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 */ 15namespace AA { 16 export class B<T>{} 17} 18 19let fecthResult = await checkAsyncDelay(async (): Promise< AA.B<string> > => { 20 if (!this.photoAccessHelper) { 21 return undefined; 22 } 23 return await this.photoAccessHelper.getAssets(options); 24}, 'getPhotoAssetByUri --> getAssets'); 25 26/* @@? 19:25 Error TypeError: Unresolved reference checkAsyncDelay */ 27/* @@? 19:25 Error TypeError: 'await' expressions require Promise object as argument. */ 28/* @@? 20:10 Error TypeError: Bad operand type, the type of the operand must be boolean type. */ 29/* @@? 21:16 Error TypeError: Type 'undefined' is not compatible with the enclosing method's return type 'Promise<B<String>>' */ 30/* @@? 23:18 Error TypeError: 'await' expressions require Promise object as argument. */ 31/* @@? 1:1 Error TypeError: Cannot reference 'this' in this context. */ 32