135 lines
5.3 KiB
C++
135 lines
5.3 KiB
C++
// sol2
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// The MIT License (MIT)
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// Copyright (c) 2013-2022 Rapptz, ThePhD and contributors
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef SOL_USERDATA_HPP
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#define SOL_USERDATA_HPP
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#include <sol/object_base.hpp>
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#include <sol/table.hpp>
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namespace sol {
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template <typename base_type>
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class basic_userdata : public basic_table<base_type> {
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private:
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using base_t = basic_table<base_type>;
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public:
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using base_t::lua_state;
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basic_userdata() noexcept = default;
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template <typename T,
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meta::enable<meta::neg<std::is_same<meta::unqualified_t<T>, basic_userdata>>, meta::neg<std::is_same<base_t, stack_reference>>,
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is_lua_reference<meta::unqualified_t<T>>> = meta::enabler>
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basic_userdata(T&& r) noexcept : base_t(std::forward<T>(r)) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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if (!is_userdata<meta::unqualified_t<T>>::value) {
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auto pp = stack::push_pop(*this);
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type_assert(lua_state(), -1, type::userdata);
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}
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#endif // Safety
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}
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basic_userdata(const basic_userdata&) = default;
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basic_userdata(basic_userdata&&) = default;
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basic_userdata& operator=(const basic_userdata&) = default;
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basic_userdata& operator=(basic_userdata&&) = default;
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basic_userdata(const stack_reference& r) : basic_userdata(r.lua_state(), r.stack_index()) {
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}
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basic_userdata(stack_reference&& r) : basic_userdata(r.lua_state(), r.stack_index()) {
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}
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template <typename T, meta::enable<is_lua_reference<meta::unqualified_t<T>>> = meta::enabler>
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basic_userdata(lua_State* L, T&& r) : base_t(L, std::forward<T>(r)) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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auto pp = stack::push_pop(*this);
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constructor_handler handler {};
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stack::check<basic_userdata>(L, -1, handler);
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#endif // Safety
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}
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basic_userdata(lua_State* L, int index = -1) : base_t(detail::no_safety, L, index) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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constructor_handler handler {};
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stack::check<basic_userdata>(L, index, handler);
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#endif // Safety
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}
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basic_userdata(lua_State* L, ref_index index) : base_t(detail::no_safety, L, index) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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auto pp = stack::push_pop(*this);
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constructor_handler handler {};
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stack::check<basic_userdata>(L, -1, handler);
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#endif // Safety
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}
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};
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template <typename base_type>
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class basic_lightuserdata : public basic_object_base<base_type> {
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typedef basic_object_base<base_type> base_t;
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public:
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using base_t::lua_state;
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basic_lightuserdata() noexcept = default;
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template <typename T,
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meta::enable<meta::neg<std::is_same<meta::unqualified_t<T>, basic_lightuserdata>>, meta::neg<std::is_same<base_t, stack_reference>>,
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is_lua_reference<meta::unqualified_t<T>>> = meta::enabler>
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basic_lightuserdata(T&& r) noexcept : base_t(std::forward<T>(r)) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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if (!is_lightuserdata<meta::unqualified_t<T>>::value) {
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auto pp = stack::push_pop(*this);
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type_assert(lua_state(), -1, type::lightuserdata);
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}
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#endif // Safety
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}
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basic_lightuserdata(const basic_lightuserdata&) = default;
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basic_lightuserdata(basic_lightuserdata&&) = default;
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basic_lightuserdata& operator=(const basic_lightuserdata&) = default;
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basic_lightuserdata& operator=(basic_lightuserdata&&) = default;
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basic_lightuserdata(const stack_reference& r) : basic_lightuserdata(r.lua_state(), r.stack_index()) {
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}
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basic_lightuserdata(stack_reference&& r) : basic_lightuserdata(r.lua_state(), r.stack_index()) {
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}
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template <typename T, meta::enable<is_lua_reference<meta::unqualified_t<T>>> = meta::enabler>
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basic_lightuserdata(lua_State* L, T&& r) : basic_lightuserdata(L, std::forward<T>(r)) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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auto pp = stack::push_pop(*this);
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constructor_handler handler {};
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stack::check<basic_lightuserdata>(lua_state(), -1, handler);
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#endif // Safety
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}
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basic_lightuserdata(lua_State* L, int index = -1) : base_t(L, index) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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constructor_handler handler {};
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stack::check<basic_lightuserdata>(L, index, handler);
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#endif // Safety
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}
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basic_lightuserdata(lua_State* L, ref_index index) : base_t(L, index) {
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#if SOL_IS_ON(SOL_SAFE_REFERENCES)
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auto pp = stack::push_pop(*this);
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constructor_handler handler {};
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stack::check<basic_lightuserdata>(lua_state(), index, handler);
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#endif // Safety
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}
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};
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} // namespace sol
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#endif // SOL_USERDATA_HPP
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