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35 lines
634 B
C++
35 lines
634 B
C++
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// This file is part of the mcl project.
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// Copyright (c) 2022 merryhime
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// SPDX-License-Identifier: MIT
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#pragma once
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#include <iterator>
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namespace mcl::iterator {
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namespace detail {
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template<typename T>
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struct reverse_adapter {
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T& iterable;
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constexpr auto begin() {
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using namespace std;
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return rbegin(iterable);
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}
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constexpr auto end() {
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using namespace std;
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return rend(iterable);
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}
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};
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} // namespace detail
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template<typename T>
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constexpr detail::reverse_adapter<T> reverse(T&& iterable) {
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return detail::reverse_adapter<T>{iterable};
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}
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} // namespace mcl::iterator
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