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 16abstract class A { 17 instance_method (v:Int): void {} 18 abstract instance_method (): void 19} 20class Base extends A { 21 instance_method () { 22 console.log(`Base: instance_method() ...`) 23 super.instance_method(1) 24 super.instance_method() // Should be CTE as instance_method() is abstract 25 } 26} 27 28let a: A = new Base 29a.instance_method () 30 31function main() {} 32 33/* @@? 24:3 Error TypeError: Cannot call abstract method! */ 34