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Sprout/sprout/operation/fixed/pop_back.hpp
2019-01-07 17:47:17 +09:00

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/*=============================================================================
Copyright (c) 2011-2019 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)
=============================================================================*/
#ifndef SPROUT_OPERATION_FIXED_POP_BACK_HPP
#define SPROUT_OPERATION_FIXED_POP_BACK_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/index_tuple/metafunction.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/container/indexes.hpp>
#include <sprout/operation/fixed/erase.hpp>
namespace sprout {
namespace fixed {
namespace results {
//
// pop_back
//
template<typename Container>
struct pop_back
: public sprout::fixed::results::erase<Container>
{};
} // namespace results
//
// pop_back
//
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::fixed::results::pop_back<Container>::type
pop_back(Container const& cont) {
return sprout::fixed::detail::erase_impl<typename sprout::fixed::results::pop_back<Container>::type>(
cont,
sprout::container_indexes<typename sprout::fixed::results::pop_back<Container>::type>::make(),
sprout::internal_end_offset(cont) - 1
);
}
} // namespace fixed
namespace results {
using sprout::fixed::results::pop_back;
} // namespace results
using sprout::fixed::pop_back;
} // namespace sprout
#endif // #ifndef SPROUT_OPERATION_FIXED_POP_BACK_HPP