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Add mp_all, mp_and, mp_any, mp_or; move mp_not to integral.hpp.

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Peter Dimov
2016-11-16 21:24:13 +02:00
parent cc3d54a857
commit 7a0f4001e7
12 changed files with 451 additions and 82 deletions
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74
include/boost/mp11/algorithm.hpp
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@@ -1,7 +1,7 @@
#ifndef BOOST_MP11_ALGORITHM_HPP_INCLUDED
#define BOOST_MP11_ALGORITHM_HPP_INCLUDED
// Copyright 2015 Peter Dimov.
// Copyright 2015, 2016 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
@@ -12,6 +12,7 @@
#include <boost/mp11/set.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/mp11/utility.hpp>
#include <boost/mp11/detail/mp_count.hpp>
#include <boost/mp11/detail/mp_plus.hpp>
#include <boost/mp11/detail/mp_map_find.hpp>
#include <boost/mp11/detail/config.hpp>
@@ -95,77 +96,6 @@ template<template<class...> class L, class... T, class V> struct mp_fill_impl<L<
template<class L, class V> using mp_fill = typename detail::mp_fill_impl<L, V>::type;
// mp_count<L, V>
namespace detail
{
template<class L, class V> struct mp_count_impl;
#if !defined( BOOST_MP11_NO_CONSTEXPR )
constexpr std::size_t cx_plus()
{
return 0;
}
template<class T1, class... T> constexpr std::size_t cx_plus(T1 t1, T... t)
{
return t1 + cx_plus(t...);
}
template<template<class...> class L, class... T, class V> struct mp_count_impl<L<T...>, V>
{
using type = mp_size_t<cx_plus(std::is_same<T, V>::value...)>;
};
#else
template<template<class...> class L, class... T, class V> struct mp_count_impl<L<T...>, V>
{
using type = mp_size_t<mp_plus<std::is_same<T, V>...>::value>;
};
#endif
} // namespace detail
template<class L, class V> using mp_count = typename detail::mp_count_impl<L, V>::type;
// mp_count_if<L, P>
namespace detail
{
template<class L, template<class...> class P> struct mp_count_if_impl;
#if !defined( BOOST_MP11_NO_CONSTEXPR )
template<template<class...> class L, class... T, template<class...> class P> struct mp_count_if_impl<L<T...>, P>
{
using type = mp_size_t<cx_plus(mp_to_bool<P<T>>::value...)>;
};
#else
template<template<class...> class L, class... T, template<class...> class P> struct mp_count_if_impl<L<T...>, P>
{
#if defined( BOOST_MSVC ) && BOOST_WORKAROUND( BOOST_MSVC, <= 1900 )
template<class T> struct _f { using type = mp_to_bool<P<T>>; };
using type = mp_size_t<mp_plus<typename _f<T>::type...>::value>;
#else
using type = mp_size_t<mp_plus<mp_to_bool<P<T>>...>::value>;
#endif
};
#endif
} // namespace detail
template<class L, template<class...> class P> using mp_count_if = typename detail::mp_count_if_impl<L, P>::type;
// mp_contains<L, V>
template<class L, class V> using mp_contains = mp_to_bool<mp_count<L, V>>;