1 files changed, 214 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/RuntimeModule.js b/node_modules/webpack/lib/RuntimeModule.js
new file mode 100644
index 00000000..ee4f8a87
--- /dev/null
+++ b/node_modules/webpack/lib/RuntimeModule.js
@@ -0,0 +1,214 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const { RawSource } = require("webpack-sources");
+const OriginalSource = require("webpack-sources").OriginalSource;
+const Module = require("./Module");
+const { WEBPACK_MODULE_TYPE_RUNTIME } = require("./ModuleTypeConstants");
+
+/** @typedef {import("webpack-sources").Source} Source */
+/** @typedef {import("../declarations/WebpackOptions").WebpackOptionsNormalized} WebpackOptions */
+/** @typedef {import("./Chunk")} Chunk */
+/** @typedef {import("./ChunkGraph")} ChunkGraph */
+/** @typedef {import("./Compilation")} Compilation */
+/** @typedef {import("./Dependency").UpdateHashContext} UpdateHashContext */
+/** @typedef {import("./Module").CodeGenerationContext} CodeGenerationContext */
+/** @typedef {import("./Module").CodeGenerationResult} CodeGenerationResult */
+/** @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([WEBPACK_MODULE_TYPE_RUNTIME]);
+
+class RuntimeModule extends Module {
+	/**
+	 * @param {string} name a readable name
+	 * @param {number=} stage an optional stage
+	 */
+	constructor(name, stage = 0) {
+		super(WEBPACK_MODULE_TYPE_RUNTIME);
+		this.name = name;
+		this.stage = stage;
+		this.buildMeta = {};
+		this.buildInfo = {};
+		/** @type {Compilation | undefined} */
+		this.compilation = undefined;
+		/** @type {Chunk | undefined} */
+		this.chunk = undefined;
+		/** @type {ChunkGraph | undefined} */
+		this.chunkGraph = undefined;
+		this.fullHash = false;
+		this.dependentHash = false;
+		/** @type {string | undefined} */
+		this._cachedGeneratedCode = undefined;
+	}
+
+	/**
+	 * @param {Compilation} compilation the compilation
+	 * @param {Chunk} chunk the chunk
+	 * @param {ChunkGraph} chunkGraph the chunk graph
+	 * @returns {void}
+	 */
+	attach(compilation, chunk, chunkGraph = compilation.chunkGraph) {
+		this.compilation = compilation;
+		this.chunk = chunk;
+		this.chunkGraph = chunkGraph;
+	}
+
+	/**
+	 * @returns {string} a unique identifier of the module
+	 */
+	identifier() {
+		return `webpack/runtime/${this.name}`;
+	}
+
+	/**
+	 * @param {RequestShortener} requestShortener the request shortener
+	 * @returns {string} a user readable identifier of the module
+	 */
+	readableIdentifier(requestShortener) {
+		return `webpack/runtime/${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) {
+		return callback(null, false);
+	}
+
+	/**
+	 * @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) {
+		// do nothing
+		// should not be called as runtime modules are added later to the compilation
+		callback();
+	}
+
+	/**
+	 * @param {Hash} hash the hash used to track dependencies
+	 * @param {UpdateHashContext} context context
+	 * @returns {void}
+	 */
+	updateHash(hash, context) {
+		hash.update(this.name);
+		hash.update(`${this.stage}`);
+		try {
+			if (this.fullHash || this.dependentHash) {
+				// Do not use getGeneratedCode here, because i. e. compilation hash might be not
+				// ready at this point. We will cache it later instead.
+				hash.update(this.generate());
+			} else {
+				hash.update(this.getGeneratedCode());
+			}
+		} catch (err) {
+			hash.update(/** @type {Error} */ (err).message);
+		}
+		super.updateHash(hash, context);
+	}
+
+	/**
+	 * @returns {Set<string>} types available (do not mutate)
+	 */
+	getSourceTypes() {
+		return TYPES;
+	}
+
+	/**
+	 * @param {CodeGenerationContext} context context for code generation
+	 * @returns {CodeGenerationResult} result
+	 */
+	codeGeneration(context) {
+		const sources = new Map();
+		const generatedCode = this.getGeneratedCode();
+		if (generatedCode) {
+			sources.set(
+				WEBPACK_MODULE_TYPE_RUNTIME,
+				this.useSourceMap || this.useSimpleSourceMap
+					? new OriginalSource(generatedCode, this.identifier())
+					: new RawSource(generatedCode)
+			);
+		}
+		return {
+			sources,
+			runtimeRequirements: null
+		};
+	}
+
+	/**
+	 * @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) {
+		try {
+			const source = this.getGeneratedCode();
+			return source ? source.length : 0;
+		} catch (e) {
+			return 0;
+		}
+	}
+
+	/* istanbul ignore next */
+	/**
+	 * @abstract
+	 * @returns {string | null} runtime code
+	 */
+	generate() {
+		const AbstractMethodError = require("./AbstractMethodError");
+		throw new AbstractMethodError();
+	}
+
+	/**
+	 * @returns {string | null} runtime code
+	 */
+	getGeneratedCode() {
+		if (this._cachedGeneratedCode) {
+			return /** @type {string | null} */ (this._cachedGeneratedCode);
+		}
+		return (this._cachedGeneratedCode = this.generate());
+	}
+
+	/**
+	 * @returns {boolean} true, if the runtime module should get it's own scope
+	 */
+	shouldIsolate() {
+		return true;
+	}
+}
+
+/**
+ * Runtime modules without any dependencies to other runtime modules
+ */
+RuntimeModule.STAGE_NORMAL = 0;
+
+/**
+ * Runtime modules with simple dependencies on other runtime modules
+ */
+RuntimeModule.STAGE_BASIC = 5;
+
+/**
+ * Runtime modules which attach to handlers of other runtime modules
+ */
+RuntimeModule.STAGE_ATTACH = 10;
+
+/**
+ * Runtime modules which trigger actions on bootstrap
+ */
+RuntimeModule.STAGE_TRIGGER = 20;
+
+module.exports = RuntimeModule;