+++ /dev/null
-'use strict';
-const EventEmitter = require('events');
-const http = require('http');
-const https = require('https');
-const PassThrough = require('stream').PassThrough;
-const urlLib = require('url');
-const querystring = require('querystring');
-const duplexer3 = require('duplexer3');
-const isStream = require('is-stream');
-const getStream = require('get-stream');
-const timedOut = require('timed-out');
-const urlParseLax = require('url-parse-lax');
-const lowercaseKeys = require('lowercase-keys');
-const isRedirect = require('is-redirect');
-const unzipResponse = require('unzip-response');
-const createErrorClass = require('create-error-class');
-const isRetryAllowed = require('is-retry-allowed');
-const Buffer = require('safe-buffer').Buffer;
-const pkg = require('./package');
-
-function requestAsEventEmitter(opts) {
- opts = opts || {};
-
- const ee = new EventEmitter();
- const requestUrl = opts.href || urlLib.resolve(urlLib.format(opts), opts.path);
- let redirectCount = 0;
- let retryCount = 0;
- let redirectUrl;
-
- const get = opts => {
- const fn = opts.protocol === 'https:' ? https : http;
-
- const req = fn.request(opts, res => {
- const statusCode = res.statusCode;
-
- if (isRedirect(statusCode) && opts.followRedirect && 'location' in res.headers && (opts.method === 'GET' || opts.method === 'HEAD')) {
- res.resume();
-
- if (++redirectCount > 10) {
- ee.emit('error', new got.MaxRedirectsError(statusCode, opts), null, res);
- return;
- }
-
- const bufferString = Buffer.from(res.headers.location, 'binary').toString();
-
- redirectUrl = urlLib.resolve(urlLib.format(opts), bufferString);
- const redirectOpts = Object.assign({}, opts, urlLib.parse(redirectUrl));
-
- ee.emit('redirect', res, redirectOpts);
-
- get(redirectOpts);
-
- return;
- }
-
- setImmediate(() => {
- const response = typeof unzipResponse === 'function' && req.method !== 'HEAD' ? unzipResponse(res) : res;
- response.url = redirectUrl || requestUrl;
- response.requestUrl = requestUrl;
-
- ee.emit('response', response);
- });
- });
-
- req.once('error', err => {
- const backoff = opts.retries(++retryCount, err);
-
- if (backoff) {
- setTimeout(get, backoff, opts);
- return;
- }
-
- ee.emit('error', new got.RequestError(err, opts));
- });
-
- if (opts.gotTimeout) {
- timedOut(req, opts.gotTimeout);
- }
-
- setImmediate(() => {
- ee.emit('request', req);
- });
- };
-
- get(opts);
- return ee;
-}
-
-function asPromise(opts) {
- return new Promise((resolve, reject) => {
- const ee = requestAsEventEmitter(opts);
-
- ee.on('request', req => {
- if (isStream(opts.body)) {
- opts.body.pipe(req);
- opts.body = undefined;
- return;
- }
-
- req.end(opts.body);
- });
-
- ee.on('response', res => {
- const stream = opts.encoding === null ? getStream.buffer(res) : getStream(res, opts);
-
- stream
- .catch(err => reject(new got.ReadError(err, opts)))
- .then(data => {
- const statusCode = res.statusCode;
- const limitStatusCode = opts.followRedirect ? 299 : 399;
-
- res.body = data;
-
- if (opts.json && res.body) {
- try {
- res.body = JSON.parse(res.body);
- } catch (e) {
- throw new got.ParseError(e, statusCode, opts, data);
- }
- }
-
- if (statusCode < 200 || statusCode > limitStatusCode) {
- throw new got.HTTPError(statusCode, opts);
- }
-
- resolve(res);
- })
- .catch(err => {
- Object.defineProperty(err, 'response', {value: res});
- reject(err);
- });
- });
-
- ee.on('error', reject);
- });
-}
-
-function asStream(opts) {
- const input = new PassThrough();
- const output = new PassThrough();
- const proxy = duplexer3(input, output);
-
- if (opts.json) {
- throw new Error('got can not be used as stream when options.json is used');
- }
-
- if (opts.body) {
- proxy.write = () => {
- throw new Error('got\'s stream is not writable when options.body is used');
- };
- }
-
- const ee = requestAsEventEmitter(opts);
-
- ee.on('request', req => {
- proxy.emit('request', req);
-
- if (isStream(opts.body)) {
- opts.body.pipe(req);
- return;
- }
-
- if (opts.body) {
- req.end(opts.body);
- return;
- }
-
- if (opts.method === 'POST' || opts.method === 'PUT' || opts.method === 'PATCH') {
- input.pipe(req);
- return;
- }
-
- req.end();
- });
-
- ee.on('response', res => {
- const statusCode = res.statusCode;
-
- res.pipe(output);
-
- if (statusCode < 200 || statusCode > 299) {
- proxy.emit('error', new got.HTTPError(statusCode, opts), null, res);
- return;
- }
-
- proxy.emit('response', res);
- });
-
- ee.on('redirect', proxy.emit.bind(proxy, 'redirect'));
- ee.on('error', proxy.emit.bind(proxy, 'error'));
-
- return proxy;
-}
-
-function normalizeArguments(url, opts) {
- if (typeof url !== 'string' && typeof url !== 'object') {
- throw new Error(`Parameter \`url\` must be a string or object, not ${typeof url}`);
- }
-
- if (typeof url === 'string') {
- url = url.replace(/^unix:/, 'http://$&');
- url = urlParseLax(url);
-
- if (url.auth) {
- throw new Error('Basic authentication must be done with auth option');
- }
- }
-
- opts = Object.assign(
- {
- protocol: 'http:',
- path: '',
- retries: 5
- },
- url,
- opts
- );
-
- opts.headers = Object.assign({
- 'user-agent': `${pkg.name}/${pkg.version} (https://github.com/sindresorhus/got)`,
- 'accept-encoding': 'gzip,deflate'
- }, lowercaseKeys(opts.headers));
-
- const query = opts.query;
-
- if (query) {
- if (typeof query !== 'string') {
- opts.query = querystring.stringify(query);
- }
-
- opts.path = `${opts.path.split('?')[0]}?${opts.query}`;
- delete opts.query;
- }
-
- if (opts.json && opts.headers.accept === undefined) {
- opts.headers.accept = 'application/json';
- }
-
- let body = opts.body;
-
- if (body) {
- if (typeof body !== 'string' && !(body !== null && typeof body === 'object')) {
- throw new Error('options.body must be a ReadableStream, string, Buffer or plain Object');
- }
-
- opts.method = opts.method || 'POST';
-
- if (isStream(body) && typeof body.getBoundary === 'function') {
- // Special case for https://github.com/form-data/form-data
- opts.headers['content-type'] = opts.headers['content-type'] || `multipart/form-data; boundary=${body.getBoundary()}`;
- } else if (body !== null && typeof body === 'object' && !Buffer.isBuffer(body) && !isStream(body)) {
- opts.headers['content-type'] = opts.headers['content-type'] || 'application/x-www-form-urlencoded';
- body = opts.body = querystring.stringify(body);
- }
-
- if (opts.headers['content-length'] === undefined && opts.headers['transfer-encoding'] === undefined && !isStream(body)) {
- const length = typeof body === 'string' ? Buffer.byteLength(body) : body.length;
- opts.headers['content-length'] = length;
- }
- }
-
- opts.method = (opts.method || 'GET').toUpperCase();
-
- if (opts.hostname === 'unix') {
- const matches = /(.+):(.+)/.exec(opts.path);
-
- if (matches) {
- opts.socketPath = matches[1];
- opts.path = matches[2];
- opts.host = null;
- }
- }
-
- if (typeof opts.retries !== 'function') {
- const retries = opts.retries;
-
- opts.retries = (iter, err) => {
- if (iter > retries || !isRetryAllowed(err)) {
- return 0;
- }
-
- const noise = Math.random() * 100;
-
- return ((1 << iter) * 1000) + noise;
- };
- }
-
- if (opts.followRedirect === undefined) {
- opts.followRedirect = true;
- }
-
- if (opts.timeout) {
- opts.gotTimeout = opts.timeout;
- delete opts.timeout;
- }
-
- return opts;
-}
-
-function got(url, opts) {
- try {
- return asPromise(normalizeArguments(url, opts));
- } catch (err) {
- return Promise.reject(err);
- }
-}
-
-const helpers = [
- 'get',
- 'post',
- 'put',
- 'patch',
- 'head',
- 'delete'
-];
-
-helpers.forEach(el => {
- got[el] = (url, opts) => got(url, Object.assign({}, opts, {method: el}));
-});
-
-got.stream = (url, opts) => asStream(normalizeArguments(url, opts));
-
-for (const el of helpers) {
- got.stream[el] = (url, opts) => got.stream(url, Object.assign({}, opts, {method: el}));
-}
-
-function stdError(error, opts) {
- if (error.code !== undefined) {
- this.code = error.code;
- }
-
- Object.assign(this, {
- message: error.message,
- host: opts.host,
- hostname: opts.hostname,
- method: opts.method,
- path: opts.path
- });
-}
-
-got.RequestError = createErrorClass('RequestError', stdError);
-got.ReadError = createErrorClass('ReadError', stdError);
-got.ParseError = createErrorClass('ParseError', function (e, statusCode, opts, data) {
- stdError.call(this, e, opts);
- this.statusCode = statusCode;
- this.statusMessage = http.STATUS_CODES[this.statusCode];
- this.message = `${e.message} in "${urlLib.format(opts)}": \n${data.slice(0, 77)}...`;
-});
-
-got.HTTPError = createErrorClass('HTTPError', function (statusCode, opts) {
- stdError.call(this, {}, opts);
- this.statusCode = statusCode;
- this.statusMessage = http.STATUS_CODES[this.statusCode];
- this.message = `Response code ${this.statusCode} (${this.statusMessage})`;
-});
-
-got.MaxRedirectsError = createErrorClass('MaxRedirectsError', function (statusCode, opts) {
- stdError.call(this, {}, opts);
- this.statusCode = statusCode;
- this.statusMessage = http.STATUS_CODES[this.statusCode];
- this.message = 'Redirected 10 times. Aborting.';
-});
-
-module.exports = got;
projects / dotfiles / .git / blobdiff