Function create

lib/webpack.js:189–234

()

 */
const webpack = (options, callback) => {
	const create = () => {
		const isMultiCompiler = Array.isArray(options);

		if (
			!asArray(/** @type {WebpackOptions} */ (options)).every((options) =>
				needValidate(options) ? webpackOptionsSchemaCheck(options) : true
			)
		) {
			getValidateSchema()(
				webpackOptionsSchema,
				isMultiCompiler
					? options.map((options) => (needValidate(options) ? options : {}))
					: needValidate(options)
						? options
						: {}
			);
			util.deprecate(
				() => {},
				"webpack bug: Pre-compiled schema reports error while real schema is happy. This has performance drawbacks.",
				"DEP_WEBPACK_PRE_COMPILED_SCHEMA_INVALID"
			)();
		}
		/** @type {MultiCompiler | Compiler} */
		let compiler;
		/** @type {boolean | undefined} */
		let watch = false;
		/** @type {WatchOptions | WatchOptions[]} */
		let watchOptions;
		if (isMultiCompiler) {
			/** @type {MultiCompiler} */
			compiler = createMultiCompiler(
				options,
				/** @type {MultiCompilerOptions} */
				(options)
			);
			watch = options.some((options) => options.watch);
			watchOptions = options.map((options) => options.watchOptions || {});
		} else {
			const webpackOptions = /** @type {WebpackOptions} */ (options);
			/** @type {Compiler} */
			compiler = createCompiler(webpackOptions);
			watch = webpackOptions.watch;
			watchOptions = webpackOptions.watchOptions || {};
		}
		return { compiler, watch, watchOptions };
	};
	if (callback) {
		try {
			const { compiler, watch, watchOptions } = create();