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 */ 15class A { 16 fld: Number = 2; 17 foo2() { 18 this.fld = 5 19 } 20} 21 22function main() { 23 let readonly_a: Readonly<A> = {fld: 6}; 24 let plain_a: A = new A(); 25 26 plain_a.fld = 3; 27 assert(plain_a.fld == 3); 28 29 plain_a.foo2(); 30 assert(plain_a.fld == 5); 31 32 assert(readonly_a.fld == 6); 33 34} 35