69 lines
2.6 KiB
C++
69 lines
2.6 KiB
C++
|
// sol2
|
||
|
|
||
|
// The MIT License (MIT)
|
||
|
|
||
|
// Copyright (c) 2013-2022 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 <sol/reference.hpp>
|
||
|
#include <sol/tuple.hpp>
|
||
|
#include <sol/stack.hpp>
|
||
|
|
||
|
namespace sol {
|
||
|
struct proxy_base_tag { };
|
||
|
|
||
|
namespace detail {
|
||
|
template <typename T>
|
||
|
using proxy_key_t = meta::conditional_t<meta::is_specialization_of_v<meta::unqualified_t<T>, std::tuple>, T,
|
||
|
std::tuple<meta::conditional_t<std::is_array_v<meta::unqualified_t<T>>, std::remove_reference_t<T>&, meta::unqualified_t<T>>>>;
|
||
|
}
|
||
|
|
||
|
template <typename Super>
|
||
|
struct proxy_base : public proxy_base_tag {
|
||
|
lua_State* lua_state() const {
|
||
|
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
|
||
|
return super.lua_state();
|
||
|
}
|
||
|
|
||
|
operator std::string() const {
|
||
|
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
|
||
|
return super.template get<std::string>();
|
||
|
}
|
||
|
|
||
|
template <typename T, meta::enable<meta::neg<meta::is_string_constructible<T>>, is_proxy_primitive<meta::unqualified_t<T>>> = meta::enabler>
|
||
|
operator T() const {
|
||
|
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
|
||
|
return super.template get<T>();
|
||
|
}
|
||
|
|
||
|
template <typename T,
|
||
|
meta::enable<meta::neg<meta::is_string_constructible<T>>, meta::neg<is_proxy_primitive<meta::unqualified_t<T>>>> = meta::enabler>
|
||
|
operator T&() const {
|
||
|
const Super& super = *static_cast<const Super*>(static_cast<const void*>(this));
|
||
|
return super.template get<T&>();
|
||
|
}
|
||
|
};
|
||
|
|
||
|
} // namespace sol
|
||
|
|
||
|
#endif // SOL_PROXY_BASE_HPP
|