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60 lines
2.0 KiB
C++
60 lines
2.0 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 Spermission 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_TO_STRING_HPP
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#define SOL_TO_STRING_HPP
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#include <sol/forward.hpp>
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#include <sol/object.hpp>
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#include <cstddef>
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#include <string>
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namespace sol::utility {
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// Converts any object into a string using luaL_tolstring.
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//
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// Note: Uses the metamethod __tostring if available.
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inline std::string to_string(const sol::stack_object& object) {
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std::size_t len;
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const char* str = luaL_tolstring(object.lua_state(), object.stack_index(), &len);
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auto result = std::string(str, len);
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// luaL_tolstring pushes the string onto the stack, but since
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// we have copied it into our std::string by now we should
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// remove it from the stack.
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lua_pop(object.lua_state(), 1);
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return result;
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}
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inline std::string to_string(const sol::object& object) {
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auto pp = sol::stack::push_pop(object);
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return to_string(sol::stack_object(object.lua_state(), -1));
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}
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} // namespace sol::utility
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#endif // SOL_IS_INTEGER_HPP
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