webpack/lib/serialization/AggregateErrorSerializer.js

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.

/*
	MIT License http://www.opensource.org/licenses/mit-license.php
*/

"use strict";

/** @typedef {import("./ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
/** @typedef {import("./ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */

/** @typedef {Error & { cause: unknown, errors: EXPECTED_ANY[] }} AggregateError */

class AggregateErrorSerializer {
	/**
	 * @param {AggregateError} obj error
	 * @param {ObjectSerializerContext} context context
	 */
	serialize(obj, context) {
		context.write(obj.errors);
		context.write(obj.message);
		context.write(obj.stack);
		context.write(obj.cause);
	}

	/**
	 * @param {ObjectDeserializerContext} context context
	 * @returns {AggregateError} error
	 */
	deserialize(context) {
		const errors = context.read();
		// @ts-expect-error ES2018 doesn't `AggregateError`, but it can be used by developers
		// eslint-disable-next-line n/no-unsupported-features/es-builtins, n/no-unsupported-features/es-syntax
		const err = new AggregateError(errors);

		err.message = context.read();
		err.stack = context.read();
		err.cause = context.read();

		return err;
	}
}

module.exports = AggregateErrorSerializer;