1/* 2 * Copyright (c) 2023-2025 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// Fixable 17 18function addNum(a: number, b: number): void { 19 let logToConsole: (message: String) => void = (message: String): void => { 20 console.log(message); 21}; 22 23 let result = a + b 24 25 logToConsole("result is " + result) 26} 27 28 29function addNum2(a: number, b: number): void { 30 // Use lambda instead of a nested function: 31 let logToConsole: (message: string) => void = (message: string): void => { 32 console.log(message) 33 } 34 35 let result = a + b 36 37 logToConsole("result is " + result) 38} 39 40 41function NestedOne(a: number, b: number): void { 42 let NestedTwo: (message: String) => void = (message: String): void => { 43 let NestedThree: (message: String) => void = (message: String): void => { 44 console.log("NestedThree"); 45}; 46}; 47} 48 49 50function NestedOne1(a: number, b: number): void { 51 let NestedTwo: (message: String) => void = (message: String): void => { 52 console.log("NestedTwo"); 53}; 54 55 let NestedTooToo: (message: String) => void = (message: String): void => { 56 console.log("NestedTooToo"); 57}; 58} 59 60function NestedOne2(a: number, b: number): void { 61 let NestedTwo: (message: String) => void = (message: String): void => { 62 let NestedThree: (message: String) => void = (message: String): void => { 63 console.log("NestedThree"); 64}; 65 let NestedThreeToo: (message: String) => void = (message: String): void => { 66 console.log("NestedThreeToo"); 67}; 68}; 69} 70 71// Not fixable 72function decoratorFoo(): void { 73 @decorator 74 function decorated(): void { 75 } 76 77 function* generatorFunction() { 78 return 3; 79 } 80 81 function thisFoo() { 82 return this.what; 83 } 84 85 notFixable(); 86 87 function notFixable(): void { 88 } 89} 90 91