function Documentation

create()

template<typename T , typename FExtract >

virtual std::expected< T, ast_node_type > jsonv::function_extractor< T, FExtract >::create ( extraction_context &  context, reader &  from  ) const

inlineoverrideprotectedvirtual

Create an instance of T by reading from.

See also

adapter_for::create

Implements jsonv::extractor_for< T >.

Definition at line 42 of file function_extractor.hpp.

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The documentation for this class was generated from the following file:

• jsonv/serialization/function_extractor.hpp