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Sprout/sprout/operation/fit/erase_n.hpp
2016-02-25 18:48:28 +09:00

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2.1 KiB
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/*=============================================================================
Copyright (c) 2011-2016 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_FIT_ERASE_N_HPP
#define SPROUT_OPERATION_FIT_ERASE_N_HPP
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/operation/fixed/erase_n.hpp>
#include <sprout/sub_array/sub_array.hpp>
#include <sprout/sub_array/sub.hpp>
namespace sprout {
namespace fit {
namespace results {
//
// erase_n
//
template<std::size_t N, typename Container>
struct erase_n {
public:
typedef sprout::sub_array<
typename sprout::container_traits<
typename sprout::fixed::results::erase_n<N, Container>::type
>::internal_type
> type;
};
} // namespace results
//
// erase_n
//
template<std::size_t N, typename Container>
inline SPROUT_CONSTEXPR typename sprout::fit::results::erase_n<N, Container>::type
erase_n(Container const& cont, typename sprout::container_traits<Container>::const_iterator pos) {
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::erase_n<N>(cont, pos)),
sprout::internal_begin_offset(cont),
sprout::internal_end_offset(cont) - 1
);
}
template<std::size_t N, typename Container>
inline SPROUT_CONSTEXPR typename sprout::fit::results::erase_n<N, Container>::type
erase_n(Container const& cont, typename sprout::container_traits<Container>::difference_type pos) {
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::erase_n<N>(cont, pos)),
sprout::internal_begin_offset(cont),
sprout::internal_end_offset(cont) - 1
);
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_OPERATION_FIT_ERASE_N_HPP