mirror of
https://github.com/ThePhD/sol2.git
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97 lines
2.6 KiB
C++
97 lines
2.6 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_STACK_PROXY_BASE_HPP
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#define SOL_STACK_PROXY_BASE_HPP
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#include <sol/stack.hpp>
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#include <sol/proxy_base.hpp>
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namespace sol {
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struct stack_proxy_base : public proxy_base<stack_proxy_base> {
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private:
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lua_State* m_L;
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int m_index;
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public:
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stack_proxy_base() : m_L(nullptr), m_index(0) {
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}
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stack_proxy_base(lua_State* L_, int index_) : m_L(L_), m_index(index_) {
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}
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template <typename T>
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decltype(auto) get() const {
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return stack::get<T>(m_L, stack_index());
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}
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template <typename T>
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bool is() const {
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return stack::check<T>(m_L, stack_index());
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}
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template <typename T>
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decltype(auto) as() const {
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return get<T>();
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}
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type get_type() const noexcept {
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return type_of(lua_state(), stack_index());
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}
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int push() const {
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return push(m_L);
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}
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int push(lua_State* L_) const {
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lua_pushvalue(L_, m_index);
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return 1;
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}
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lua_State* lua_state() const {
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return m_L;
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}
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int stack_index() const {
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return m_index;
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}
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};
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namespace stack {
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template <>
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struct unqualified_getter<stack_proxy_base> {
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static stack_proxy_base get(lua_State* L_, int index_ = -1) {
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return stack_proxy_base(L_, index_);
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}
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};
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template <>
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struct unqualified_pusher<stack_proxy_base> {
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static int push(lua_State*, const stack_proxy_base& proxy_reference) {
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return proxy_reference.push();
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}
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};
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} // namespace stack
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} // namespace sol
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#endif // SOL_STACK_PROXY_BASE_HPP
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