1/* 2 * Copyright (c) 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 AAA { 17 objectProp = {name: 'Jone', age: 30}; 18} 19 20class BBB extends AAA { 21 objectProp = {name: 'Jone', age: 30}; 22} 23 24/* @@? 17:5 Error TypeError: Cannot infer type for objectProp because class composite needs an explicit target type */ 25/* @@? 21:5 Error TypeError: Cannot infer type for objectProp because class composite needs an explicit target type */