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Sprout/sprout/utility/pair/pair.hpp

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add copyright
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/*=============================================================================
Copyright (c) 2011-2013 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
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)
=============================================================================*/
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#ifndef SPROUT_UTILITY_PAIR_PAIR_HPP
#define SPROUT_UTILITY_PAIR_PAIR_HPP
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#include <utility>
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#include <type_traits>
#include <sprout/config.hpp>
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#include <sprout/index_tuple/metafunction.hpp>
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#include <sprout/utility/forward.hpp>
#include <sprout/utility/swap.hpp>
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#include <sprout/utility/pair/pair_decl.hpp>
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#include <sprout/tuple/tuple/tuple.hpp>
#include <sprout/tuple/tuple/get.hpp>
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namespace sprout {
//
// pair
//
template <typename T1, typename T2>
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template <typename... Args1, typename... Args2, sprout::index_t... Indexes1, sprout::index_t... Indexes2>
inline SPROUT_CONSTEXPR sprout::pair<T1, T2>::pair(
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sprout::tuples::tuple<Args1...> first_args, sprout::tuples::tuple<Args2...> second_args,
sprout::index_tuple<Indexes1...>, sprout::index_tuple<Indexes2...>
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)
: first(sprout::tuples::get<Indexes1>(first_args)...)
, second(sprout::tuples::get<Indexes2>(second_args)...)
{}
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#if SPROUT_USE_DELEGATING_CONSTRUCTORS
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template <typename T1, typename T2>
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template<
typename... Args1, typename... Args2,
typename
>
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inline SPROUT_CONSTEXPR sprout::pair<T1, T2>::pair(
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std::piecewise_construct_t,
sprout::tuples::tuple<Args1...> first_args, sprout::tuples::tuple<Args2...> second_args
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)
: pair(
first_args,
second_args,
support for N3658 (Compile-time integer sequences): index_tuple rename: integer_seq -> integer_sequence, make_integer_sequence -> make_integer_sequence add unsigned-index sequence: index_sequence(alias), make_index_sequence, index_sequence_for add: integer_pack, index_pack
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sprout::index_pack<Args1...>::make(),
sprout::index_pack<Args2...>::make()
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)
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{}
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#endif // #if SPROUT_USE_DELEGATING_CONSTRUCTORS
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template <typename T1, typename T2>
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template<
typename U, typename V,
typename
>
inline SPROUT_CONSTEXPR sprout::pair<T1, T2>::pair(sprout::tuples::tuple<U, V> const& other)
: first(sprout::tuples::get<0>(other))
, second(sprout::tuples::get<1>(other))
{}
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template <typename T1, typename T2>
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template<
typename U, typename V,
typename
>
inline SPROUT_CONSTEXPR sprout::pair<T1, T2>::pair(sprout::tuples::tuple<U, V>&& other)
: first(sprout::forward<U>(sprout::tuples::get<0>(other)))
, second(sprout::forward<V>(sprout::tuples::get<1>(other)))
{}
template <typename T1, typename T2>
template<
typename U, typename V,
typename
>
inline sprout::pair<T1, T2>& sprout::pair<T1, T2>::operator=(sprout::tuples::tuple<U, V> const& rhs) {
first = sprout::tuples::get<0>(rhs);
second = sprout::tuples::get<0>(rhs);
return *this;
}
template <typename T1, typename T2>
template<
typename U, typename V,
typename
>
inline sprout::pair<T1, T2>& sprout::pair<T1, T2>::operator=(sprout::tuples::tuple<U, V>&& rhs) {
first = sprout::forward<U>(sprout::tuples::get<0>(rhs));
second = sprout::forward<V>(sprout::tuples::get<1>(rhs));
return *this;
}
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} // namespace sprout
#endif // #ifndef SPROUT_UTILITY_PAIR_PAIR_HPP
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