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1 files changed, 38 insertions, 0 deletions

diff --git a/node_modules/webpack/lib/MultiWatching.js b/node_modules/webpack/lib/MultiWatching.js
new file mode 100644
index 00000000..48e012c8
--- /dev/null
+++ b/node_modules/webpack/lib/MultiWatching.js
@@ -0,0 +1,38 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const asyncLib = require("neo-async");
+
+class MultiWatching {
+	constructor(watchings, compiler) {
+		this.watchings = watchings;
+		this.compiler = compiler;
+	}
+
+	invalidate() {
+		for (const watching of this.watchings) {
+			watching.invalidate();
+		}
+	}
+
+	close(callback) {
+		asyncLib.forEach(
+			this.watchings,
+			(watching, finishedCallback) => {
+				watching.close(finishedCallback);
+			},
+			err => {
+				this.compiler.hooks.watchClose.call();
+				if (typeof callback === "function") {
+					this.compiler.running = false;
+					callback(err);
+				}
+			}
+		);
+	}
+}
+
+module.exports = MultiWatching;