1/* 2 * Copyright (c) 2021-2025 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 16type HandlerMap = Record<int, (param: Number) => string> 17 18function main(): void { 19 let handlerMap: HandlerMap = { 20 2: (param: Number):string => { return "1" }, 21 } 22 23 handlerMap[2] = 1 24} 25 26/* @@? 23:5 Error TypeError: No matching indexing signature for $_set(int, int) */ 27/* @@? 23:16 Error TypeError: Cannot find index access method with the required signature. */ 28/* @@? 23:21 Error TypeError: Type 'int' is not compatible with type '(param: Double) => String' at index 2 */ 29