Function TMap_FindRef

Plugins/UnLua/Source/UnLua/Private/BaseLib/LuaLib_Map.cpp:201–224

* @see FLuaMap::Find(...). Return a reference for the value */

 * @see FLuaMap::Find(...). Return a reference for the value
 */
static int32 TMap_FindRef(lua_State* L)
{
    int32 NumParams = lua_gettop(L);
    if (NumParams != 2)
        return luaL_error(L, "invalid parameters");

    FLuaMap* Map = (FLuaMap*)(GetCppInstanceFast(L, 1));
    TMap_Guard(L, Map);

    Map->KeyInterface->Initialize(Map->ElementCache);
    Map->KeyInterface->Write(L, Map->ElementCache, 2);
    void* Value = Map->Find(Map->ElementCache);
    if (Value)
    {
        const void* Key = (uint8*)Value - Map->ValueInterface->GetOffset();
        Map->ValueInterface->Read(L, Key, false);
    }
    else
    {
        lua_pushnil(L);
    }
    Map->KeyInterface->Destruct(Map->ElementCache);
    return 1;
}

/**
 * @see FLuaMap::Clear(...)