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Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7, css, less, ... and your custom stuff.

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/* global __resourceQuery */

"use strict";

var urlBase = decodeURIComponent(__resourceQuery.slice(1));

/**
 * @param {{ data: string, onError: (err: Error) => void, active: boolean, module: module }} options options
 * @returns {() => void} function to destroy response
 */
exports.keepAlive = function (options) {
	var data = options.data;
	var onError = options.onError;
	var active = options.active;
	var module = options.module;
	/** @type {import("http").IncomingMessage} */
	var response;
	var request = (
		urlBase.startsWith("https") ? require("https") : require("http")
	).request(
		urlBase + data,
		{
			agent: false,
			headers: { accept: "text/event-stream" }
		},
		function (res) {
			response = res;
			response.on("error", errorHandler);
			if (!active && !module.hot) {
				console.log(
					"Hot Module Replacement is not enabled. Waiting for process restart..."
				);
			}
		}
	);

	/**
	 * @param {Error} err error
	 */
	function errorHandler(err) {
		err.message =
			"Problem communicating active modules to the server: " + err.message;
		onError(err);
	}
	request.on("error", errorHandler);
	request.end();
	return function () {
		response.destroy();
	};
};