webpack/lib/ModuleError.js

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

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
	Author Tobias Koppers @sokra
*/

"use strict";

const { cleanUp } = require("./ErrorHelpers");
const WebpackError = require("./WebpackError");
const makeSerializable = require("./util/makeSerializable");

class ModuleError extends WebpackError {
	/**
	 * @param {Error} err error thrown
	 * @param {{from?: string|null}} info additional info
	 */
	constructor(err, { from = null } = {}) {
		let message = "Module Error";

		if (from) {
			message += ` (from ${from}):\n`;
		} else {
			message += ": ";
		}

		if (err && typeof err === "object" && err.message) {
			message += err.message;
		} else if (err) {
			message += err;
		}

		super(message);

		this.name = "ModuleError";
		this.error = err;
		this.details =
			err && typeof err === "object" && err.stack
				? cleanUp(err.stack, this.message)
				: undefined;
	}

	serialize(context) {
		const { write } = context;

		write(this.error);

		super.serialize(context);
	}

	deserialize(context) {
		const { read } = context;

		this.error = read();

		super.deserialize(context);
	}
}

makeSerializable(ModuleError, "webpack/lib/ModuleError");

module.exports = ModuleError;