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Diffstat (limited to 'src/third_party/boost-1.69.0/boost/range/algorithm/reverse.hpp')
-rw-r--r-- | src/third_party/boost-1.69.0/boost/range/algorithm/reverse.hpp | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/third_party/boost-1.69.0/boost/range/algorithm/reverse.hpp b/src/third_party/boost-1.69.0/boost/range/algorithm/reverse.hpp new file mode 100644 index 00000000000..20a7eb1823d --- /dev/null +++ b/src/third_party/boost-1.69.0/boost/range/algorithm/reverse.hpp @@ -0,0 +1,50 @@ +// Copyright Neil Groves 2009. Use, modification and +// distribution is subject to 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) +// +// +// For more information, see http://www.boost.org/libs/range/ +// +#ifndef BOOST_RANGE_ALGORITHM_REVERSE_HPP_INCLUDED +#define BOOST_RANGE_ALGORITHM_REVERSE_HPP_INCLUDED + +#include <boost/concept_check.hpp> +#include <boost/range/begin.hpp> +#include <boost/range/end.hpp> +#include <boost/range/concepts.hpp> +#include <boost/range/detail/range_return.hpp> +#include <algorithm> + +namespace boost +{ + namespace range + { + +/// \brief template function reverse +/// +/// range-based version of the reverse std algorithm +/// +/// \pre BidirectionalRange is a model of the BidirectionalRangeConcept +template<class BidirectionalRange> +inline BidirectionalRange& reverse(BidirectionalRange& rng) +{ + BOOST_RANGE_CONCEPT_ASSERT(( BidirectionalRangeConcept<BidirectionalRange> )); + std::reverse(boost::begin(rng), boost::end(rng)); + return rng; +} + +/// \overload +template<class BidirectionalRange> +inline const BidirectionalRange& reverse(const BidirectionalRange& rng) +{ + BOOST_RANGE_CONCEPT_ASSERT(( BidirectionalRangeConcept<const BidirectionalRange> )); + std::reverse(boost::begin(rng), boost::end(rng)); + return rng; +} + + } // namespace range + using range::reverse; +} // namespace boost + +#endif // include guard |