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https://github.com/ThePhD/sol2.git
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63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
// The MIT License (MIT)
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// Copyright (c) 2013 Danny Y., Rapptz
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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_TABLE_HPP
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#define SOL_TABLE_HPP
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#include "stack.hpp"
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namespace sol {
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class table : virtual public reference {
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public:
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table() noexcept: reference{} {}
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table(lua_State* L, int index = -1): reference(L, index) {
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type_assert(L, index, type::table);
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}
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template<typename T, typename U>
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T get(U&& key) const {
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push();
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stack::push(state(), std::forward<U>(key));
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lua_gettable(state(), -2);
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type_assert(state(), -1, type_of<T>());
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auto result = stack::pop<T>(state());
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lua_pop(state(), 1);
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return result;
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}
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template<typename T, typename U>
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table& set(T&& key, U&& value) {
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push();
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stack::push(state(), std::forward<T>(key));
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stack::push(state(), std::forward<U>(value));
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lua_settable(state(), -3);
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lua_pop(state(), 1);
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return *this;
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}
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size_t size() const {
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push();
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return lua_rawlen(state(), -1);
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}
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};
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} // sol
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#endif // SOL_TABLE_HPP
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