1/** 2 * @file Describe the file 3 * Copyright (c) 2023 Huawei Device Co., Ltd. 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17import { BusinessError } from '@ohos.base'; 18 19/** 20 * 判断error是否为无错误 21 * 22 * @param err 错误Error对象 23 */ 24export function hasNoError(err: BusinessError): boolean { 25 if (!err) { 26 return true; 27 } 28 return err?.code === 0; 29} 30 31/** 32 * 判断error是否为有错误 33 * 34 * @param err 错误Error对象 35 */ 36export function hasError(err: BusinessError): boolean { 37 return !hasNoError(err); 38}