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Sprout/sprout/range/algorithm/equal_range.hpp
bolero-MURAKAMI cb1077d247 add copyright
2013-08-08 18:54:33 +09:00

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/*=============================================================================
Copyright (c) 2011-2013 Bolero MURAKAMI
Copyright (C) 2011 RiSK (sscrisk)
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_RANGE_ALGORITHM_EQUAL_RANGE_HPP
#define SPROUT_RANGE_ALGORITHM_EQUAL_RANGE_HPP
#include <sprout/config.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/range/type_traits/lvalue_range.hpp>
#include <sprout/algorithm/equal_range.hpp>
namespace sprout {
namespace range {
namespace detail {
template<typename ForwardRange, typename Pair>
inline SPROUT_CONSTEXPR typename sprout::range::lvalue_range<ForwardRange>::type
pair_to_range(Pair const& pair) {
return {pair.first, pair.second};
}
} // namespace detail
// 25.4.3.3 equal_range
template<typename ForwardRange, typename T>
inline SPROUT_CONSTEXPR typename sprout::range::lvalue_range<ForwardRange>::type
equal_range(ForwardRange&& range, T const& value) {
return sprout::range::detail::pair_to_range<ForwardRange>(
sprout::equal_range(
sprout::begin(sprout::forward<ForwardRange>(range)),
sprout::end(sprout::forward<ForwardRange>(range)),
value
)
);
}
template<typename ForwardRange, typename T, typename Compare>
inline SPROUT_CONSTEXPR typename sprout::range::lvalue_range<ForwardRange>::type
equal_range(ForwardRange&& range, T const& value, Compare comp) {
return sprout::range::detail::pair_to_range<ForwardRange>(
sprout::equal_range(
sprout::begin(sprout::forward<ForwardRange>(range)),
sprout::end(sprout::forward<ForwardRange>(range)),
value,
comp
)
);
}
} // namespace range
} // namespace sprout
#endif // #ifndef SPROUT_RANGE_ALGORITHM_EQUAL_RANGE_HPP