h2-mod/deps/sol2/include/sol/function_result.hpp
2024-03-07 03:33:59 -05:00

79 lines
3.1 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_FUNCTION_RESULT_HPP
#define SOL_FUNCTION_RESULT_HPP
#include <sol/protected_function_result.hpp>
#include <sol/unsafe_function_result.hpp>
#include <cstdint>
namespace sol {
namespace detail {
template <>
struct is_speshul<unsafe_function_result> : std::true_type { };
template <>
struct is_speshul<protected_function_result> : std::true_type { };
template <std::size_t I, typename... Args, typename T>
stack_proxy get(types<Args...>, meta::index_value<0>, meta::index_value<I>, const T& fr) {
return stack_proxy(fr.lua_state(), fr.stack_index() + static_cast<int>(I));
}
template <std::size_t I, std::size_t N, typename Arg, typename... Args, typename T, meta::enable<meta::boolean<(N > 0)>> = meta::enabler>
stack_proxy get(types<Arg, Args...>, meta::index_value<N>, meta::index_value<I>, const T& fr) {
return get(types<Args...>(), meta::index_value<N - 1>(), meta::index_value<I + lua_size<Arg>::value>(), fr);
}
} // namespace detail
template <>
struct tie_size<unsafe_function_result> : std::integral_constant<std::size_t, SIZE_MAX> { };
template <>
struct tie_size<protected_function_result> : std::integral_constant<std::size_t, SIZE_MAX> { };
template <std::size_t I>
stack_proxy get(const unsafe_function_result& fr) {
return stack_proxy(fr.lua_state(), fr.stack_index() + static_cast<int>(I));
}
template <std::size_t I, typename... Args>
stack_proxy get(types<Args...> t, const unsafe_function_result& fr) {
return detail::get(t, meta::index_value<I>(), meta::index_value<0>(), fr);
}
template <std::size_t I>
stack_proxy get(const protected_function_result& fr) {
return stack_proxy(fr.lua_state(), fr.stack_index() + static_cast<int>(I));
}
template <std::size_t I, typename... Args>
stack_proxy get(types<Args...> t, const protected_function_result& fr) {
return detail::get(t, meta::index_value<I>(), meta::index_value<0>(), fr);
}
} // namespace sol
#endif // SOL_FUNCTION_RESULT_HPP