rexylib/include/rexy/meta.hpp
2021-04-11 19:13:08 -07:00

40 lines
1.1 KiB
C++

/**
This file is a part of rexy's general purpose library
Copyright (C) 2021 rexy712
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 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 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 REXY_META_HPP
#define REXY_META_HPP
#include "rexy.hpp"
namespace rexy{
template<int... Is>
struct sequence_tuple{};
template<int I, int... Is>
struct sequence_gen : public sequence_gen<I-1, Is..., sizeof...(Is)>{};
template<int... Is>
struct sequence_gen<0,Is...>{
using type = sequence_tuple<Is...>;
};
template<int... Is>
using sequence_gen_t = typename sequence_gen<Is...>::type;
}
#endif