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/*
* This file is part of the AzerothCore 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 Affero General Public License as published by the
* Free Software Foundation; either version 3 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 Affero 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 _ACORE_ADV_STD_H_
#define _ACORE_ADV_STD_H_
#include <cstddef>
#include <type_traits>
// this namespace holds implementations of upcoming stdlib features that our c++ version doesn't have yet
namespace advstd
{
// This workaround for std::remove_cvref_t, std::type_identify is needed for GCC 8...
// TODO: remove when we drop GCC 8 support. https://en.cppreference.com/w/cpp/compiler_support/20
// C++20 advstd::remove_cvref_t
template <class T>
using remove_cvref_t = std::remove_cv_t<std::remove_reference_t<T>>;
// C++20 std::type_identity
template <typename T>
struct type_identity
{
using type = T;
};
// C++20 std::type_identity_t
template <typename T>
using type_identity_t = typename type_identity<T>::type;
}
#endif // _ADV_STD_H_
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