1/* 2 * Copyright (c) 2024-2025 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 16class A { 17 i: number = 1; 18 j: string = "somestr"; 19 k: number = 10; 20} 21 22interface I{ 23 i: number; 24 j: string; 25 k: number; 26} 27 28function main() { 29 let x: Required<A> = /* @@ label1 */{i: 1.9,j :"somestr"}; 30 let x2: Required<A> = /* @@ label2 */{i: 1.9}; 31 let x3: Required<I> = /* @@ label3 */{i: 1.9,j :"somestr"}; 32 let x4: Required<I> = /* @@ label4 */{i: 1.9}; 33} 34 35/* @@@ label1 Error TypeError: Class property 'k' needs to be initialized for Required<A>. */ 36/* @@@ label2 Error TypeError: Class property 'j' needs to be initialized for Required<A>. */ 37/* @@@ label2 Error TypeError: Class property 'k' needs to be initialized for Required<A>. */ 38/* @@@ label3 Error TypeError: Class property 'k' needs to be initialized for Required<I>. */ 39/* @@@ label4 Error TypeError: Class property 'j' needs to be initialized for Required<I>. */ 40/* @@@ label4 Error TypeError: Class property 'k' needs to be initialized for Required<I>. */ 41