callback/base.hpp File Reference

#include <lexy/_detail/config.hpp>
#include <lexy/_detail/detect.hpp>
#include <lexy/_detail/invoke.hpp>

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Classes
struct	lexy::_fn_holder< Fn >
struct	lexy::_overloaded< Fns >

Namespaces
	lexy

Typedefs
template<typename T >
using	lexy::_detect_callback = typename T::return_type
template<typename T , typename... Args>
using	lexy::_detect_callback_for = decltype(LEXY_DECLVAL(const T)(LEXY_DECLVAL(Args)...))
template<typename T , typename State >
using	lexy::_detect_callback_state = decltype(LEXY_DECLVAL(const T)[LEXY_DECLVAL(State &)])
template<typename T , typename State , typename... Args>
using	lexy::_detect_callback_with_state_for = decltype(LEXY_DECLVAL(const T)[LEXY_DECLVAL(State &)](LEXY_DECLVAL(Args)...))
template<typename T , typename... Args>
using	lexy::_detect_sink = decltype(LEXY_DECLVAL(const T).sink(LEXY_DECLVAL(Args)...).finish())
template<typename T , typename... Args>
using	lexy::_detect_sink_callback_for = decltype(LEXY_DECLVAL(T &)(LEXY_DECLVAL(Args)...))
template<typename Fn >
using	lexy::_fn_as_base = std::conditional_t< std::is_class_v< Fn >, Fn, _fn_holder< Fn > >
template<typename Sink , typename... Args>
using	lexy::sink_callback = decltype(LEXY_DECLVAL(Sink).sink(LEXY_DECLVAL(Args)...))
	Returns the type of the .sink() function. More...

Functions
template<typename... Op>
constexpr auto	lexy::_make_overloaded (Op &&... op)

Variables
template<typename T >
constexpr bool	lexy::is_callback = _detail::is_detected<_detect_callback, T>
template<typename T , typename... Args>
constexpr bool	lexy::is_callback_for = _detail::is_detected<_detect_callback_for, std::decay_t<T>, Args...>
template<typename T , typename State >
constexpr bool	lexy::is_callback_state = _detail::is_detected<_detect_callback_state, T, std::decay_t<State>>
template<typename T , typename State , typename... Args>
constexpr bool	lexy::is_callback_with_state_for = _detail::is_detected<_detect_callback_with_state_for, std::decay_t<T>, State, Args...>
template<typename T , typename... Args>
constexpr bool	lexy::is_sink = _detail::is_detected<_detect_sink, T, Args...>
template<typename T , typename... Args>
constexpr bool	lexy::is_sink_callback_for = _detail::is_detected<_detect_sink_callback_for, std::decay_t<T>, Args...>