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https://github.com/bolero-MURAKAMI/Sprout.git
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106 lines
3.5 KiB
C++
106 lines
3.5 KiB
C++
#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/operation.hpp>
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#include <sprout/utility/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 Range, typename Pair>
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SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<Range>::type,
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typename sprout::range::range_return<Range>::type
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>
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pack_pair(Pair const& pair, Range&& range) {
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return {
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sprout::range::range_return<Range>::pack(pair.first, sprout::forward<Range>(range)),
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sprout::range::range_return<Range>::pack(pair.second, sprout::forward<Range>(range))
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};
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}
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template<sprout::range::range_return_value RetV, typename Range, typename Pair>
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SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<Range, RetV>::type,
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typename sprout::range::range_return<Range, RetV>::type
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>
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pack_pair(Pair const& pair, Range&& range) {
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return {
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sprout::range::range_return<Range, RetV>::pack(pair.first, sprout::forward<Range>(range)),
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sprout::range::range_return<Range, RetV>::pack(pair.second, sprout::forward<Range>(range))
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};
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}
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} // namespace detail
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// Copyright (C) 2011 RiSK (sscrisk)
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// 25.4.7 Minimum and maximum
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template<typename Range>
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SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<Range>::type,
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typename sprout::range::range_return<Range>::type
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>
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minmax_element(Range&& range) {
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return sprout::range::detail::pack_pair<Range>(
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sprout::minmax_element(
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sprout::begin(sprout::forward<Range>(range)),
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sprout::end(sprout::forward<Range>(range))
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),
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sprout::forward<Range>(range)
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);
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}
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template<typename Range, typename Compare>
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SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<Range>::type,
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typename sprout::range::range_return<Range>::type
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>
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minmax_element(Range&& range, Compare comp) {
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return sprout::range::detail::pack_pair<Range>(
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sprout::minmax_element(
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sprout::begin(sprout::forward<Range>(range)),
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sprout::end(sprout::forward<Range>(range)),
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comp
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),
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sprout::forward<Range>(range)
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);
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}
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template<sprout::range::range_return_value RetV, typename Range>
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SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<Range, RetV>::type,
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typename sprout::range::range_return<Range, RetV>::type
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>
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minmax_element(Range&& range) {
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return sprout::range::detail::pack_pair<RetV, Range>(
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sprout::minmax_element(
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sprout::begin(sprout::forward<Range>(range)),
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sprout::end(sprout::forward<Range>(range))
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),
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sprout::forward<Range>(range)
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);
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}
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template<sprout::range::range_return_value RetV, typename Range, typename Compare>
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SPROUT_CONSTEXPR sprout::pair<
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typename sprout::range::range_return<Range, RetV>::type,
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typename sprout::range::range_return<Range, RetV>::type
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>
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minmax_element(Range&& range, Compare comp) {
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return sprout::range::detail::pack_pair<RetV, Range>(
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sprout::minmax_element(
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sprout::begin(sprout::forward<Range>(range)),
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sprout::end(sprout::forward<Range>(range)),
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comp
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),
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sprout::forward<Range>(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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