sol2/sol/proxy_base.hpp
2016-03-31 12:12:04 -04:00

58 lines
2.5 KiB
C++

// The MIT License (MIT)
// Copyright (c) 2013-2016 Rapptz, ThePhD and contributors
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#ifndef SOL_PROXY_BASE_HPP
#define SOL_PROXY_BASE_HPP
#include "reference.hpp"
#include "tuple.hpp"
#include "stack.hpp"
namespace sol {
template <typename Super>
struct proxy_base {
operator std::string() const {
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
return super.template get<std::string>();
}
template <typename... Args>
operator std::tuple<Args...>() const {
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
return detail::forward_tuple(super.template get<std::tuple<Args...>>());
}
template<typename T, meta::EnableIf<meta::Not<meta::is_specialization_of<meta::Unqualified<T>, std::tuple>>, meta::Not<meta::is_string_constructible<T>>, is_proxy_primitive<meta::Unqualified<T>>> = 0>
operator T ( ) const {
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
return super.template get<T>( );
}
template<typename T, meta::EnableIf<meta::Not<meta::is_specialization_of<meta::Unqualified<T>, std::tuple>>, meta::Not<meta::is_string_constructible<T>>, meta::Not<is_proxy_primitive<meta::Unqualified<T>>>> = 0>
operator T& ( ) const {
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
return super.template get<T&>( );
}
};
} // sol
#endif // SOL_PROXY_BASE_HPP