pineapple-src/externals/vcpkg/packages/boost-mp11_x64-windows/include/boost/mp11/function.hpp
2022-11-05 15:35:56 +01:00

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#ifndef BOOST_MP11_FUNCTION_HPP_INCLUDED
#define BOOST_MP11_FUNCTION_HPP_INCLUDED
// Copyright 2015-2019 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/mp11/integral.hpp>
#include <boost/mp11/utility.hpp>
#include <boost/mp11/detail/mp_list.hpp>
#include <boost/mp11/detail/mp_count.hpp>
#include <boost/mp11/detail/mp_plus.hpp>
#include <boost/mp11/detail/mp_min_element.hpp>
#include <boost/mp11/detail/mp_void.hpp>
#include <boost/mp11/detail/config.hpp>
#include <type_traits>
namespace boost
{
namespace mp11
{
// mp_void<T...>
// in detail/mp_void.hpp
// mp_and<T...>
#if BOOST_MP11_WORKAROUND( BOOST_MP11_MSVC, < 1910 )
namespace detail
{
template<class... T> struct mp_and_impl;
} // namespace detail
template<class... T> using mp_and = mp_to_bool< typename detail::mp_and_impl<T...>::type >;
namespace detail
{
template<> struct mp_and_impl<>
{
using type = mp_true;
};
template<class T> struct mp_and_impl<T>
{
using type = T;
};
template<class T1, class... T> struct mp_and_impl<T1, T...>
{
using type = mp_eval_if< mp_not<T1>, T1, mp_and, T... >;
};
} // namespace detail
#else
namespace detail
{
template<class L, class E = void> struct mp_and_impl
{
using type = mp_false;
};
template<class... T> struct mp_and_impl< mp_list<T...>, mp_void<mp_if<T, void>...> >
{
using type = mp_true;
};
} // namespace detail
template<class... T> using mp_and = typename detail::mp_and_impl<mp_list<T...>>::type;
#endif
// mp_all<T...>
// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86355
#if BOOST_MP11_WORKAROUND( BOOST_MP11_MSVC, < 1920 ) || BOOST_MP11_WORKAROUND( BOOST_MP11_GCC, != 0 )
template<class... T> using mp_all = mp_bool< mp_count_if< mp_list<T...>, mp_not >::value == 0 >;
#else
template<class... T> using mp_all = mp_bool< mp_count< mp_list<mp_to_bool<T>...>, mp_false >::value == 0 >;
#endif
// mp_or<T...>
namespace detail
{
template<class... T> struct mp_or_impl;
} // namespace detail
template<class... T> using mp_or = mp_to_bool< typename detail::mp_or_impl<T...>::type >;
namespace detail
{
template<> struct mp_or_impl<>
{
using type = mp_false;
};
template<class T> struct mp_or_impl<T>
{
using type = T;
};
template<class T1, class... T> struct mp_or_impl<T1, T...>
{
using type = mp_eval_if< T1, T1, mp_or, T... >;
};
} // namespace detail
// mp_any<T...>
// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86356
#if BOOST_MP11_WORKAROUND( BOOST_MP11_MSVC, < 1920 ) || BOOST_MP11_WORKAROUND( BOOST_MP11_GCC, != 0 )
template<class... T> using mp_any = mp_bool< mp_count_if< mp_list<T...>, mp_to_bool >::value != 0 >;
#else
template<class... T> using mp_any = mp_bool< mp_count< mp_list<mp_to_bool<T>...>, mp_true >::value != 0 >;
#endif
// mp_same<T...>
namespace detail
{
template<class... T> struct mp_same_impl;
template<> struct mp_same_impl<>
{
using type = mp_true;
};
template<class T1, class... T> struct mp_same_impl<T1, T...>
{
using type = mp_bool< mp_count<mp_list<T...>, T1>::value == sizeof...(T) >;
};
} // namespace detail
template<class... T> using mp_same = typename detail::mp_same_impl<T...>::type;
// mp_similar<T...>
namespace detail
{
template<class... T> struct mp_similar_impl;
template<> struct mp_similar_impl<>
{
using type = mp_true;
};
template<class T> struct mp_similar_impl<T>
{
using type = mp_true;
};
template<class T> struct mp_similar_impl<T, T>
{
using type = mp_true;
};
template<class T1, class T2> struct mp_similar_impl<T1, T2>
{
using type = mp_false;
};
template<template<class...> class L, class... T1, class... T2> struct mp_similar_impl<L<T1...>, L<T2...>>
{
using type = mp_true;
};
template<template<class...> class L, class... T> struct mp_similar_impl<L<T...>, L<T...>>
{
using type = mp_true;
};
template<class T1, class T2, class T3, class... T> struct mp_similar_impl<T1, T2, T3, T...>
{
using type = mp_all< typename mp_similar_impl<T1, T2>::type, typename mp_similar_impl<T1, T3>::type, typename mp_similar_impl<T1, T>::type... >;
};
} // namespace detail
template<class... T> using mp_similar = typename detail::mp_similar_impl<T...>::type;
#if BOOST_MP11_GCC
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wsign-compare"
#endif
// mp_less<T1, T2>
template<class T1, class T2> using mp_less = mp_bool<(T1::value < 0 && T2::value >= 0) || ((T1::value < T2::value) && !(T1::value >= 0 && T2::value < 0))>;
#if BOOST_MP11_GCC
# pragma GCC diagnostic pop
#endif
// mp_min<T...>
template<class T1, class... T> using mp_min = mp_min_element<mp_list<T1, T...>, mp_less>;
// mp_max<T...>
template<class T1, class... T> using mp_max = mp_max_element<mp_list<T1, T...>, mp_less>;
} // namespace mp11
} // namespace boost
#endif // #ifndef BOOST_MP11_FUNCTION_HPP_INCLUDED