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						- import * as https from 'https';
 - import * as http from 'http';
 - import { IncomingHttpHeaders, OutgoingHttpHeaders } from 'http';
 - import * as url from 'url';
 - import { Readable, Writable } from 'stream';
 - import { EventEmitter } from 'events';
 - import { LookupFunction } from 'net';
 - 
 - export { IncomingHttpHeaders, OutgoingHttpHeaders };
 - export type HttpMethod = "GET" | "POST" | "DELETE" | "PUT" | "HEAD" | "OPTIONS" | "PATCH" | "TRACE" | "CONNECT"
 -   | "get" | "post" | "delete" | "put" | "head" | "options" | "patch" | "trace" | "connect";
 - 
 - export as namespace urllib;
 - export interface RequestOptions {
 -   /** Request method, defaults to GET. Could be GET, POST, DELETE or PUT. Alias 'type'. */
 -   method?: HttpMethod;
 -   /** Alias method  */
 -   type?: HttpMethod;
 -   /** Data to be sent. Will be stringify automatically. */
 -   data?: any;
 -   /** Force convert data to query string. */
 -   dataAsQueryString?: boolean;
 -   /** Manually set the content of payload. If set, data will be ignored. */
 -   content?: string | Buffer;
 -   /** Stream to be pipe to the remote.If set, data and content will be ignored. */
 -   stream?: Readable;
 -   /**
 -    * A writable stream to be piped by the response stream.
 -    * Responding data will be write to this stream and callback
 -    * will be called with data set null after finished writing.
 -    */
 -   writeStream?: Writable;
 -   /** consume the writeStream, invoke the callback after writeStream close. */
 -   consumeWriteStream?: boolean;
 -   /**
 -     * The files will send with multipart/form-data format, base on formstream.
 -     * If method not set, will use POST method by default.
 -     */
 -   files?: Array<Readable | Buffer | string> | object | Readable | Buffer | string;
 -   /** Type of request data.Could be json.If it's json, will auto set Content-Type: application/json header. */
 -   contentType?: string;
 -   /**
 -    * urllib default use querystring to stringify form data which don't support nested object,
 -    * will use qs instead of querystring to support nested object by set this option to true.
 -    */
 -   nestedQuerystring?: boolean;
 -   /**
 -    * Type of response data. Could be text or json.
 -    * If it's text, the callbacked data would be a String.
 -    * If it's json, the data of callback would be a parsed JSON Object
 -    * and will auto set Accept: application/json header. Default callbacked data would be a Buffer.
 -    */
 -   dataType?: string;
 -   /** Fix the control characters (U+0000 through U+001F) before JSON parse response. Default is false. */
 -   fixJSONCtlChars?: boolean;
 -   /** Request headers. */
 -   headers?: IncomingHttpHeaders;
 -   /** by default will convert header keys to lowercase */
 -   keepHeaderCase?: boolean;
 -   /**
 -    * Request timeout in milliseconds for connecting phase and response receiving phase.
 -    * Defaults to exports.
 -    * TIMEOUT, both are 5s.You can use timeout: 5000 to tell urllib use same timeout on two phase or set them seperately such as
 -    * timeout: [3000, 5000], which will set connecting timeout to 3s and response 5s.
 -    */
 -   timeout?: number | number[];
 -   /** username:password used in HTTP Basic Authorization. */
 -   auth?: string;
 -   /** username:password used in HTTP Digest Authorization. */
 -   digestAuth?: string;
 -   /** HTTP Agent object.Set false if you does not use agent. */
 -   agent?: http.Agent;
 -   /** HTTPS Agent object. Set false if you does not use agent. */
 -   httpsAgent?: https.Agent;
 -   /**
 -    * An array of strings or Buffers of trusted certificates.
 -    * If this is omitted several well known "root" CAs will be used, like VeriSign.
 -    * These are used to authorize connections.
 -    * Notes: This is necessary only if the server uses the self - signed certificate
 -    */
 -   ca?: string | Buffer | string[] | Buffer[];
 -   /**
 -    * If true, the server certificate is verified against the list of supplied CAs.
 -    * An 'error' event is emitted if verification fails.Default: true.
 -    */
 -   rejectUnauthorized?: boolean;
 -   /** A string or Buffer containing the private key, certificate and CA certs of the server in PFX or PKCS12 format. */
 -   pfx?: string | Buffer;
 -   /**
 -    * A string or Buffer containing the private key of the client in PEM format.
 -    * Notes: This is necessary only if using the client certificate authentication
 -    */
 -   key?: string | Buffer;
 -   /**
 -    * A string or Buffer containing the certificate key of the client in PEM format.
 -    * Notes: This is necessary only if using the client certificate authentication
 -    */
 -   cert?: string | Buffer;
 -   /** A string of passphrase for the private key or pfx. */
 -   passphrase?: string;
 -   /** A string describing the ciphers to use or exclude. */
 -   ciphers?: string;
 -   /** The SSL method to use, e.g.SSLv3_method to force SSL version 3. */
 -   secureProtocol?: string;
 -   /** follow HTTP 3xx responses as redirects. defaults to false. */
 -   followRedirect?: boolean;
 -   /** The maximum number of redirects to follow, defaults to 10. */
 -   maxRedirects?: number;
 -   /** Format the redirect url by your self. Default is url.resolve(from, to). */
 -   formatRedirectUrl?: (a: any, b: any) => void;
 -   /** Before request hook, you can change every thing here. */
 -   beforeRequest?: (...args: any[]) => void;
 -   /** let you get the res object when request connected, default false. alias customResponse */
 -   streaming?: boolean;
 -   /** Accept gzip response content and auto decode it, default is false. */
 -   gzip?: boolean;
 -   /** Enable timing or not, default is false. */
 -   timing?: boolean;
 -   /** Enable proxy request, default is false. */
 -   enableProxy?: boolean;
 -   /** proxy agent uri or options, default is null. */
 -   proxy?: string | { [key: string]: any };
 -   /**
 -    * Custom DNS lookup function, default is dns.lookup.
 -    * Require node >= 4.0.0(for http protocol) and node >=8(for https protocol)
 -    */
 -   lookup?: LookupFunction;
 -   /**
 -    * check request address to protect from SSRF and similar attacks.
 -    * It receive two arguments(ip and family) and should return true or false to identified the address is legal or not.
 -    * It rely on lookup and have the same version requirement.
 -    */
 -   checkAddress?: (ip: string, family: number | string, hostname: string) => boolean;
 -   /**
 -    * UNIX domain socket path. (Windows is not supported)
 -    */
 -   socketPath?: string;
 - }
 - 
 - export interface HttpClientResponse<T> {
 -   data: T;
 -   status: number;
 -   headers:  OutgoingHttpHeaders;
 -   res: http.IncomingMessage & {
 -     /**
 -      * https://eggjs.org/en/core/httpclient.html#timing-boolean
 -      */
 -     timing?: {
 -       queuing: number;
 -       dnslookup: number;
 -       connected: number;
 -       requestSent: number;
 -       waiting: number;
 -       contentDownload: number;
 -     }
 -   };
 - }
 - 
 - 
 - /**
 -  * @param data Outgoing message
 -  * @param res http response
 -  */
 - export type Callback<T> = (err: Error, data: T, res: http.IncomingMessage) => void;
 - 
 - /**
 -  * Handle all http request, both http and https support well.
 -  *
 -  * @example
 -  * // GET http://httptest.cnodejs.net
 -  * urllib.request('http://httptest.cnodejs.net/test/get', function(err, data, res) {});
 -  * // POST http://httptest.cnodejs.net
 -  * var args = { type: 'post', data: { foo: 'bar' } };
 -  * urllib.request('http://httptest.cnodejs.net/test/post', args, function(err, data, res) {});
 -  *
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function request<T = any>(url: string | url.URL, options?: RequestOptions): Promise<HttpClientResponse<T>>;
 - /**
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function request<T = any>(url: string | url.URL, callback: Callback<T>): void;
 - /**
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function request<T = any>(url: string | url.URL, options: RequestOptions, callback: Callback<T>): void;
 - 
 - /**
 -  * Handle request with a callback.
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function requestWithCallback<T = any>(url: string | url.URL, callback: Callback<T>): void;
 - /**
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function requestWithCallback<T = any>(url: string | url.URL, options: RequestOptions, callback: Callback<T>): void;
 - 
 - /**
 -  * yield urllib.requestThunk(url, args)
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function requestThunk<T = any>(url: string | url.URL, options?: RequestOptions): (callback: Callback<T>) => void;
 - 
 - /**
 -  * alias to request.
 -  * Handle all http request, both http and https support well.
 -  *
 -  * @example
 -  * // GET http://httptest.cnodejs.net
 -  * urllib.request('http://httptest.cnodejs.net/test/get', function(err, data, res) {});
 -  * // POST http://httptest.cnodejs.net
 -  * var args = { type: 'post', data: { foo: 'bar' } };
 -  * urllib.request('http://httptest.cnodejs.net/test/post', args, function(err, data, res) {});
 -  *
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  * @param options Optional, @see RequestOptions.
 -  */
 - export function curl<T = any>(url: string | url.URL, options?: RequestOptions): Promise<HttpClientResponse<T>>;
 - /**
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function curl<T = any>(url: string | url.URL, callback: Callback<T>): void;
 - /**
 -  * @param url The URL to request, either a String or a Object that return by url.parse.
 -  */
 - export function curl<T = any>(url: string | url.URL, options: RequestOptions, callback: Callback<T>): void;
 - /**
 -  * The default request timeout(in milliseconds).
 -  */
 - export const TIMEOUT: number;
 - /**
 -  * The default request & response timeout(in milliseconds).
 -  */
 - export const TIMEOUTS: [number, number];
 - 
 - /**
 -  * Request user agent.
 -  */
 - export const USER_AGENT: string;
 - 
 - /**
 -  * Request http agent.
 -  */
 - export const agent: http.Agent;
 - 
 - /**
 -  * Request https agent.
 -  */
 - export const httpsAgent: https.Agent;
 - 
 - export class HttpClient<O extends RequestOptions = RequestOptions> extends EventEmitter {
 -   request<T = any>(url: string | url.URL): Promise<HttpClientResponse<T>>;
 -   request<T = any>(url: string | url.URL, options: O): Promise<HttpClientResponse<T>>;
 -   request<T = any>(url: string | url.URL, callback: Callback<T>): void;
 -   request<T = any>(url: string | url.URL, options: O, callback: Callback<T>): void;
 - 
 -   curl<T = any>(url: string | url.URL, options: O): Promise<HttpClientResponse<T>>;
 -   curl<T = any>(url: string | url.URL): Promise<HttpClientResponse<T>>;
 -   curl<T = any>(url: string | url.URL, callback: Callback<T>): void;
 -   curl<T = any>(url: string | url.URL, options: O, callback: Callback<T>): void;
 - 
 -   requestThunk(url: string | url.URL, options?: O): (callback: (...args: any[]) => void) => void;
 - }
 - 
 - export interface RequestOptions2 extends RequestOptions {
 -   retry?: number;
 -   retryDelay?: number;
 -   isRetry?: (res: HttpClientResponse<any>) => boolean;
 - }
 - 
 - /**
 -  * request method only return a promise,
 -  * compatible with async/await and generator in co.
 -  */
 - export class HttpClient2 extends HttpClient<RequestOptions2> {}
 - 
 - /**
 -  * Create a HttpClient instance.
 -  */
 - export function create(options?: RequestOptions): HttpClient;
 
 
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