FM / got

/usr/lib/node_modules/npm/node_modules/got/

/usr/lib/node_modules/npm/node_modules/got

Name	Size	Mode	Actions
node_modules/	-	0755	rm
index.js	9043	0644	edit dl rm
license	1119	0644	edit dl rm
package.json	2400	0644	edit dl rm

Edit: /usr/lib/node_modules/npm/node_modules/got/index.js (9043B)

'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;

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