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Diffstat (limited to 'lib/sol2/include/sol/userdata.hpp')
| -rw-r--r-- | lib/sol2/include/sol/userdata.hpp | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/lib/sol2/include/sol/userdata.hpp b/lib/sol2/include/sol/userdata.hpp new file mode 100644 index 0000000..15c5635 --- /dev/null +++ b/lib/sol2/include/sol/userdata.hpp @@ -0,0 +1,142 @@ +// sol3 + +// The MIT License (MIT) + +// Copyright (c) 2013-2019 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_USERDATA_HPP +#define SOL_USERDATA_HPP + +#include "object_base.hpp" +#include "table.hpp" + +namespace sol { + template <typename base_type> + class basic_userdata : public basic_table<base_type> { + private: + using base_t = basic_table<base_type>; + + public: + using base_t::lua_state; + + basic_userdata() noexcept = default; + template <typename T, meta::enable<meta::neg<std::is_same<meta::unqualified_t<T>, basic_userdata>>, meta::neg<std::is_same<base_t, stack_reference>>, is_lua_reference<meta::unqualified_t<T>>> = meta::enabler> + basic_userdata(T&& r) noexcept + : base_t(std::forward<T>(r)) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + if (!is_userdata<meta::unqualified_t<T>>::value) { + auto pp = stack::push_pop(*this); + type_assert(lua_state(), -1, type::userdata); + } +#endif // Safety + } + basic_userdata(const basic_userdata&) = default; + basic_userdata(basic_userdata&&) = default; + basic_userdata& operator=(const basic_userdata&) = default; + basic_userdata& operator=(basic_userdata&&) = default; + basic_userdata(const stack_reference& r) + : basic_userdata(r.lua_state(), r.stack_index()) { + } + basic_userdata(stack_reference&& r) + : basic_userdata(r.lua_state(), r.stack_index()) { + } + template <typename T, meta::enable<is_lua_reference<meta::unqualified_t<T>>> = meta::enabler> + basic_userdata(lua_State* L, T&& r) + : base_t(L, std::forward<T>(r)) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + auto pp = stack::push_pop(*this); + constructor_handler handler{}; + stack::check<basic_userdata>(L, -1, handler); +#endif // Safety + } + basic_userdata(lua_State* L, int index = -1) + : base_t(detail::no_safety, L, index) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + constructor_handler handler{}; + stack::check<basic_userdata>(L, index, handler); +#endif // Safety + } + basic_userdata(lua_State* L, ref_index index) + : base_t(detail::no_safety, L, index) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + auto pp = stack::push_pop(*this); + constructor_handler handler{}; + stack::check<basic_userdata>(L, -1, handler); +#endif // Safety + } + }; + + template <typename base_type> + class basic_lightuserdata : public basic_object_base<base_type> { + typedef basic_object_base<base_type> base_t; + + public: + using base_t::lua_state; + + basic_lightuserdata() noexcept = default; + template <typename T, meta::enable<meta::neg<std::is_same<meta::unqualified_t<T>, basic_lightuserdata>>, meta::neg<std::is_same<base_t, stack_reference>>, is_lua_reference<meta::unqualified_t<T>>> = meta::enabler> + basic_lightuserdata(T&& r) noexcept + : base_t(std::forward<T>(r)) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + if (!is_lightuserdata<meta::unqualified_t<T>>::value) { + auto pp = stack::push_pop(*this); + type_assert(lua_state(), -1, type::lightuserdata); + } +#endif // Safety + } + basic_lightuserdata(const basic_lightuserdata&) = default; + basic_lightuserdata(basic_lightuserdata&&) = default; + basic_lightuserdata& operator=(const basic_lightuserdata&) = default; + basic_lightuserdata& operator=(basic_lightuserdata&&) = default; + basic_lightuserdata(const stack_reference& r) + : basic_lightuserdata(r.lua_state(), r.stack_index()) { + } + basic_lightuserdata(stack_reference&& r) + : basic_lightuserdata(r.lua_state(), r.stack_index()) { + } + template <typename T, meta::enable<is_lua_reference<meta::unqualified_t<T>>> = meta::enabler> + basic_lightuserdata(lua_State* L, T&& r) + : basic_lightuserdata(L, std::forward<T>(r)) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + auto pp = stack::push_pop(*this); + constructor_handler handler{}; + stack::check<basic_lightuserdata>(lua_state(), -1, handler); +#endif // Safety + } + basic_lightuserdata(lua_State* L, int index = -1) + : base_t(L, index) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + constructor_handler handler{}; + stack::check<basic_lightuserdata>(L, index, handler); +#endif // Safety + } + basic_lightuserdata(lua_State* L, ref_index index) + : base_t(L, index) { +#if defined(SOL_SAFE_REFERENCES) && SOL_SAFE_REFERENCES + auto pp = stack::push_pop(*this); + constructor_handler handler{}; + stack::check<basic_lightuserdata>(lua_state(), index, handler); +#endif // Safety + } + }; + +} // namespace sol + +#endif // SOL_USERDATA_HPP |