* Call the UFunction */
| 245 | * Call the UFunction |
| 246 | */ |
| 247 | int32 FFunctionDesc::CallUE(lua_State *L, int32 NumParams, void *Userdata) |
| 248 | { |
| 249 | check(Function.IsValid()); |
| 250 | |
| 251 | UObject* Object; |
| 252 | int32 FirstParamIndex; |
| 253 | if (bStaticFunc) |
| 254 | { |
| 255 | Object = Function->GetOuterUClass()->GetDefaultObject(); // get CDO for static function |
| 256 | FirstParamIndex = 1; |
| 257 | } |
| 258 | else if (NumParams > 0) |
| 259 | { |
| 260 | Object = UnLua::GetUObject(L, 1, false); |
| 261 | FirstParamIndex = 2; |
| 262 | --NumParams; |
| 263 | } |
| 264 | else |
| 265 | { |
| 266 | Object = nullptr; |
| 267 | FirstParamIndex = 1; |
| 268 | } |
| 269 | |
| 270 | if (Object == UnLua::LowLevel::ReleasedPtr) |
| 271 | return luaL_error(L, "attempt to call UFunction '%s' on released object.", TCHAR_TO_UTF8(*FuncName)); |
| 272 | |
| 273 | if (Object == nullptr) |
| 274 | return luaL_error(L, "attempt to call UFunction '%s' on NULL object. (check the usage of ':' and '.')", TCHAR_TO_UTF8(*FuncName)); |
| 275 | |
| 276 | if (Object->IsUnreachable()) |
| 277 | return luaL_error(L, "attempt to call UFunction '%s' on Unreachable object '%s'.", TCHAR_TO_UTF8(*FuncName), TCHAR_TO_UTF8(*Object->GetName())); |
| 278 | |
| 279 | #if SUPPORTS_RPC_CALL |
| 280 | int32 Callspace = Object->GetFunctionCallspace(Function.Get(), nullptr); |
| 281 | bool bRemote = Callspace & FunctionCallspace::Remote; |
| 282 | bool bLocal = Callspace & FunctionCallspace::Local; |
| 283 | #else |
| 284 | bool bRemote = false; |
| 285 | bool bLocal = true; |
| 286 | #endif |
| 287 | |
| 288 | FFlagArray CleanupFlags; |
| 289 | void *Params = PreCall(L, NumParams, FirstParamIndex, CleanupFlags, Userdata); // prepare values of properties |
| 290 | |
| 291 | UFunction *FinalFunction = Function.Get(); |
| 292 | if (bInterfaceFunc) |
| 293 | { |
| 294 | // get target UFunction if it's a function in Interface |
| 295 | FName FunctionName = Function->GetFName(); |
| 296 | FinalFunction = Object->GetClass()->FindFunctionByName(FunctionName); |
| 297 | if (!FinalFunction) |
| 298 | { |
| 299 | UNLUA_LOGERROR(L, LogUnLua, Error, TEXT("ERROR! Can't find UFunction '%s' in target object!"), *FuncName); |
| 300 | |
| 301 | #if !ENABLE_PERSISTENT_PARAM_BUFFER |
| 302 | if (Params) |
| 303 | FMemory::Free(Params); |
| 304 | #endif |
no test coverage detected