63 lines
1.6 KiB
TypeScript
63 lines
1.6 KiB
TypeScript
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import { AxiosRequestConfig, Data, AxiosResponse, AxiosBaseInstance, AxiosInstance } from './types';
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import Axios from './core/Axios';
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import mergeConfig from './core/mergeConfig';
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import CancelToken from './cancel/CancelToken';
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import isCancel from './cancel/isCancel';
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import defaults from './defaults';
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/**
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* 创建一个新的 Axios 实例
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*
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* 返回一个 Axios 实例增强
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*/
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function createInstance(defaults: AxiosRequestConfig): AxiosInstance {
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const instance = new Axios(defaults);
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/**
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* 支持重载的 axios 函数
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*/
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function axios<T extends Data>(
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url: AxiosRequestConfig | string,
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config: AxiosRequestConfig = {}
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): Promise<AxiosResponse<T>> {
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// 调用方式一处理请求配置
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if (typeof url !== 'string') {
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config = url;
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}
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// 调用方式二处理请求配置
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else {
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config = { ...config, url };
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}
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return instance.request(config);
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}
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// instance 的属性合并到 axios 函数中
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Object.assign(axios, instance);
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// instance 的方法合并到 axios 函数中
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Object.setPrototypeOf(axios, Object.getPrototypeOf(instance));
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return axios as AxiosInstance;
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}
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/**
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* Axios 实例拓展
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*/
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const axios = createInstance(defaults);
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// 添加 create 工厂方法
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axios.create = function create(defaults: AxiosRequestConfig = {}): AxiosBaseInstance {
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return createInstance(mergeConfig(axios.defaults, defaults));
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};
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// 添加 Axios 类
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axios.Axios = Axios;
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// 添加 CancelToken 类
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axios.CancelToken = CancelToken;
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// 添加 检查错误是否来自取消请求 方法
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axios.isCancel = isCancel;
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export default axios;
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