Updated the files.

my-app/node_modules/webpack/lib/serialization/Serializer.js

@@ -0,0 +1,46 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+*/
+
+"use strict";
+
+class Serializer {
+	constructor(middlewares, context) {
+		this.serializeMiddlewares = middlewares.slice();
+		this.deserializeMiddlewares = middlewares.slice().reverse();
+		this.context = context;
+	}
+
+	serialize(obj, context) {
+		const ctx = { ...context, ...this.context };
+		let current = obj;
+		for (const middleware of this.serializeMiddlewares) {
+			if (current && typeof current.then === "function") {
+				current = current.then(data => data && middleware.serialize(data, ctx));
+			} else if (current) {
+				try {
+					current = middleware.serialize(current, ctx);
+				} catch (err) {
+					current = Promise.reject(err);
+				}
+			} else break;
+		}
+		return current;
+	}
+
+	deserialize(value, context) {
+		const ctx = { ...context, ...this.context };
+		/** @type {any} */
+		let current = value;
+		for (const middleware of this.deserializeMiddlewares) {
+			if (current && typeof current.then === "function") {
+				current = current.then(data => middleware.deserialize(data, ctx));
+			} else {
+				current = middleware.deserialize(current, ctx);
+			}
+		}
+		return current;
+	}
+}
+
+module.exports = Serializer;