1/* 2 * Copyright (c) 2021-2024 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 16/*--- 17desc: 05.Generics 18name: 05.generics/generic_03 19tags: [] 20---*/ 21 22type fooLambda<T> = (a: T) => void 23 24class Getter { 25 get<T>(args: T): T { 26 return args; 27 } 28} 29 30function main(): void { 31 let getter = new Getter(); 32 let foo: fooLambda<string> = (a: string): void => { 33 let str = getter.get<string>(a); 34 assert str instanceof string; 35 } 36 foo("F"); 37} 38