1/*
2* Copyright (c) 2022 Shenzhen Kaihong Digital Industry Development 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
16export interface Callback<T> {
17    (data: T): void;
18}
19
20export interface ErrorCallback<T extends Error = BusinessError> {
21    (err: T): void;
22}
23
24export interface AsyncCallback<T> {
25    (err: BusinessError, data: T): void;
26}
27
28export interface BusinessError extends Error {
29    code: number;
30}
31