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Sprout/sprout/algorithm/fit/remove_copy.hpp
2016-04-01 23:37:48 +09:00

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2.2 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_ALGORITHM_FIT_REMOVE_COPY_HPP
#define SPROUT_ALGORITHM_FIT_REMOVE_COPY_HPP
#include <sprout/config.hpp>
#include <sprout/iterator/distance.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/algorithm/count.hpp>
#include <sprout/algorithm/fixed/remove_copy.hpp>
#include <sprout/algorithm/fit/results.hpp>
#include <sprout/sub_array/sub_array.hpp>
#include <sprout/sub_array/sub.hpp>
#include <sprout/iterator/type_traits/category.hpp>
namespace sprout {
namespace fit {
namespace detail {
template<typename InputIterator, typename Result, typename T>
inline SPROUT_CONSTEXPR typename sprout::fit::results::algorithm<Result>::type
remove_copy_impl(
InputIterator const& first, InputIterator const& last, Result const& result, T const& value,
typename sprout::container_traits<Result>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::remove_copy(first, last, result, value)),
offset,
offset + sprout::fit_size(result, sprout::distance(first, last) - sprout::count(first, last, value))
);
}
} // namespace detail
//
// remove_copy
//
template<typename InputIterator, typename Result, typename T>
inline SPROUT_CONSTEXPR typename sprout::fit::results::algorithm<Result>::type
remove_copy(InputIterator first, InputIterator last, Result const& result, T const& value) {
static_assert(sprout::is_forward_iterator<InputIterator>::value, "Sorry, not implemented.");
return sprout::fit::detail::remove_copy_impl(first, last, result, value, sprout::internal_begin_offset(result));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIT_REMOVE_COPY_HPP