mirror of
https://github.com/EQEmu/Server.git
synced 2026-06-01 01:52:02 +00:00
Adam Martin
80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
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// ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
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// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
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// SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
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// ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
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// OR OTHER DEALINGS IN THE SOFTWARE.
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#ifndef LUABIND_VALUE_CONVERTER_HPP_INCLUDED
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#define LUABIND_VALUE_CONVERTER_HPP_INCLUDED
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#include <type_traits>
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#include <luabind/lua_include.hpp>
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#include <luabind/back_reference.hpp>
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#include <luabind/detail/object_rep.hpp>
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namespace luabind {
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namespace detail {
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struct value_converter
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{
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using type = value_converter;
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using is_native = std::false_type;
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enum { consumed_args = 1 };
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value_converter()
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: result(0)
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{}
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void* result;
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template<class T>
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void to_lua(lua_State* L, T&& x)
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{
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if(luabind::get_back_reference(L, x))
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return;
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make_value_instance(L, std::forward<T>(x));
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}
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template<class T>
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T to_cpp(lua_State*, by_value<T>, int)
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{
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return *static_cast<T*>(result);
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}
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template<class T>
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int match(lua_State* L, by_value<T>, int index)
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{
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// special case if we get nil in, try to match the holder type
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if(lua_isnil(L, index))
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return no_match;
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object_rep* obj = get_instance(L, index);
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if(obj == 0) return no_match;
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std::pair<void*, int> s = obj->get_instance(registered_class<T>::id);
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result = s.first;
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return s.second;
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}
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template<class T>
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void converter_postcall(lua_State*, T, int) {}
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};
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}
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}
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#endif
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