116 lines
3.5 KiB
C++
116 lines
3.5 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// \file move.hpp
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///
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/// \brief This internal header provides the definition of the move and forward
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////////////////////////////////////////////////////////////////////////////////
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/*
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The MIT License (MIT)
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Copyright (c) 2020 Matthew Rodusek All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef BPSTD_DETAIL_MOVE_HPP
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#define BPSTD_DETAIL_MOVE_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "config.hpp"
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#include <type_traits>
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BPSTD_COMPILER_DIAGNOSTIC_PREAMBLE
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namespace bpstd {
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//----------------------------------------------------------------------------
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// Utilities
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//----------------------------------------------------------------------------
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/// \{
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/// \brief Forwards a reference \p t
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///
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/// \tparam T the type to forward
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/// \param t the reference
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/// \return the forwarded reference
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template <typename T>
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constexpr T&& forward(typename std::remove_reference<T>::type& t) noexcept;
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template <typename T>
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constexpr T&& forward(typename std::remove_reference<T>::type&& t) noexcept;
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/// \}
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/// \brief Casts \p x to an rvalue
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///
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/// \param x the parameter to move
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/// \return rvalue reference to \p x
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template <typename T>
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constexpr T&& move(T& x) noexcept;
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/// \brief Casts \p x to an rvalue
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///
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/// \param x the parameter to move
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/// \return rvalue reference to \p x
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template <typename T>
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constexpr typename std::remove_reference<T>::type&& move(T&& x) noexcept;
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} // namespace bpstd
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//------------------------------------------------------------------------------
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// Utilities
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//------------------------------------------------------------------------------
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template <typename T>
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inline BPSTD_INLINE_VISIBILITY constexpr
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T&& bpstd::forward(typename std::remove_reference<T>::type& t)
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noexcept
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{
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return static_cast<T&&>(t);
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}
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template <typename T>
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inline BPSTD_INLINE_VISIBILITY constexpr
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T&& bpstd::forward(typename std::remove_reference<T>::type&& t)
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noexcept
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{
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return static_cast<T&&>(t);
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}
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template <typename T>
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inline BPSTD_INLINE_VISIBILITY constexpr
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T&& bpstd::move(T& x)
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noexcept
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{
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return static_cast<T&&>(x);
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}
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template <typename T>
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inline BPSTD_INLINE_VISIBILITY constexpr
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typename std::remove_reference<T>::type&& bpstd::move(T&& x)
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noexcept
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{
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return static_cast<T&&>(x);
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}
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BPSTD_COMPILER_DIAGNOSTIC_POSTAMBLE
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#endif /* BPSTD_DETAIL_MOVE_HPP */
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