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Diffstat (limited to 'src/common/Utilities/advstd.h')
| -rw-r--r-- | src/common/Utilities/advstd.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/common/Utilities/advstd.h b/src/common/Utilities/advstd.h new file mode 100644 index 00000000000..7514f156050 --- /dev/null +++ b/src/common/Utilities/advstd.h @@ -0,0 +1,52 @@ +/* + * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef TRINITY_ADVSTD_H +#define TRINITY_ADVSTD_H + +#include <cstddef> +#include <initializer_list> +#include <type_traits> + +// this namespace holds implementations of upcoming stdlib features that our c++ version doesn't have yet +namespace advstd +{ + // C++17 std::size + template <typename C> + constexpr auto size(const C& c) { return c.size(); } + + template <typename T, std::size_t N> + constexpr std::size_t size(const T(&)[N]) noexcept { return N; } + + // C++17 std::data + template <typename C> + constexpr auto data(C& c) { return c.data(); } + + template <typename C> + constexpr auto data(C const& c) { return c.data(); } + + template <typename T, std::size_t N> + constexpr T* data(T(&a)[N]) noexcept { return a; } + + template <typename T, std::size_t N> + constexpr T const* data(const T(&a)[N]) noexcept { return a; } + + template <typename T> + constexpr T const* data(std::initializer_list<T> l) noexcept { return l.begin(); } +} + +#endif |
