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
16class ReadonlyPerson {
17    readonly name: string;
18    readonly age: number;
19}
20
21function updatePerson(person: ReadonlyPerson): ReadonlyPerson {
22    person.name = "Bob"; //CTE
23    return person;
24}
25function main(): void {
26    let person: ReadonlyPerson = {name: "Alice", age:22};
27    updatePerson(person);
28}
29
30/* @@? 17:14 Error TypeError: Cannot assign to a readonly variable name  */
31