mirror of https://github.com/axmolengine/axmol.git
76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
/// \file
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// Range v3 library
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//
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// Copyright Eric Niebler 2014-present
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//
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// Use, modification and distribution is subject to the
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// Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// Project home: https://github.com/ericniebler/range-v3
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//
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#ifndef RANGES_V3_ALGORITHM_REVERSE_COPY_HPP
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#define RANGES_V3_ALGORITHM_REVERSE_COPY_HPP
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#include <meta/meta.hpp>
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#include <range/v3/range_fwd.hpp>
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#include <range/v3/algorithm/result_types.hpp>
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#include <range/v3/iterator/concepts.hpp>
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#include <range/v3/iterator/operations.hpp>
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#include <range/v3/iterator/traits.hpp>
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#include <range/v3/range/access.hpp>
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#include <range/v3/range/concepts.hpp>
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#include <range/v3/range/dangling.hpp>
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#include <range/v3/range/traits.hpp>
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#include <range/v3/utility/static_const.hpp>
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#include <range/v3/detail/prologue.hpp>
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namespace ranges
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{
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/// \addtogroup group-algorithms
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/// @{
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template<typename I, typename O>
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using reverse_copy_result = detail::in_out_result<I, O>;
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RANGES_FUNC_BEGIN(reverse_copy)
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/// \brief function template \c reverse_copy
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template(typename I, typename S, typename O)(
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requires bidirectional_iterator<I> AND sentinel_for<S, I> AND
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weakly_incrementable<O> AND indirectly_copyable<I, O>)
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constexpr reverse_copy_result<I, O> RANGES_FUNC(reverse_copy)(I first, S end_, O out) //
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{
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I last = ranges::next(first, end_), res = last;
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for(; first != last; ++out)
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*out = *--last;
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return {res, out};
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}
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/// \overload
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template(typename Rng, typename O)(
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requires bidirectional_range<Rng> AND weakly_incrementable<O> AND
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indirectly_copyable<iterator_t<Rng>, O>)
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constexpr reverse_copy_result<borrowed_iterator_t<Rng>, O> //
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RANGES_FUNC(reverse_copy)(Rng && rng, O out) //
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{
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return (*this)(begin(rng), end(rng), std::move(out));
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}
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RANGES_FUNC_END(reverse_copy)
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namespace cpp20
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{
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using ranges::reverse_copy;
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using ranges::reverse_copy_result;
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} // namespace cpp20
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/// @}
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} // namespace ranges
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#include <range/v3/detail/epilogue.hpp>
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#endif
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