mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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115 lines
4.3 KiB
C++
115 lines
4.3 KiB
C++
/*=============================================================================
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Copyright (c) 2011 RiSK (sscrisk)
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https://github.com/sscrisk/CEL---ConstExpr-Library
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Copyright (c) 2011-2019 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_RANGE_ALGORITHM_MINMAX_ELEMENT_HPP
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#define SPROUT_RANGE_ALGORITHM_MINMAX_ELEMENT_HPP
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#include <sprout/config.hpp>
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#include <sprout/container/functions.hpp>
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#include <sprout/utility/forward.hpp>
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#include <sprout/utility/pair/pair.hpp>
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#include <sprout/range/range_return.hpp>
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#include <sprout/algorithm/minmax_element.hpp>
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namespace sprout {
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namespace range {
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namespace detail {
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template<typename ForwardRange, typename Pair>
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inline SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<ForwardRange>::type,
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typename sprout::range::range_return<ForwardRange>::type
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>
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pack_pair(Pair const& pair, ForwardRange&& range) {
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return {
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sprout::range::range_return<ForwardRange>::pack(pair.first, SPROUT_FORWARD(ForwardRange, range)),
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sprout::range::range_return<ForwardRange>::pack(pair.second, SPROUT_FORWARD(ForwardRange, range))
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};
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}
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template<sprout::range::range_return_value RetV, typename ForwardRange, typename Pair>
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inline SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<ForwardRange, RetV>::type,
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typename sprout::range::range_return<ForwardRange, RetV>::type
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>
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pack_pair(Pair const& pair, ForwardRange&& range) {
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return {
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sprout::range::range_return<ForwardRange, RetV>::pack(pair.first, SPROUT_FORWARD(ForwardRange, range)),
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sprout::range::range_return<ForwardRange, RetV>::pack(pair.second, SPROUT_FORWARD(ForwardRange, range))
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};
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}
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} // namespace detail
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// 25.4.7 Minimum and maximum
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template<typename ForwardRange>
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inline SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<ForwardRange>::type,
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typename sprout::range::range_return<ForwardRange>::type
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>
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minmax_element(ForwardRange&& range) {
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return sprout::range::detail::pack_pair<ForwardRange>(
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sprout::minmax_element(
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sprout::begin(SPROUT_FORWARD(ForwardRange, range)),
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sprout::end(SPROUT_FORWARD(ForwardRange, range))
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),
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SPROUT_FORWARD(ForwardRange, range)
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);
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}
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template<typename ForwardRange, typename Compare>
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inline SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<ForwardRange>::type,
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typename sprout::range::range_return<ForwardRange>::type
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>
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minmax_element(ForwardRange&& range, Compare comp) {
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return sprout::range::detail::pack_pair<ForwardRange>(
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sprout::minmax_element(
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sprout::begin(SPROUT_FORWARD(ForwardRange, range)),
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sprout::end(SPROUT_FORWARD(ForwardRange, range)),
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comp
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),
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SPROUT_FORWARD(ForwardRange, range)
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);
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}
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template<sprout::range::range_return_value RetV, typename ForwardRange>
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inline SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<ForwardRange, RetV>::type,
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typename sprout::range::range_return<ForwardRange, RetV>::type
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>
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minmax_element(ForwardRange&& range) {
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return sprout::range::detail::pack_pair<RetV, ForwardRange>(
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sprout::minmax_element(
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sprout::begin(SPROUT_FORWARD(ForwardRange, range)),
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sprout::end(SPROUT_FORWARD(ForwardRange, range))
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),
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SPROUT_FORWARD(ForwardRange, range)
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);
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}
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template<sprout::range::range_return_value RetV, typename ForwardRange, typename Compare>
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inline SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<ForwardRange, RetV>::type,
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typename sprout::range::range_return<ForwardRange, RetV>::type
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>
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minmax_element(ForwardRange&& range, Compare comp) {
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return sprout::range::detail::pack_pair<RetV, ForwardRange>(
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sprout::minmax_element(
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sprout::begin(SPROUT_FORWARD(ForwardRange, range)),
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sprout::end(SPROUT_FORWARD(ForwardRange, range)),
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comp
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),
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SPROUT_FORWARD(ForwardRange, range)
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);
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}
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} // namespace range
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} // namespace sprout
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#endif // #ifndef SPROUT_RANGE_ALGORITHM_MINMAX_ELEMENT_HPP
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