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node_modules/webpack/lib/sharing/ConsumeSharedFallbackDependency.js

@@ -0,0 +1,30 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const ModuleDependency = require("../dependencies/ModuleDependency");
+const makeSerializable = require("../util/makeSerializable");
+
+class ConsumeSharedFallbackDependency extends ModuleDependency {
+	constructor(request) {
+		super(request);
+	}
+
+	get type() {
+		return "consume shared fallback";
+	}
+
+	get category() {
+		return "esm";
+	}
+}
+
+makeSerializable(
+	ConsumeSharedFallbackDependency,
+	"webpack/lib/sharing/ConsumeSharedFallbackDependency"
+);
+
+module.exports = ConsumeSharedFallbackDependency;

node_modules/webpack/lib/sharing/ConsumeSharedModule.js

@@ -0,0 +1,251 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const { RawSource } = require("webpack-sources");
+const AsyncDependenciesBlock = require("../AsyncDependenciesBlock");
+const Module = require("../Module");
+const RuntimeGlobals = require("../RuntimeGlobals");
+const makeSerializable = require("../util/makeSerializable");
+const { rangeToString, stringifyHoley } = require("../util/semver");
+const ConsumeSharedFallbackDependency = require("./ConsumeSharedFallbackDependency");
+
+/** @typedef {import("../../declarations/WebpackOptions").WebpackOptionsNormalized} WebpackOptions */
+/** @typedef {import("../ChunkGraph")} ChunkGraph */
+/** @typedef {import("../ChunkGroup")} ChunkGroup */
+/** @typedef {import("../Compilation")} Compilation */
+/** @typedef {import("../Dependency").UpdateHashContext} UpdateHashContext */
+/** @typedef {import("../Module").CodeGenerationContext} CodeGenerationContext */
+/** @typedef {import("../Module").CodeGenerationResult} CodeGenerationResult */
+/** @typedef {import("../Module").LibIdentOptions} LibIdentOptions */
+/** @typedef {import("../Module").NeedBuildContext} NeedBuildContext */
+/** @typedef {import("../RequestShortener")} RequestShortener */
+/** @typedef {import("../ResolverFactory").ResolverWithOptions} ResolverWithOptions */
+/** @typedef {import("../WebpackError")} WebpackError */
+/** @typedef {import("../util/Hash")} Hash */
+/** @typedef {import("../util/fs").InputFileSystem} InputFileSystem */
+/** @typedef {import("../util/semver").SemVerRange} SemVerRange */
+
+/**
+ * @typedef {Object} ConsumeOptions
+ * @property {string=} import fallback request
+ * @property {string=} importResolved resolved fallback request
+ * @property {string} shareKey global share key
+ * @property {string} shareScope share scope
+ * @property {SemVerRange | false | undefined} requiredVersion version requirement
+ * @property {string} packageName package name to determine required version automatically
+ * @property {boolean} strictVersion don't use shared version even if version isn't valid
+ * @property {boolean} singleton use single global version
+ * @property {boolean} eager include the fallback module in a sync way
+ */
+
+const TYPES = new Set(["consume-shared"]);
+
+class ConsumeSharedModule extends Module {
+	/**
+	 * @param {string} context context
+	 * @param {ConsumeOptions} options consume options
+	 */
+	constructor(context, options) {
+		super("consume-shared-module", context);
+		this.options = options;
+	}
+
+	/**
+	 * @returns {string} a unique identifier of the module
+	 */
+	identifier() {
+		const {
+			shareKey,
+			shareScope,
+			importResolved,
+			requiredVersion,
+			strictVersion,
+			singleton,
+			eager
+		} = this.options;
+		return `consume-shared-module|${shareScope}|${shareKey}|${
+			requiredVersion && rangeToString(requiredVersion)
+		}|${strictVersion}|${importResolved}|${singleton}|${eager}`;
+	}
+
+	/**
+	 * @param {RequestShortener} requestShortener the request shortener
+	 * @returns {string} a user readable identifier of the module
+	 */
+	readableIdentifier(requestShortener) {
+		const {
+			shareKey,
+			shareScope,
+			importResolved,
+			requiredVersion,
+			strictVersion,
+			singleton,
+			eager
+		} = this.options;
+		return `consume shared module (${shareScope}) ${shareKey}@${
+			requiredVersion ? rangeToString(requiredVersion) : "*"
+		}${strictVersion ? " (strict)" : ""}${singleton ? " (singleton)" : ""}${
+			importResolved
+				? ` (fallback: ${requestShortener.shorten(importResolved)})`
+				: ""
+		}${eager ? " (eager)" : ""}`;
+	}
+
+	/**
+	 * @param {LibIdentOptions} options options
+	 * @returns {string | null} an identifier for library inclusion
+	 */
+	libIdent(options) {
+		const { shareKey, shareScope, import: request } = this.options;
+		return `${
+			this.layer ? `(${this.layer})/` : ""
+		}webpack/sharing/consume/${shareScope}/${shareKey}${
+			request ? `/${request}` : ""
+		}`;
+	}
+
+	/**
+	 * @param {NeedBuildContext} context context info
+	 * @param {function((WebpackError | null)=, boolean=): void} callback callback function, returns true, if the module needs a rebuild
+	 * @returns {void}
+	 */
+	needBuild(context, callback) {
+		callback(null, !this.buildInfo);
+	}
+
+	/**
+	 * @param {WebpackOptions} options webpack options
+	 * @param {Compilation} compilation the compilation
+	 * @param {ResolverWithOptions} resolver the resolver
+	 * @param {InputFileSystem} fs the file system
+	 * @param {function(WebpackError=): void} callback callback function
+	 * @returns {void}
+	 */
+	build(options, compilation, resolver, fs, callback) {
+		this.buildMeta = {};
+		this.buildInfo = {};
+		if (this.options.import) {
+			const dep = new ConsumeSharedFallbackDependency(this.options.import);
+			if (this.options.eager) {
+				this.addDependency(dep);
+			} else {
+				const block = new AsyncDependenciesBlock({});
+				block.addDependency(dep);
+				this.addBlock(block);
+			}
+		}
+		callback();
+	}
+
+	/**
+	 * @returns {Set<string>} types available (do not mutate)
+	 */
+	getSourceTypes() {
+		return TYPES;
+	}
+
+	/**
+	 * @param {string=} type the source type for which the size should be estimated
+	 * @returns {number} the estimated size of the module (must be non-zero)
+	 */
+	size(type) {
+		return 42;
+	}
+
+	/**
+	 * @param {Hash} hash the hash used to track dependencies
+	 * @param {UpdateHashContext} context context
+	 * @returns {void}
+	 */
+	updateHash(hash, context) {
+		hash.update(JSON.stringify(this.options));
+		super.updateHash(hash, context);
+	}
+
+	/**
+	 * @param {CodeGenerationContext} context context for code generation
+	 * @returns {CodeGenerationResult} result
+	 */
+	codeGeneration({ chunkGraph, moduleGraph, runtimeTemplate }) {
+		const runtimeRequirements = new Set([RuntimeGlobals.shareScopeMap]);
+		const {
+			shareScope,
+			shareKey,
+			strictVersion,
+			requiredVersion,
+			import: request,
+			singleton,
+			eager
+		} = this.options;
+		let fallbackCode;
+		if (request) {
+			if (eager) {
+				const dep = this.dependencies[0];
+				fallbackCode = runtimeTemplate.syncModuleFactory({
+					dependency: dep,
+					chunkGraph,
+					runtimeRequirements,
+					request: this.options.import
+				});
+			} else {
+				const block = this.blocks[0];
+				fallbackCode = runtimeTemplate.asyncModuleFactory({
+					block,
+					chunkGraph,
+					runtimeRequirements,
+					request: this.options.import
+				});
+			}
+		}
+		let fn = "load";
+		const args = [JSON.stringify(shareScope), JSON.stringify(shareKey)];
+		if (requiredVersion) {
+			if (strictVersion) {
+				fn += "Strict";
+			}
+			if (singleton) {
+				fn += "Singleton";
+			}
+			args.push(stringifyHoley(requiredVersion));
+			fn += "VersionCheck";
+		} else {
+			if (singleton) {
+				fn += "Singleton";
+			}
+		}
+		if (fallbackCode) {
+			fn += "Fallback";
+			args.push(fallbackCode);
+		}
+		const code = runtimeTemplate.returningFunction(`${fn}(${args.join(", ")})`);
+		const sources = new Map();
+		sources.set("consume-shared", new RawSource(code));
+		return {
+			runtimeRequirements,
+			sources
+		};
+	}
+
+	serialize(context) {
+		const { write } = context;
+		write(this.options);
+		super.serialize(context);
+	}
+
+	deserialize(context) {
+		const { read } = context;
+		this.options = read();
+		super.deserialize(context);
+	}
+}
+
+makeSerializable(
+	ConsumeSharedModule,
+	"webpack/lib/sharing/ConsumeSharedModule"
+);
+
+module.exports = ConsumeSharedModule;

node_modules/webpack/lib/sharing/ConsumeSharedPlugin.js

@@ -0,0 +1,319 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const ModuleNotFoundError = require("../ModuleNotFoundError");
+const RuntimeGlobals = require("../RuntimeGlobals");
+const WebpackError = require("../WebpackError");
+const { parseOptions } = require("../container/options");
+const LazySet = require("../util/LazySet");
+const createSchemaValidation = require("../util/create-schema-validation");
+const { parseRange } = require("../util/semver");
+const ConsumeSharedFallbackDependency = require("./ConsumeSharedFallbackDependency");
+const ConsumeSharedModule = require("./ConsumeSharedModule");
+const ConsumeSharedRuntimeModule = require("./ConsumeSharedRuntimeModule");
+const ProvideForSharedDependency = require("./ProvideForSharedDependency");
+const { resolveMatchedConfigs } = require("./resolveMatchedConfigs");
+const {
+	isRequiredVersion,
+	getDescriptionFile,
+	getRequiredVersionFromDescriptionFile
+} = require("./utils");
+
+/** @typedef {import("../../declarations/plugins/sharing/ConsumeSharedPlugin").ConsumeSharedPluginOptions} ConsumeSharedPluginOptions */
+/** @typedef {import("../../declarations/plugins/sharing/ConsumeSharedPlugin").ConsumesConfig} ConsumesConfig */
+/** @typedef {import("../Compiler")} Compiler */
+/** @typedef {import("../ResolverFactory").ResolveOptionsWithDependencyType} ResolveOptionsWithDependencyType */
+/** @typedef {import("./ConsumeSharedModule").ConsumeOptions} ConsumeOptions */
+
+const validate = createSchemaValidation(
+	require("../../schemas/plugins/sharing/ConsumeSharedPlugin.check.js"),
+	() => require("../../schemas/plugins/sharing/ConsumeSharedPlugin.json"),
+	{
+		name: "Consume Shared Plugin",
+		baseDataPath: "options"
+	}
+);
+
+/** @type {ResolveOptionsWithDependencyType} */
+const RESOLVE_OPTIONS = { dependencyType: "esm" };
+const PLUGIN_NAME = "ConsumeSharedPlugin";
+
+class ConsumeSharedPlugin {
+	/**
+	 * @param {ConsumeSharedPluginOptions} options options
+	 */
+	constructor(options) {
+		if (typeof options !== "string") {
+			validate(options);
+		}
+
+		/** @type {[string, ConsumeOptions][]} */
+		this._consumes = parseOptions(
+			options.consumes,
+			(item, key) => {
+				if (Array.isArray(item)) throw new Error("Unexpected array in options");
+				/** @type {ConsumeOptions} */
+				let result =
+					item === key || !isRequiredVersion(item)
+						? // item is a request/key
+						  {
+								import: key,
+								shareScope: options.shareScope || "default",
+								shareKey: key,
+								requiredVersion: undefined,
+								packageName: undefined,
+								strictVersion: false,
+								singleton: false,
+								eager: false
+						  }
+						: // key is a request/key
+						  // item is a version
+						  {
+								import: key,
+								shareScope: options.shareScope || "default",
+								shareKey: key,
+								requiredVersion: parseRange(item),
+								strictVersion: true,
+								packageName: undefined,
+								singleton: false,
+								eager: false
+						  };
+				return result;
+			},
+			(item, key) => ({
+				import: item.import === false ? undefined : item.import || key,
+				shareScope: item.shareScope || options.shareScope || "default",
+				shareKey: item.shareKey || key,
+				requiredVersion:
+					typeof item.requiredVersion === "string"
+						? parseRange(item.requiredVersion)
+						: item.requiredVersion,
+				strictVersion:
+					typeof item.strictVersion === "boolean"
+						? item.strictVersion
+						: item.import !== false && !item.singleton,
+				packageName: item.packageName,
+				singleton: !!item.singleton,
+				eager: !!item.eager
+			})
+		);
+	}
+
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		compiler.hooks.thisCompilation.tap(
+			PLUGIN_NAME,
+			(compilation, { normalModuleFactory }) => {
+				compilation.dependencyFactories.set(
+					ConsumeSharedFallbackDependency,
+					normalModuleFactory
+				);
+
+				let unresolvedConsumes, resolvedConsumes, prefixedConsumes;
+				const promise = resolveMatchedConfigs(compilation, this._consumes).then(
+					({ resolved, unresolved, prefixed }) => {
+						resolvedConsumes = resolved;
+						unresolvedConsumes = unresolved;
+						prefixedConsumes = prefixed;
+					}
+				);
+
+				const resolver = compilation.resolverFactory.get(
+					"normal",
+					RESOLVE_OPTIONS
+				);
+
+				/**
+				 * @param {string} context issuer directory
+				 * @param {string} request request
+				 * @param {ConsumeOptions} config options
+				 * @returns {Promise<ConsumeSharedModule>} create module
+				 */
+				const createConsumeSharedModule = (context, request, config) => {
+					const requiredVersionWarning = details => {
+						const error = new WebpackError(
+							`No required version specified and unable to automatically determine one. ${details}`
+						);
+						error.file = `shared module ${request}`;
+						compilation.warnings.push(error);
+					};
+					const directFallback =
+						config.import &&
+						/^(\.\.?(\/|$)|\/|[A-Za-z]:|\\\\)/.test(config.import);
+					return Promise.all([
+						new Promise(resolve => {
+							if (!config.import) return resolve();
+							const resolveContext = {
+								/** @type {LazySet<string>} */
+								fileDependencies: new LazySet(),
+								/** @type {LazySet<string>} */
+								contextDependencies: new LazySet(),
+								/** @type {LazySet<string>} */
+								missingDependencies: new LazySet()
+							};
+							resolver.resolve(
+								{},
+								directFallback ? compiler.context : context,
+								config.import,
+								resolveContext,
+								(err, result) => {
+									compilation.contextDependencies.addAll(
+										resolveContext.contextDependencies
+									);
+									compilation.fileDependencies.addAll(
+										resolveContext.fileDependencies
+									);
+									compilation.missingDependencies.addAll(
+										resolveContext.missingDependencies
+									);
+									if (err) {
+										compilation.errors.push(
+											new ModuleNotFoundError(null, err, {
+												name: `resolving fallback for shared module ${request}`
+											})
+										);
+										return resolve();
+									}
+									resolve(result);
+								}
+							);
+						}),
+						new Promise(resolve => {
+							if (config.requiredVersion !== undefined)
+								return resolve(config.requiredVersion);
+							let packageName = config.packageName;
+							if (packageName === undefined) {
+								if (/^(\/|[A-Za-z]:|\\\\)/.test(request)) {
+									// For relative or absolute requests we don't automatically use a packageName.
+									// If wished one can specify one with the packageName option.
+									return resolve();
+								}
+								const match = /^((?:@[^\\/]+[\\/])?[^\\/]+)/.exec(request);
+								if (!match) {
+									requiredVersionWarning(
+										"Unable to extract the package name from request."
+									);
+									return resolve();
+								}
+								packageName = match[0];
+							}
+
+							getDescriptionFile(
+								compilation.inputFileSystem,
+								context,
+								["package.json"],
+								(err, result) => {
+									if (err) {
+										requiredVersionWarning(
+											`Unable to read description file: ${err}`
+										);
+										return resolve();
+									}
+									const { data, path: descriptionPath } = result;
+									if (!data) {
+										requiredVersionWarning(
+											`Unable to find description file in ${context}.`
+										);
+										return resolve();
+									}
+									const requiredVersion = getRequiredVersionFromDescriptionFile(
+										data,
+										packageName
+									);
+									if (typeof requiredVersion !== "string") {
+										requiredVersionWarning(
+											`Unable to find required version for "${packageName}" in description file (${descriptionPath}). It need to be in dependencies, devDependencies or peerDependencies.`
+										);
+										return resolve();
+									}
+									resolve(parseRange(requiredVersion));
+								}
+							);
+						})
+					]).then(([importResolved, requiredVersion]) => {
+						return new ConsumeSharedModule(
+							directFallback ? compiler.context : context,
+							{
+								...config,
+								importResolved,
+								import: importResolved ? config.import : undefined,
+								requiredVersion
+							}
+						);
+					});
+				};
+
+				normalModuleFactory.hooks.factorize.tapPromise(
+					PLUGIN_NAME,
+					({ context, request, dependencies }) =>
+						// wait for resolving to be complete
+						promise.then(() => {
+							if (
+								dependencies[0] instanceof ConsumeSharedFallbackDependency ||
+								dependencies[0] instanceof ProvideForSharedDependency
+							) {
+								return;
+							}
+							const match = unresolvedConsumes.get(request);
+							if (match !== undefined) {
+								return createConsumeSharedModule(context, request, match);
+							}
+							for (const [prefix, options] of prefixedConsumes) {
+								if (request.startsWith(prefix)) {
+									const remainder = request.slice(prefix.length);
+									return createConsumeSharedModule(context, request, {
+										...options,
+										import: options.import
+											? options.import + remainder
+											: undefined,
+										shareKey: options.shareKey + remainder
+									});
+								}
+							}
+						})
+				);
+				normalModuleFactory.hooks.createModule.tapPromise(
+					PLUGIN_NAME,
+					({ resource }, { context, dependencies }) => {
+						if (
+							dependencies[0] instanceof ConsumeSharedFallbackDependency ||
+							dependencies[0] instanceof ProvideForSharedDependency
+						) {
+							return Promise.resolve();
+						}
+						const options = resolvedConsumes.get(resource);
+						if (options !== undefined) {
+							return createConsumeSharedModule(context, resource, options);
+						}
+						return Promise.resolve();
+					}
+				);
+				compilation.hooks.additionalTreeRuntimeRequirements.tap(
+					PLUGIN_NAME,
+					(chunk, set) => {
+						set.add(RuntimeGlobals.module);
+						set.add(RuntimeGlobals.moduleCache);
+						set.add(RuntimeGlobals.moduleFactoriesAddOnly);
+						set.add(RuntimeGlobals.shareScopeMap);
+						set.add(RuntimeGlobals.initializeSharing);
+						set.add(RuntimeGlobals.hasOwnProperty);
+						compilation.addRuntimeModule(
+							chunk,
+							new ConsumeSharedRuntimeModule(set)
+						);
+					}
+				);
+			}
+		);
+	}
+}
+
+module.exports = ConsumeSharedPlugin;

node_modules/webpack/lib/sharing/ConsumeSharedRuntimeModule.js

@@ -0,0 +1,360 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const RuntimeGlobals = require("../RuntimeGlobals");
+const RuntimeModule = require("../RuntimeModule");
+const Template = require("../Template");
+const {
+	parseVersionRuntimeCode,
+	versionLtRuntimeCode,
+	rangeToStringRuntimeCode,
+	satisfyRuntimeCode
+} = require("../util/semver");
+
+/** @typedef {import("webpack-sources").Source} Source */
+/** @typedef {import("../Chunk")} Chunk */
+/** @typedef {import("../Module")} Module */
+/** @typedef {import("./ConsumeSharedModule")} ConsumeSharedModule */
+
+class ConsumeSharedRuntimeModule extends RuntimeModule {
+	constructor(runtimeRequirements) {
+		super("consumes", RuntimeModule.STAGE_ATTACH);
+		this._runtimeRequirements = runtimeRequirements;
+	}
+
+	/**
+	 * @returns {string} runtime code
+	 */
+	generate() {
+		const { compilation, chunkGraph } = this;
+		const { runtimeTemplate, codeGenerationResults } = compilation;
+		const chunkToModuleMapping = {};
+		/** @type {Map<string | number, Source>} */
+		const moduleIdToSourceMapping = new Map();
+		const initialConsumes = [];
+		/**
+		 *
+		 * @param {Iterable<Module>} modules modules
+		 * @param {Chunk} chunk the chunk
+		 * @param {(string | number)[]} list list of ids
+		 */
+		const addModules = (modules, chunk, list) => {
+			for (const m of modules) {
+				const module = /** @type {ConsumeSharedModule} */ (m);
+				const id = chunkGraph.getModuleId(module);
+				list.push(id);
+				moduleIdToSourceMapping.set(
+					id,
+					codeGenerationResults.getSource(
+						module,
+						chunk.runtime,
+						"consume-shared"
+					)
+				);
+			}
+		};
+		for (const chunk of this.chunk.getAllAsyncChunks()) {
+			const modules = chunkGraph.getChunkModulesIterableBySourceType(
+				chunk,
+				"consume-shared"
+			);
+			if (!modules) continue;
+			addModules(modules, chunk, (chunkToModuleMapping[chunk.id] = []));
+		}
+		for (const chunk of this.chunk.getAllInitialChunks()) {
+			const modules = chunkGraph.getChunkModulesIterableBySourceType(
+				chunk,
+				"consume-shared"
+			);
+			if (!modules) continue;
+			addModules(modules, chunk, initialConsumes);
+		}
+		if (moduleIdToSourceMapping.size === 0) return null;
+		return Template.asString([
+			parseVersionRuntimeCode(runtimeTemplate),
+			versionLtRuntimeCode(runtimeTemplate),
+			rangeToStringRuntimeCode(runtimeTemplate),
+			satisfyRuntimeCode(runtimeTemplate),
+			`var ensureExistence = ${runtimeTemplate.basicFunction("scopeName, key", [
+				`var scope = ${RuntimeGlobals.shareScopeMap}[scopeName];`,
+				`if(!scope || !${RuntimeGlobals.hasOwnProperty}(scope, key)) throw new Error("Shared module " + key + " doesn't exist in shared scope " + scopeName);`,
+				"return scope;"
+			])};`,
+			`var findVersion = ${runtimeTemplate.basicFunction("scope, key", [
+				"var versions = scope[key];",
+				`var key = Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
+					"a, b",
+					["return !a || versionLt(a, b) ? b : a;"]
+				)}, 0);`,
+				"return key && versions[key]"
+			])};`,
+			`var findSingletonVersionKey = ${runtimeTemplate.basicFunction(
+				"scope, key",
+				[
+					"var versions = scope[key];",
+					`return Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
+						"a, b",
+						["return !a || (!versions[a].loaded && versionLt(a, b)) ? b : a;"]
+					)}, 0);`
+				]
+			)};`,
+			`var getInvalidSingletonVersionMessage = ${runtimeTemplate.basicFunction(
+				"scope, key, version, requiredVersion",
+				[
+					`return "Unsatisfied version " + version + " from " + (version && scope[key][version].from) + " of shared singleton module " + key + " (required " + rangeToString(requiredVersion) + ")"`
+				]
+			)};`,
+			`var getSingleton = ${runtimeTemplate.basicFunction(
+				"scope, scopeName, key, requiredVersion",
+				[
+					"var version = findSingletonVersionKey(scope, key);",
+					"return get(scope[key][version]);"
+				]
+			)};`,
+			`var getSingletonVersion = ${runtimeTemplate.basicFunction(
+				"scope, scopeName, key, requiredVersion",
+				[
+					"var version = findSingletonVersionKey(scope, key);",
+					"if (!satisfy(requiredVersion, version)) " +
+						'typeof console !== "undefined" && console.warn && console.warn(getInvalidSingletonVersionMessage(scope, key, version, requiredVersion));',
+					"return get(scope[key][version]);"
+				]
+			)};`,
+			`var getStrictSingletonVersion = ${runtimeTemplate.basicFunction(
+				"scope, scopeName, key, requiredVersion",
+				[
+					"var version = findSingletonVersionKey(scope, key);",
+					"if (!satisfy(requiredVersion, version)) " +
+						"throw new Error(getInvalidSingletonVersionMessage(scope, key, version, requiredVersion));",
+					"return get(scope[key][version]);"
+				]
+			)};`,
+			`var findValidVersion = ${runtimeTemplate.basicFunction(
+				"scope, key, requiredVersion",
+				[
+					"var versions = scope[key];",
+					`var key = Object.keys(versions).reduce(${runtimeTemplate.basicFunction(
+						"a, b",
+						[
+							"if (!satisfy(requiredVersion, b)) return a;",
+							"return !a || versionLt(a, b) ? b : a;"
+						]
+					)}, 0);`,
+					"return key && versions[key]"
+				]
+			)};`,
+			`var getInvalidVersionMessage = ${runtimeTemplate.basicFunction(
+				"scope, scopeName, key, requiredVersion",
+				[
+					"var versions = scope[key];",
+					'return "No satisfying version (" + rangeToString(requiredVersion) + ") of shared module " + key + " found in shared scope " + scopeName + ".\\n" +',
+					`\t"Available versions: " + Object.keys(versions).map(${runtimeTemplate.basicFunction(
+						"key",
+						['return key + " from " + versions[key].from;']
+					)}).join(", ");`
+				]
+			)};`,
+			`var getValidVersion = ${runtimeTemplate.basicFunction(
+				"scope, scopeName, key, requiredVersion",
+				[
+					"var entry = findValidVersion(scope, key, requiredVersion);",
+					"if(entry) return get(entry);",
+					"throw new Error(getInvalidVersionMessage(scope, scopeName, key, requiredVersion));"
+				]
+			)};`,
+			`var warnInvalidVersion = ${runtimeTemplate.basicFunction(
+				"scope, scopeName, key, requiredVersion",
+				[
+					'typeof console !== "undefined" && console.warn && console.warn(getInvalidVersionMessage(scope, scopeName, key, requiredVersion));'
+				]
+			)};`,
+			`var get = ${runtimeTemplate.basicFunction("entry", [
+				"entry.loaded = 1;",
+				"return entry.get()"
+			])};`,
+			`var init = ${runtimeTemplate.returningFunction(
+				Template.asString([
+					"function(scopeName, a, b, c) {",
+					Template.indent([
+						`var promise = ${RuntimeGlobals.initializeSharing}(scopeName);`,
+						`if (promise && promise.then) return promise.then(fn.bind(fn, scopeName, ${RuntimeGlobals.shareScopeMap}[scopeName], a, b, c));`,
+						`return fn(scopeName, ${RuntimeGlobals.shareScopeMap}[scopeName], a, b, c);`
+					]),
+					"}"
+				]),
+				"fn"
+			)};`,
+			"",
+			`var load = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key",
+				[
+					"ensureExistence(scopeName, key);",
+					"return get(findVersion(scope, key));"
+				]
+			)});`,
+			`var loadFallback = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, fallback",
+				[
+					`return scope && ${RuntimeGlobals.hasOwnProperty}(scope, key) ? get(findVersion(scope, key)) : fallback();`
+				]
+			)});`,
+			`var loadVersionCheck = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version",
+				[
+					"ensureExistence(scopeName, key);",
+					"return get(findValidVersion(scope, key, version) || warnInvalidVersion(scope, scopeName, key, version) || findVersion(scope, key));"
+				]
+			)});`,
+			`var loadSingleton = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key",
+				[
+					"ensureExistence(scopeName, key);",
+					"return getSingleton(scope, scopeName, key);"
+				]
+			)});`,
+			`var loadSingletonVersionCheck = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version",
+				[
+					"ensureExistence(scopeName, key);",
+					"return getSingletonVersion(scope, scopeName, key, version);"
+				]
+			)});`,
+			`var loadStrictVersionCheck = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version",
+				[
+					"ensureExistence(scopeName, key);",
+					"return getValidVersion(scope, scopeName, key, version);"
+				]
+			)});`,
+			`var loadStrictSingletonVersionCheck = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version",
+				[
+					"ensureExistence(scopeName, key);",
+					"return getStrictSingletonVersion(scope, scopeName, key, version);"
+				]
+			)});`,
+			`var loadVersionCheckFallback = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version, fallback",
+				[
+					`if(!scope || !${RuntimeGlobals.hasOwnProperty}(scope, key)) return fallback();`,
+					"return get(findValidVersion(scope, key, version) || warnInvalidVersion(scope, scopeName, key, version) || findVersion(scope, key));"
+				]
+			)});`,
+			`var loadSingletonFallback = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, fallback",
+				[
+					`if(!scope || !${RuntimeGlobals.hasOwnProperty}(scope, key)) return fallback();`,
+					"return getSingleton(scope, scopeName, key);"
+				]
+			)});`,
+			`var loadSingletonVersionCheckFallback = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version, fallback",
+				[
+					`if(!scope || !${RuntimeGlobals.hasOwnProperty}(scope, key)) return fallback();`,
+					"return getSingletonVersion(scope, scopeName, key, version);"
+				]
+			)});`,
+			`var loadStrictVersionCheckFallback = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version, fallback",
+				[
+					`var entry = scope && ${RuntimeGlobals.hasOwnProperty}(scope, key) && findValidVersion(scope, key, version);`,
+					`return entry ? get(entry) : fallback();`
+				]
+			)});`,
+			`var loadStrictSingletonVersionCheckFallback = /*#__PURE__*/ init(${runtimeTemplate.basicFunction(
+				"scopeName, scope, key, version, fallback",
+				[
+					`if(!scope || !${RuntimeGlobals.hasOwnProperty}(scope, key)) return fallback();`,
+					"return getStrictSingletonVersion(scope, scopeName, key, version);"
+				]
+			)});`,
+			"var installedModules = {};",
+			"var moduleToHandlerMapping = {",
+			Template.indent(
+				Array.from(
+					moduleIdToSourceMapping,
+					([key, source]) => `${JSON.stringify(key)}: ${source.source()}`
+				).join(",\n")
+			),
+			"};",
+
+			initialConsumes.length > 0
+				? Template.asString([
+						`var initialConsumes = ${JSON.stringify(initialConsumes)};`,
+						`initialConsumes.forEach(${runtimeTemplate.basicFunction("id", [
+							`${
+								RuntimeGlobals.moduleFactories
+							}[id] = ${runtimeTemplate.basicFunction("module", [
+								"// Handle case when module is used sync",
+								"installedModules[id] = 0;",
+								`delete ${RuntimeGlobals.moduleCache}[id];`,
+								"var factory = moduleToHandlerMapping[id]();",
+								'if(typeof factory !== "function") throw new Error("Shared module is not available for eager consumption: " + id);',
+								`module.exports = factory();`
+							])}`
+						])});`
+				  ])
+				: "// no consumes in initial chunks",
+			this._runtimeRequirements.has(RuntimeGlobals.ensureChunkHandlers)
+				? Template.asString([
+						`var chunkMapping = ${JSON.stringify(
+							chunkToModuleMapping,
+							null,
+							"\t"
+						)};`,
+						`${
+							RuntimeGlobals.ensureChunkHandlers
+						}.consumes = ${runtimeTemplate.basicFunction("chunkId, promises", [
+							`if(${RuntimeGlobals.hasOwnProperty}(chunkMapping, chunkId)) {`,
+							Template.indent([
+								`chunkMapping[chunkId].forEach(${runtimeTemplate.basicFunction(
+									"id",
+									[
+										`if(${RuntimeGlobals.hasOwnProperty}(installedModules, id)) return promises.push(installedModules[id]);`,
+										`var onFactory = ${runtimeTemplate.basicFunction(
+											"factory",
+											[
+												"installedModules[id] = 0;",
+												`${
+													RuntimeGlobals.moduleFactories
+												}[id] = ${runtimeTemplate.basicFunction("module", [
+													`delete ${RuntimeGlobals.moduleCache}[id];`,
+													"module.exports = factory();"
+												])}`
+											]
+										)};`,
+										`var onError = ${runtimeTemplate.basicFunction("error", [
+											"delete installedModules[id];",
+											`${
+												RuntimeGlobals.moduleFactories
+											}[id] = ${runtimeTemplate.basicFunction("module", [
+												`delete ${RuntimeGlobals.moduleCache}[id];`,
+												"throw error;"
+											])}`
+										])};`,
+										"try {",
+										Template.indent([
+											"var promise = moduleToHandlerMapping[id]();",
+											"if(promise.then) {",
+											Template.indent(
+												"promises.push(installedModules[id] = promise.then(onFactory)['catch'](onError));"
+											),
+											"} else onFactory(promise);"
+										]),
+										"} catch(e) { onError(e); }"
+									]
+								)});`
+							]),
+							"}"
+						])}`
+				  ])
+				: "// no chunk loading of consumes"
+		]);
+	}
+}
+
+module.exports = ConsumeSharedRuntimeModule;

node_modules/webpack/lib/sharing/ProvideForSharedDependency.js

@@ -0,0 +1,34 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const ModuleDependency = require("../dependencies/ModuleDependency");
+const makeSerializable = require("../util/makeSerializable");
+
+class ProvideForSharedDependency extends ModuleDependency {
+	/**
+	 *
+	 * @param {string} request request string
+	 */
+	constructor(request) {
+		super(request);
+	}
+
+	get type() {
+		return "provide module for shared";
+	}
+
+	get category() {
+		return "esm";
+	}
+}
+
+makeSerializable(
+	ProvideForSharedDependency,
+	"webpack/lib/sharing/ProvideForSharedDependency"
+);
+
+module.exports = ProvideForSharedDependency;

node_modules/webpack/lib/sharing/ProvideSharedDependency.js

@@ -0,0 +1,63 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const Dependency = require("../Dependency");
+const makeSerializable = require("../util/makeSerializable");
+
+class ProvideSharedDependency extends Dependency {
+	constructor(shareScope, name, version, request, eager) {
+		super();
+		this.shareScope = shareScope;
+		this.name = name;
+		this.version = version;
+		this.request = request;
+		this.eager = eager;
+	}
+
+	get type() {
+		return "provide shared module";
+	}
+
+	/**
+	 * @returns {string | null} an identifier to merge equal requests
+	 */
+	getResourceIdentifier() {
+		return `provide module (${this.shareScope}) ${this.request} as ${
+			this.name
+		} @ ${this.version}${this.eager ? " (eager)" : ""}`;
+	}
+
+	serialize(context) {
+		context.write(this.shareScope);
+		context.write(this.name);
+		context.write(this.request);
+		context.write(this.version);
+		context.write(this.eager);
+		super.serialize(context);
+	}
+
+	static deserialize(context) {
+		const { read } = context;
+		const obj = new ProvideSharedDependency(
+			read(),
+			read(),
+			read(),
+			read(),
+			read()
+		);
+		this.shareScope = context.read();
+		obj.deserialize(context);
+		return obj;
+	}
+}
+
+makeSerializable(
+	ProvideSharedDependency,
+	"webpack/lib/sharing/ProvideSharedDependency"
+);
+
+module.exports = ProvideSharedDependency;

node_modules/webpack/lib/sharing/ProvideSharedModule.js

@@ -0,0 +1,184 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra and Zackary Jackson @ScriptedAlchemy
+*/
+
+"use strict";
+
+const AsyncDependenciesBlock = require("../AsyncDependenciesBlock");
+const Module = require("../Module");
+const RuntimeGlobals = require("../RuntimeGlobals");
+const makeSerializable = require("../util/makeSerializable");
+const ProvideForSharedDependency = require("./ProvideForSharedDependency");
+
+/** @typedef {import("../../declarations/WebpackOptions").WebpackOptionsNormalized} WebpackOptions */
+/** @typedef {import("../Chunk")} Chunk */
+/** @typedef {import("../ChunkGraph")} ChunkGraph */
+/** @typedef {import("../ChunkGroup")} ChunkGroup */
+/** @typedef {import("../Compilation")} Compilation */
+/** @typedef {import("../Module").CodeGenerationContext} CodeGenerationContext */
+/** @typedef {import("../Module").CodeGenerationResult} CodeGenerationResult */
+/** @typedef {import("../Module").LibIdentOptions} LibIdentOptions */
+/** @typedef {import("../Module").NeedBuildContext} NeedBuildContext */
+/** @typedef {import("../RequestShortener")} RequestShortener */
+/** @typedef {import("../ResolverFactory").ResolverWithOptions} ResolverWithOptions */
+/** @typedef {import("../WebpackError")} WebpackError */
+/** @typedef {import("../util/Hash")} Hash */
+/** @typedef {import("../util/fs").InputFileSystem} InputFileSystem */
+
+const TYPES = new Set(["share-init"]);
+
+class ProvideSharedModule extends Module {
+	/**
+	 * @param {string} shareScope shared scope name
+	 * @param {string} name shared key
+	 * @param {string | false} version version
+	 * @param {string} request request to the provided module
+	 * @param {boolean} eager include the module in sync way
+	 */
+	constructor(shareScope, name, version, request, eager) {
+		super("provide-module");
+		this._shareScope = shareScope;
+		this._name = name;
+		this._version = version;
+		this._request = request;
+		this._eager = eager;
+	}
+
+	/**
+	 * @returns {string} a unique identifier of the module
+	 */
+	identifier() {
+		return `provide module (${this._shareScope}) ${this._name}@${this._version} = ${this._request}`;
+	}
+
+	/**
+	 * @param {RequestShortener} requestShortener the request shortener
+	 * @returns {string} a user readable identifier of the module
+	 */
+	readableIdentifier(requestShortener) {
+		return `provide shared module (${this._shareScope}) ${this._name}@${
+			this._version
+		} = ${requestShortener.shorten(this._request)}`;
+	}
+
+	/**
+	 * @param {LibIdentOptions} options options
+	 * @returns {string | null} an identifier for library inclusion
+	 */
+	libIdent(options) {
+		return `${this.layer ? `(${this.layer})/` : ""}webpack/sharing/provide/${
+			this._shareScope
+		}/${this._name}`;
+	}
+
+	/**
+	 * @param {NeedBuildContext} context context info
+	 * @param {function((WebpackError | null)=, boolean=): void} callback callback function, returns true, if the module needs a rebuild
+	 * @returns {void}
+	 */
+	needBuild(context, callback) {
+		callback(null, !this.buildInfo);
+	}
+
+	/**
+	 * @param {WebpackOptions} options webpack options
+	 * @param {Compilation} compilation the compilation
+	 * @param {ResolverWithOptions} resolver the resolver
+	 * @param {InputFileSystem} fs the file system
+	 * @param {function(WebpackError=): void} callback callback function
+	 * @returns {void}
+	 */
+	build(options, compilation, resolver, fs, callback) {
+		this.buildMeta = {};
+		this.buildInfo = {
+			strict: true
+		};
+
+		this.clearDependenciesAndBlocks();
+		const dep = new ProvideForSharedDependency(this._request);
+		if (this._eager) {
+			this.addDependency(dep);
+		} else {
+			const block = new AsyncDependenciesBlock({});
+			block.addDependency(dep);
+			this.addBlock(block);
+		}
+
+		callback();
+	}
+
+	/**
+	 * @param {string=} type the source type for which the size should be estimated
+	 * @returns {number} the estimated size of the module (must be non-zero)
+	 */
+	size(type) {
+		return 42;
+	}
+
+	/**
+	 * @returns {Set<string>} types available (do not mutate)
+	 */
+	getSourceTypes() {
+		return TYPES;
+	}
+
+	/**
+	 * @param {CodeGenerationContext} context context for code generation
+	 * @returns {CodeGenerationResult} result
+	 */
+	codeGeneration({ runtimeTemplate, moduleGraph, chunkGraph }) {
+		const runtimeRequirements = new Set([RuntimeGlobals.initializeSharing]);
+		const code = `register(${JSON.stringify(this._name)}, ${JSON.stringify(
+			this._version || "0"
+		)}, ${
+			this._eager
+				? runtimeTemplate.syncModuleFactory({
+						dependency: this.dependencies[0],
+						chunkGraph,
+						request: this._request,
+						runtimeRequirements
+				  })
+				: runtimeTemplate.asyncModuleFactory({
+						block: this.blocks[0],
+						chunkGraph,
+						request: this._request,
+						runtimeRequirements
+				  })
+		}${this._eager ? ", 1" : ""});`;
+		const sources = new Map();
+		const data = new Map();
+		data.set("share-init", [
+			{
+				shareScope: this._shareScope,
+				initStage: 10,
+				init: code
+			}
+		]);
+		return { sources, data, runtimeRequirements };
+	}
+
+	serialize(context) {
+		const { write } = context;
+		write(this._shareScope);
+		write(this._name);
+		write(this._version);
+		write(this._request);
+		write(this._eager);
+		super.serialize(context);
+	}
+
+	static deserialize(context) {
+		const { read } = context;
+		const obj = new ProvideSharedModule(read(), read(), read(), read(), read());
+		obj.deserialize(context);
+		return obj;
+	}
+}
+
+makeSerializable(
+	ProvideSharedModule,
+	"webpack/lib/sharing/ProvideSharedModule"
+);
+
+module.exports = ProvideSharedModule;

node_modules/webpack/lib/sharing/ProvideSharedModuleFactory.js

@@ -0,0 +1,35 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra and Zackary Jackson @ScriptedAlchemy
+*/
+
+"use strict";
+
+const ModuleFactory = require("../ModuleFactory");
+const ProvideSharedModule = require("./ProvideSharedModule");
+
+/** @typedef {import("../ModuleFactory").ModuleFactoryCreateData} ModuleFactoryCreateData */
+/** @typedef {import("../ModuleFactory").ModuleFactoryResult} ModuleFactoryResult */
+/** @typedef {import("./ProvideSharedDependency")} ProvideSharedDependency */
+
+class ProvideSharedModuleFactory extends ModuleFactory {
+	/**
+	 * @param {ModuleFactoryCreateData} data data object
+	 * @param {function(Error=, ModuleFactoryResult=): void} callback callback
+	 * @returns {void}
+	 */
+	create(data, callback) {
+		const dep = /** @type {ProvideSharedDependency} */ (data.dependencies[0]);
+		callback(null, {
+			module: new ProvideSharedModule(
+				dep.shareScope,
+				dep.name,
+				dep.version,
+				dep.request,
+				dep.eager
+			)
+		});
+	}
+}
+
+module.exports = ProvideSharedModuleFactory;

node_modules/webpack/lib/sharing/ProvideSharedPlugin.js

@@ -0,0 +1,236 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra and Zackary Jackson @ScriptedAlchemy
+*/
+
+"use strict";
+
+const WebpackError = require("../WebpackError");
+const { parseOptions } = require("../container/options");
+const createSchemaValidation = require("../util/create-schema-validation");
+const ProvideForSharedDependency = require("./ProvideForSharedDependency");
+const ProvideSharedDependency = require("./ProvideSharedDependency");
+const ProvideSharedModuleFactory = require("./ProvideSharedModuleFactory");
+
+/** @typedef {import("../../declarations/plugins/sharing/ProvideSharedPlugin").ProvideSharedPluginOptions} ProvideSharedPluginOptions */
+/** @typedef {import("../Compilation")} Compilation */
+/** @typedef {import("../Compiler")} Compiler */
+
+const validate = createSchemaValidation(
+	require("../../schemas/plugins/sharing/ProvideSharedPlugin.check.js"),
+	() => require("../../schemas/plugins/sharing/ProvideSharedPlugin.json"),
+	{
+		name: "Provide Shared Plugin",
+		baseDataPath: "options"
+	}
+);
+
+/**
+ * @typedef {Object} ProvideOptions
+ * @property {string} shareKey
+ * @property {string} shareScope
+ * @property {string | undefined | false} version
+ * @property {boolean} eager
+ */
+
+/** @typedef {Map<string, { config: ProvideOptions, version: string | undefined | false }>} ResolvedProvideMap */
+
+class ProvideSharedPlugin {
+	/**
+	 * @param {ProvideSharedPluginOptions} options options
+	 */
+	constructor(options) {
+		validate(options);
+
+		/** @type {[string, ProvideOptions][]} */
+		this._provides = parseOptions(
+			options.provides,
+			item => {
+				if (Array.isArray(item))
+					throw new Error("Unexpected array of provides");
+				/** @type {ProvideOptions} */
+				const result = {
+					shareKey: item,
+					version: undefined,
+					shareScope: options.shareScope || "default",
+					eager: false
+				};
+				return result;
+			},
+			item => ({
+				shareKey: item.shareKey,
+				version: item.version,
+				shareScope: item.shareScope || options.shareScope || "default",
+				eager: !!item.eager
+			})
+		);
+		this._provides.sort(([a], [b]) => {
+			if (a < b) return -1;
+			if (b < a) return 1;
+			return 0;
+		});
+	}
+
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		/** @type {WeakMap<Compilation, ResolvedProvideMap>} */
+		const compilationData = new WeakMap();
+
+		compiler.hooks.compilation.tap(
+			"ProvideSharedPlugin",
+			(compilation, { normalModuleFactory }) => {
+				/** @type {ResolvedProvideMap} */
+				const resolvedProvideMap = new Map();
+				/** @type {Map<string, ProvideOptions>} */
+				const matchProvides = new Map();
+				/** @type {Map<string, ProvideOptions>} */
+				const prefixMatchProvides = new Map();
+				for (const [request, config] of this._provides) {
+					if (/^(\/|[A-Za-z]:\\|\\\\|\.\.?(\/|$))/.test(request)) {
+						// relative request
+						resolvedProvideMap.set(request, {
+							config,
+							version: config.version
+						});
+					} else if (/^(\/|[A-Za-z]:\\|\\\\)/.test(request)) {
+						// absolute path
+						resolvedProvideMap.set(request, {
+							config,
+							version: config.version
+						});
+					} else if (request.endsWith("/")) {
+						// module request prefix
+						prefixMatchProvides.set(request, config);
+					} else {
+						// module request
+						matchProvides.set(request, config);
+					}
+				}
+				compilationData.set(compilation, resolvedProvideMap);
+				const provideSharedModule = (
+					key,
+					config,
+					resource,
+					resourceResolveData
+				) => {
+					let version = config.version;
+					if (version === undefined) {
+						let details = "";
+						if (!resourceResolveData) {
+							details = `No resolve data provided from resolver.`;
+						} else {
+							const descriptionFileData =
+								resourceResolveData.descriptionFileData;
+							if (!descriptionFileData) {
+								details =
+									"No description file (usually package.json) found. Add description file with name and version, or manually specify version in shared config.";
+							} else if (!descriptionFileData.version) {
+								details = `No version in description file (usually package.json). Add version to description file ${resourceResolveData.descriptionFilePath}, or manually specify version in shared config.`;
+							} else {
+								version = descriptionFileData.version;
+							}
+						}
+						if (!version) {
+							const error = new WebpackError(
+								`No version specified and unable to automatically determine one. ${details}`
+							);
+							error.file = `shared module ${key} -> ${resource}`;
+							compilation.warnings.push(error);
+						}
+					}
+					resolvedProvideMap.set(resource, {
+						config,
+						version
+					});
+				};
+				normalModuleFactory.hooks.module.tap(
+					"ProvideSharedPlugin",
+					(module, { resource, resourceResolveData }, resolveData) => {
+						if (resolvedProvideMap.has(resource)) {
+							return module;
+						}
+						const { request } = resolveData;
+						{
+							const config = matchProvides.get(request);
+							if (config !== undefined) {
+								provideSharedModule(
+									request,
+									config,
+									resource,
+									resourceResolveData
+								);
+								resolveData.cacheable = false;
+							}
+						}
+						for (const [prefix, config] of prefixMatchProvides) {
+							if (request.startsWith(prefix)) {
+								const remainder = request.slice(prefix.length);
+								provideSharedModule(
+									resource,
+									{
+										...config,
+										shareKey: config.shareKey + remainder
+									},
+									resource,
+									resourceResolveData
+								);
+								resolveData.cacheable = false;
+							}
+						}
+						return module;
+					}
+				);
+			}
+		);
+		compiler.hooks.finishMake.tapPromise("ProvideSharedPlugin", compilation => {
+			const resolvedProvideMap = compilationData.get(compilation);
+			if (!resolvedProvideMap) return Promise.resolve();
+			return Promise.all(
+				Array.from(
+					resolvedProvideMap,
+					([resource, { config, version }]) =>
+						new Promise((resolve, reject) => {
+							compilation.addInclude(
+								compiler.context,
+								new ProvideSharedDependency(
+									config.shareScope,
+									config.shareKey,
+									version || false,
+									resource,
+									config.eager
+								),
+								{
+									name: undefined
+								},
+								err => {
+									if (err) return reject(err);
+									resolve();
+								}
+							);
+						})
+				)
+			).then(() => {});
+		});
+
+		compiler.hooks.compilation.tap(
+			"ProvideSharedPlugin",
+			(compilation, { normalModuleFactory }) => {
+				compilation.dependencyFactories.set(
+					ProvideForSharedDependency,
+					normalModuleFactory
+				);
+
+				compilation.dependencyFactories.set(
+					ProvideSharedDependency,
+					new ProvideSharedModuleFactory()
+				);
+			}
+		);
+	}
+}
+
+module.exports = ProvideSharedPlugin;

node_modules/webpack/lib/sharing/SharePlugin.js

@@ -0,0 +1,92 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra and Zackary Jackson @ScriptedAlchemy
+*/
+
+"use strict";
+
+const { parseOptions } = require("../container/options");
+const ConsumeSharedPlugin = require("./ConsumeSharedPlugin");
+const ProvideSharedPlugin = require("./ProvideSharedPlugin");
+const { isRequiredVersion } = require("./utils");
+
+/** @typedef {import("../../declarations/plugins/sharing/ConsumeSharedPlugin").ConsumeSharedPluginOptions} ConsumeSharedPluginOptions */
+/** @typedef {import("../../declarations/plugins/sharing/ConsumeSharedPlugin").ConsumesConfig} ConsumesConfig */
+/** @typedef {import("../../declarations/plugins/sharing/ProvideSharedPlugin").ProvideSharedPluginOptions} ProvideSharedPluginOptions */
+/** @typedef {import("../../declarations/plugins/sharing/ProvideSharedPlugin").ProvidesConfig} ProvidesConfig */
+/** @typedef {import("../../declarations/plugins/sharing/SharePlugin").SharePluginOptions} SharePluginOptions */
+/** @typedef {import("../../declarations/plugins/sharing/SharePlugin").SharedConfig} SharedConfig */
+/** @typedef {import("../Compiler")} Compiler */
+
+class SharePlugin {
+	/**
+	 * @param {SharePluginOptions} options options
+	 */
+	constructor(options) {
+		/** @type {[string, SharedConfig][]} */
+		const sharedOptions = parseOptions(
+			options.shared,
+			(item, key) => {
+				if (typeof item !== "string")
+					throw new Error("Unexpected array in shared");
+				/** @type {SharedConfig} */
+				const config =
+					item === key || !isRequiredVersion(item)
+						? {
+								import: item
+						  }
+						: {
+								import: key,
+								requiredVersion: item
+						  };
+				return config;
+			},
+			item => item
+		);
+		/** @type {Record<string, ConsumesConfig>[]} */
+		const consumes = sharedOptions.map(([key, options]) => ({
+			[key]: {
+				import: options.import,
+				shareKey: options.shareKey || key,
+				shareScope: options.shareScope,
+				requiredVersion: options.requiredVersion,
+				strictVersion: options.strictVersion,
+				singleton: options.singleton,
+				packageName: options.packageName,
+				eager: options.eager
+			}
+		}));
+		/** @type {Record<string, ProvidesConfig>[]} */
+		const provides = sharedOptions
+			.filter(([, options]) => options.import !== false)
+			.map(([key, options]) => ({
+				[options.import || key]: {
+					shareKey: options.shareKey || key,
+					shareScope: options.shareScope,
+					version: options.version,
+					eager: options.eager
+				}
+			}));
+		this._shareScope = options.shareScope;
+		this._consumes = consumes;
+		this._provides = provides;
+	}
+
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		new ConsumeSharedPlugin({
+			shareScope: this._shareScope,
+			consumes: this._consumes
+		}).apply(compiler);
+		new ProvideSharedPlugin({
+			shareScope: this._shareScope,
+			provides: this._provides
+		}).apply(compiler);
+	}
+}
+
+module.exports = SharePlugin;

node_modules/webpack/lib/sharing/ShareRuntimeModule.js

@@ -0,0 +1,141 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const RuntimeGlobals = require("../RuntimeGlobals");
+const RuntimeModule = require("../RuntimeModule");
+const Template = require("../Template");
+const {
+	compareModulesByIdentifier,
+	compareStrings
+} = require("../util/comparators");
+
+class ShareRuntimeModule extends RuntimeModule {
+	constructor() {
+		super("sharing");
+	}
+
+	/**
+	 * @returns {string} runtime code
+	 */
+	generate() {
+		const { compilation, chunkGraph } = this;
+		const {
+			runtimeTemplate,
+			codeGenerationResults,
+			outputOptions: { uniqueName }
+		} = compilation;
+		/** @type {Map<string, Map<number, Set<string>>>} */
+		const initCodePerScope = new Map();
+		for (const chunk of this.chunk.getAllReferencedChunks()) {
+			const modules = chunkGraph.getOrderedChunkModulesIterableBySourceType(
+				chunk,
+				"share-init",
+				compareModulesByIdentifier
+			);
+			if (!modules) continue;
+			for (const m of modules) {
+				const data = codeGenerationResults.getData(
+					m,
+					chunk.runtime,
+					"share-init"
+				);
+				if (!data) continue;
+				for (const item of data) {
+					const { shareScope, initStage, init } = item;
+					let stages = initCodePerScope.get(shareScope);
+					if (stages === undefined) {
+						initCodePerScope.set(shareScope, (stages = new Map()));
+					}
+					let list = stages.get(initStage || 0);
+					if (list === undefined) {
+						stages.set(initStage || 0, (list = new Set()));
+					}
+					list.add(init);
+				}
+			}
+		}
+		return Template.asString([
+			`${RuntimeGlobals.shareScopeMap} = {};`,
+			"var initPromises = {};",
+			"var initTokens = {};",
+			`${RuntimeGlobals.initializeSharing} = ${runtimeTemplate.basicFunction(
+				"name, initScope",
+				[
+					"if(!initScope) initScope = [];",
+					"// handling circular init calls",
+					"var initToken = initTokens[name];",
+					"if(!initToken) initToken = initTokens[name] = {};",
+					"if(initScope.indexOf(initToken) >= 0) return;",
+					"initScope.push(initToken);",
+					"// only runs once",
+					"if(initPromises[name]) return initPromises[name];",
+					"// creates a new share scope if needed",
+					`if(!${RuntimeGlobals.hasOwnProperty}(${RuntimeGlobals.shareScopeMap}, name)) ${RuntimeGlobals.shareScopeMap}[name] = {};`,
+					"// runs all init snippets from all modules reachable",
+					`var scope = ${RuntimeGlobals.shareScopeMap}[name];`,
+					`var warn = ${runtimeTemplate.returningFunction(
+						'typeof console !== "undefined" && console.warn && console.warn(msg)',
+						"msg"
+					)};`,
+					`var uniqueName = ${JSON.stringify(uniqueName || undefined)};`,
+					`var register = ${runtimeTemplate.basicFunction(
+						"name, version, factory, eager",
+						[
+							"var versions = scope[name] = scope[name] || {};",
+							"var activeVersion = versions[version];",
+							"if(!activeVersion || (!activeVersion.loaded && (!eager != !activeVersion.eager ? eager : uniqueName > activeVersion.from))) versions[version] = { get: factory, from: uniqueName, eager: !!eager };"
+						]
+					)};`,
+					`var initExternal = ${runtimeTemplate.basicFunction("id", [
+						`var handleError = ${runtimeTemplate.expressionFunction(
+							'warn("Initialization of sharing external failed: " + err)',
+							"err"
+						)};`,
+						"try {",
+						Template.indent([
+							"var module = __webpack_require__(id);",
+							"if(!module) return;",
+							`var initFn = ${runtimeTemplate.returningFunction(
+								`module && module.init && module.init(${RuntimeGlobals.shareScopeMap}[name], initScope)`,
+								"module"
+							)}`,
+							"if(module.then) return promises.push(module.then(initFn, handleError));",
+							"var initResult = initFn(module);",
+							"if(initResult && initResult.then) return promises.push(initResult['catch'](handleError));"
+						]),
+						"} catch(err) { handleError(err); }"
+					])}`,
+					"var promises = [];",
+					"switch(name) {",
+					...Array.from(initCodePerScope)
+						.sort(([a], [b]) => compareStrings(a, b))
+						.map(([name, stages]) =>
+							Template.indent([
+								`case ${JSON.stringify(name)}: {`,
+								Template.indent(
+									Array.from(stages)
+										.sort(([a], [b]) => a - b)
+										.map(([, initCode]) =>
+											Template.asString(Array.from(initCode))
+										)
+								),
+								"}",
+								"break;"
+							])
+						),
+					"}",
+					"if(!promises.length) return initPromises[name] = 1;",
+					`return initPromises[name] = Promise.all(promises).then(${runtimeTemplate.returningFunction(
+						"initPromises[name] = 1"
+					)});`
+				]
+			)};`
+		]);
+	}
+}
+
+module.exports = ShareRuntimeModule;

node_modules/webpack/lib/sharing/resolveMatchedConfigs.js

@@ -0,0 +1,91 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const ModuleNotFoundError = require("../ModuleNotFoundError");
+const LazySet = require("../util/LazySet");
+
+/** @typedef {import("../Compilation")} Compilation */
+/** @typedef {import("../ResolverFactory").ResolveOptionsWithDependencyType} ResolveOptionsWithDependencyType */
+
+/**
+ * @template T
+ * @typedef {Object} MatchedConfigs
+ * @property {Map<string, T>} resolved
+ * @property {Map<string, T>} unresolved
+ * @property {Map<string, T>} prefixed
+ */
+
+/** @type {ResolveOptionsWithDependencyType} */
+const RESOLVE_OPTIONS = { dependencyType: "esm" };
+
+/**
+ * @template T
+ * @param {Compilation} compilation the compilation
+ * @param {[string, T][]} configs to be processed configs
+ * @returns {Promise<MatchedConfigs<T>>} resolved matchers
+ */
+exports.resolveMatchedConfigs = (compilation, configs) => {
+	/** @type {Map<string, T>} */
+	const resolved = new Map();
+	/** @type {Map<string, T>} */
+	const unresolved = new Map();
+	/** @type {Map<string, T>} */
+	const prefixed = new Map();
+	const resolveContext = {
+		/** @type {LazySet<string>} */
+		fileDependencies: new LazySet(),
+		/** @type {LazySet<string>} */
+		contextDependencies: new LazySet(),
+		/** @type {LazySet<string>} */
+		missingDependencies: new LazySet()
+	};
+	const resolver = compilation.resolverFactory.get("normal", RESOLVE_OPTIONS);
+	const context = compilation.compiler.context;
+
+	return Promise.all(
+		configs.map(([request, config]) => {
+			if (/^\.\.?(\/|$)/.test(request)) {
+				// relative request
+				return new Promise(resolve => {
+					resolver.resolve(
+						{},
+						context,
+						request,
+						resolveContext,
+						(err, result) => {
+							if (err || result === false) {
+								err = err || new Error(`Can't resolve ${request}`);
+								compilation.errors.push(
+									new ModuleNotFoundError(null, err, {
+										name: `shared module ${request}`
+									})
+								);
+								return resolve();
+							}
+							resolved.set(result, config);
+							resolve();
+						}
+					);
+				});
+			} else if (/^(\/|[A-Za-z]:\\|\\\\)/.test(request)) {
+				// absolute path
+				resolved.set(request, config);
+			} else if (request.endsWith("/")) {
+				// module request prefix
+				prefixed.set(request, config);
+			} else {
+				// module request
+				unresolved.set(request, config);
+			}
+		})
+	).then(() => {
+		compilation.contextDependencies.addAll(resolveContext.contextDependencies);
+		compilation.fileDependencies.addAll(resolveContext.fileDependencies);
+		compilation.missingDependencies.addAll(resolveContext.missingDependencies);
+		return { resolved, unresolved, prefixed };
+	});
+};

node_modules/webpack/lib/sharing/utils.js

@@ -0,0 +1,90 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const { join, dirname, readJson } = require("../util/fs");
+
+/** @typedef {import("../util/fs").InputFileSystem} InputFileSystem */
+
+/**
+ * @param {string} str maybe required version
+ * @returns {boolean} true, if it looks like a version
+ */
+exports.isRequiredVersion = str => {
+	return /^([\d^=v<>~]|[*xX]$)/.test(str);
+};
+
+/**
+ *
+ * @param {InputFileSystem} fs file system
+ * @param {string} directory directory to start looking into
+ * @param {string[]} descriptionFiles possible description filenames
+ * @param {function((Error | null)=, {data: object, path: string}=): void} callback callback
+ */
+const getDescriptionFile = (fs, directory, descriptionFiles, callback) => {
+	let i = 0;
+	const tryLoadCurrent = () => {
+		if (i >= descriptionFiles.length) {
+			const parentDirectory = dirname(fs, directory);
+			if (!parentDirectory || parentDirectory === directory) return callback();
+			return getDescriptionFile(
+				fs,
+				parentDirectory,
+				descriptionFiles,
+				callback
+			);
+		}
+		const filePath = join(fs, directory, descriptionFiles[i]);
+		readJson(fs, filePath, (err, data) => {
+			if (err) {
+				if ("code" in err && err.code === "ENOENT") {
+					i++;
+					return tryLoadCurrent();
+				}
+				return callback(err);
+			}
+			if (!data || typeof data !== "object" || Array.isArray(data)) {
+				return callback(
+					new Error(`Description file ${filePath} is not an object`)
+				);
+			}
+			callback(null, { data, path: filePath });
+		});
+	};
+	tryLoadCurrent();
+};
+exports.getDescriptionFile = getDescriptionFile;
+
+exports.getRequiredVersionFromDescriptionFile = (data, packageName) => {
+	if (
+		data.optionalDependencies &&
+		typeof data.optionalDependencies === "object" &&
+		packageName in data.optionalDependencies
+	) {
+		return data.optionalDependencies[packageName];
+	}
+	if (
+		data.dependencies &&
+		typeof data.dependencies === "object" &&
+		packageName in data.dependencies
+	) {
+		return data.dependencies[packageName];
+	}
+	if (
+		data.peerDependencies &&
+		typeof data.peerDependencies === "object" &&
+		packageName in data.peerDependencies
+	) {
+		return data.peerDependencies[packageName];
+	}
+	if (
+		data.devDependencies &&
+		typeof data.devDependencies === "object" &&
+		packageName in data.devDependencies
+	) {
+		return data.devDependencies[packageName];
+	}
+};