function request()

in src/node/main.ts [149:205]
50 lines of code
15 McCabe index (conditional complexity)

function request(options: XHROptions): Promise<RequestResult> {
	let req: http.ClientRequest;

	return new Promise<RequestResult>((c, e) => {
		const endpoint = parseUrl(options.url);

		const opts: https.RequestOptions = {
			hostname: endpoint.hostname,
			agent: options.agent ? options.agent : false,
			port: endpoint.port ? parseInt(endpoint.port) : (endpoint.protocol === 'https:' ? 443 : 80),
			path: endpoint.path,
			method: options.type || 'GET',
			headers: options.headers,
			rejectUnauthorized: (typeof options.strictSSL === 'boolean') ? options.strictSSL : true
		};

		if (options.user && options.password) {
			opts.auth = options.user + ':' + options.password;
		}

		const handler = (res: http.IncomingMessage) => {
			if (res.statusCode >= 300 && res.statusCode < 400 && options.followRedirects && options.followRedirects > 0 && res.headers['location']) {
				let location = res.headers['location'];
				if (location.startsWith('/')) {
					location = format({
						protocol: endpoint.protocol,
						hostname: endpoint.hostname,
						port: endpoint.port,
						pathname: location
					});
				}
				c(<any>request(assign({}, options, {
					url: location,
					followRedirects: options.followRedirects - 1
				})));
			} else {
				c({ req, res });
			}
		}
		if (endpoint.protocol === 'https:') {
			req = https.request(opts, handler);
		} else {
			req = http.request(opts, handler);
		}

		req.on('error', e);

		if (options.timeout) {
			req.setTimeout(options.timeout);
		}
		if (options.data) {
			req.write(options.data);
		}

		req.end();
	});
}