1/* 2 * Copyright (c) 2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16function identity<Type>(arg: Type): Type { 17 return arg; 18} 19let output = identity<string> 20let output1 = identity<number> 21console.log(output("hehehe")) 22console.log(output(4)) 23 24// bug with type error is here 25/* @@? 21:20 Error TypeError: Type '"hehehe"' is not compatible with type 'Type' at index 1 */ 26/* @@? 21:13 Error TypeError: No matching call signature for invoke0("hehehe") */ 27/* @@? 22:20 Error TypeError: Type 'int' is not compatible with type 'Type' at index 1 */ 28/* @@? 22:13 Error TypeError: No matching call signature for invoke0(int) */ 29/* @@? 1:1 Node { 30 "type": "Program" 31} */ 32