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https://github.com/ThePhD/sol2.git
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0e19156d52
Add name of project at top of license fix container_traits with respect to boost::property_tree: Fixes #554 fix as_table with a vector of tuples (forward_get ignored constness): Fixes #552
93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
// sol2
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// The MIT License (MIT)
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// Copyright (c) 2013-2017 Rapptz, ThePhD and contributors
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// 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, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef SOL_IN_PLACE_HPP
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#define SOL_IN_PLACE_HPP
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#include <cstddef>
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#include <utility>
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namespace sol {
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#ifdef SOL_CXX17_FEATURES
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using in_place_t = std::in_place_t;
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constexpr std::in_place_t in_place{};
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constexpr std::in_place_t in_place_of{};
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template <typename T>
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using in_place_type_t = std::in_place_type_t<T>;
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template <typename T>
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constexpr std::in_place_type_t<T> in_place_type{};
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template <size_t I>
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using in_place_index_t = std::in_place_index_t<I>;
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template <size_t I>
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constexpr in_place_index_t<I> in_place_index{};
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#else
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namespace detail {
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struct in_place_of_tag {};
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template <std::size_t I>
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struct in_place_of_i {};
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template <typename T>
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struct in_place_of_t {};
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} // namespace detail
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struct in_place_tag {
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constexpr in_place_tag() = default;
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};
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constexpr inline in_place_tag in_place(detail::in_place_of_tag) {
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return in_place_tag();
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}
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template <typename T>
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constexpr inline in_place_tag in_place(detail::in_place_of_t<T>) {
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return in_place_tag();
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}
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template <std::size_t I>
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constexpr inline in_place_tag in_place(detail::in_place_of_i<I>) {
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return in_place_tag();
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}
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constexpr inline in_place_tag in_place_of(detail::in_place_of_tag) {
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return in_place_tag();
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}
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template <typename T>
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constexpr inline in_place_tag in_place_type(detail::in_place_of_t<T>) {
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return in_place_tag();
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}
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template <std::size_t I>
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constexpr inline in_place_tag in_place_index(detail::in_place_of_i<I>) {
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return in_place_tag();
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}
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using in_place_t = in_place_tag (&)(detail::in_place_of_tag);
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template <typename T>
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using in_place_type_t = in_place_tag (&)(detail::in_place_of_t<T>);
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template <std::size_t I>
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using in_place_index_t = in_place_tag (&)(detail::in_place_of_i<I>);
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#endif
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} // namespace sol
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#endif // SOL_IN_PLACE_HPP
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