1 files changed, 153 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/util/serialization.js b/node_modules/webpack/lib/util/serialization.js
new file mode 100644
index 00000000..597f0390
--- /dev/null
+++ b/node_modules/webpack/lib/util/serialization.js
@@ -0,0 +1,153 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+*/
+
+"use strict";
+
+const memoize = require("./memoize");
+
+/** @typedef {import("../serialization/BinaryMiddleware").MEASURE_END_OPERATION_TYPE} MEASURE_END_OPERATION */
+/** @typedef {import("../serialization/BinaryMiddleware").MEASURE_START_OPERATION_TYPE} MEASURE_START_OPERATION */
+/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
+/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
+/** @typedef {import("../serialization/Serializer")} Serializer */
+/** @typedef {typeof import("../util/Hash")} Hash */
+/** @typedef {import("../util/fs").IntermediateFileSystem} IntermediateFileSystem */
+
+const getBinaryMiddleware = memoize(() =>
+	require("../serialization/BinaryMiddleware")
+);
+const getObjectMiddleware = memoize(() =>
+	require("../serialization/ObjectMiddleware")
+);
+const getSingleItemMiddleware = memoize(() =>
+	require("../serialization/SingleItemMiddleware")
+);
+const getSerializer = memoize(() => require("../serialization/Serializer"));
+const getSerializerMiddleware = memoize(() =>
+	require("../serialization/SerializerMiddleware")
+);
+
+const getBinaryMiddlewareInstance = memoize(
+	() => new (getBinaryMiddleware())()
+);
+
+const registerSerializers = memoize(() => {
+	require("./registerExternalSerializer");
+
+	// Load internal paths with a relative require
+	// This allows bundling all internal serializers
+	const internalSerializables = require("./internalSerializables");
+	getObjectMiddleware().registerLoader(/^webpack\/lib\//, req => {
+		const loader =
+			internalSerializables[
+				/** @type {keyof import("./internalSerializables")} */
+				(req.slice("webpack/lib/".length))
+			];
+		if (loader) {
+			loader();
+		} else {
+			console.warn(`${req} not found in internalSerializables`);
+		}
+		return true;
+	});
+});
+
+/** @type {Serializer} */
+let buffersSerializer;
+
+// Expose serialization API
+module.exports = {
+	get register() {
+		return getObjectMiddleware().register;
+	},
+	get registerLoader() {
+		return getObjectMiddleware().registerLoader;
+	},
+	get registerNotSerializable() {
+		return getObjectMiddleware().registerNotSerializable;
+	},
+	get NOT_SERIALIZABLE() {
+		return getObjectMiddleware().NOT_SERIALIZABLE;
+	},
+	/** @type {MEASURE_START_OPERATION} */
+	get MEASURE_START_OPERATION() {
+		return getBinaryMiddleware().MEASURE_START_OPERATION;
+	},
+	/** @type {MEASURE_END_OPERATION} */
+	get MEASURE_END_OPERATION() {
+		return getBinaryMiddleware().MEASURE_END_OPERATION;
+	},
+	/**
+	 * @returns {Serializer} buffer serializer
+	 */
+	get buffersSerializer() {
+		if (buffersSerializer !== undefined) return buffersSerializer;
+		registerSerializers();
+		const Serializer = getSerializer();
+		const binaryMiddleware = getBinaryMiddlewareInstance();
+		const SerializerMiddleware = getSerializerMiddleware();
+		const SingleItemMiddleware = getSingleItemMiddleware();
+		return (buffersSerializer = new Serializer([
+			new SingleItemMiddleware(),
+			new (getObjectMiddleware())(context => {
+				if (context.write) {
+					/**
+					 * @param {any} value value
+					 */
+					context.writeLazy = value => {
+						context.write(
+							SerializerMiddleware.createLazy(value, binaryMiddleware)
+						);
+					};
+				}
+			}, "md4"),
+			binaryMiddleware
+		]));
+	},
+	/**
+	 * @param {IntermediateFileSystem} fs filesystem
+	 * @param {string | Hash} hashFunction hash function to use
+	 * @returns {Serializer} file serializer
+	 */
+	createFileSerializer: (fs, hashFunction) => {
+		registerSerializers();
+		const Serializer = getSerializer();
+		const FileMiddleware = require("../serialization/FileMiddleware");
+		const fileMiddleware = new FileMiddleware(fs, hashFunction);
+		const binaryMiddleware = getBinaryMiddlewareInstance();
+		const SerializerMiddleware = getSerializerMiddleware();
+		const SingleItemMiddleware = getSingleItemMiddleware();
+		return new Serializer([
+			new SingleItemMiddleware(),
+			new (getObjectMiddleware())(context => {
+				if (context.write) {
+					/**
+					 * @param {any} value value
+					 */
+					context.writeLazy = value => {
+						context.write(
+							SerializerMiddleware.createLazy(value, binaryMiddleware)
+						);
+					};
+					/**
+					 * @param {any} value value
+					 * @param {object=} options lazy options
+					 * @returns {function(): Promise<any> | any} lazy function
+					 */
+					context.writeSeparate = (value, options) => {
+						const lazy = SerializerMiddleware.createLazy(
+							value,
+							fileMiddleware,
+							options
+						);
+						context.write(lazy);
+						return lazy;
+					};
+				}
+			}, hashFunction),
+			binaryMiddleware,
+			fileMiddleware
+		]);
+	}
+};