rjp/rjp++/include/rjp_util.hpp

54 lines
1.4 KiB
C++

/**
rjp++
Copyright (C) 2020 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 RJP_UTIL_HPP
#define RJP_UTIL_HPP
#include <rjp.h>
#include "integral.hpp"
namespace rjp{
template<class To, class From>
auto convert_to(From&& from){
return To(std::forward<From>(from));
}
template<class To, class From>
auto steal_as(From&& from){
return To(std::move(from));
}
template<class To, class From>
auto borrow_as(From&& from){
return To(const_cast<RJP_value*>(from.raw()), false);
}
namespace detail{
template<class Val>
void set_to_underlying(RJP_value* val, typename Val::underlying_type);
template<>
void set_to_underlying<rjp::integer>(RJP_value* val, RJP_int i);
template<>
void set_to_underlying<rjp::dfloat>(RJP_value* val, RJP_float f);
template<>
void set_to_underlying<rjp::boolean>(RJP_value* val, RJP_bool b);
}
}
#endif