47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/**
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This file is a part of rexy's general purpose library
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Copyright (C) 2022 rexy712
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef REXY_COMPAT_CPP20_CX_STRING_HPP
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#define REXY_COMPAT_CPP20_CX_STRING_HPP
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#include "../../../string_base.hpp" //string_cat_expr
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#include "../../../string_view.hpp" //string_view
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#include <utility> //forward
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namespace rexy{
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template<class T>
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concept CxString = cx::is_cx_string<T>::value;
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}
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namespace rexy::cx{
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template<CxString Str1, CxString Str2>
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constexpr auto operator+(Str1&& l, Str2&& r)noexcept{
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return string_cat_expr(std::forward<Str1>(l), std::forward<Str2>(r));
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}
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template<CxString Str1>
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constexpr auto operator+(Str1&& l, const char* r)noexcept{
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return string_cat_expr(std::forward<Str1>(l), rexy::basic_string_view<char>(r));
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}
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template<CxString Str1>
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constexpr auto operator+(const char* l, Str1&& r)noexcept{
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return string_cat_expr(rexy::basic_string_view<char>(l), std::forward<Str1>(r));
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}
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}
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#endif
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