Method run

lib/MultiCompiler.js:676–696

* Processes the provided multi stat. * @param {Callback<MultiStats>} callback signals when the call finishes * @returns {void}

(callback)

	 * @returns {void}
	 */
	run(callback) {
		if (this.running) {
			callback(new ConcurrentCompilationError());
			return;
		}
		this.running = true;

		if (this.validateDependencies(callback)) {
			this._runGraph(
				() => {},
				(compiler, setupResult, callback) => compiler.run(callback),
				(err, stats) => {
					this.running = false;

					if (callback !== undefined) {
						return callback(err, stats);
					}
				}
			);
		}
	}

	purgeInputFileSystem() {
		for (const compiler of this.compilers) {