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node_modules/webpack/lib/dependencies/ContextElementDependency.js

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+/*
+	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");
+const ModuleDependency = require("./ModuleDependency");
+
+/** @typedef {import("../Dependency").ReferencedExport} ReferencedExport */
+/** @typedef {import("../ModuleGraph")} ModuleGraph */
+/** @typedef {import("../serialization/ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
+/** @typedef {import("../serialization/ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
+/** @typedef {import("../util/runtime").RuntimeSpec} RuntimeSpec */
+
+class ContextElementDependency extends ModuleDependency {
+	/**
+	 * @param {string} request request
+	 * @param {string|undefined} userRequest user request
+	 * @param {string} typePrefix type prefix
+	 * @param {string} category category
+	 * @param {string[][]=} referencedExports referenced exports
+	 * @param {string=} context context
+	 */
+	constructor(
+		request,
+		userRequest,
+		typePrefix,
+		category,
+		referencedExports,
+		context
+	) {
+		super(request);
+		this.referencedExports = referencedExports;
+		this._typePrefix = typePrefix;
+		this._category = category;
+		this._context = context || undefined;
+
+		if (userRequest) {
+			this.userRequest = userRequest;
+		}
+	}
+
+	get type() {
+		if (this._typePrefix) {
+			return `${this._typePrefix} context element`;
+		}
+
+		return "context element";
+	}
+
+	get category() {
+		return this._category;
+	}
+
+	/**
+	 * Returns list of exports referenced by this dependency
+	 * @param {ModuleGraph} moduleGraph module graph
+	 * @param {RuntimeSpec} runtime the runtime for which the module is analysed
+	 * @returns {(string[] | ReferencedExport)[]} referenced exports
+	 */
+	getReferencedExports(moduleGraph, runtime) {
+		return this.referencedExports
+			? this.referencedExports.map(e => ({
+					name: e,
+					canMangle: false
+			  }))
+			: Dependency.EXPORTS_OBJECT_REFERENCED;
+	}
+
+	/**
+	 * @param {ObjectSerializerContext} context context
+	 */
+	serialize(context) {
+		const { write } = context;
+		write(this._typePrefix);
+		write(this._category);
+		write(this.referencedExports);
+		super.serialize(context);
+	}
+
+	/**
+	 * @param {ObjectDeserializerContext} context context
+	 */
+	deserialize(context) {
+		const { read } = context;
+		this._typePrefix = read();
+		this._category = read();
+		this.referencedExports = read();
+		super.deserialize(context);
+	}
+}
+
+makeSerializable(
+	ContextElementDependency,
+	"webpack/lib/dependencies/ContextElementDependency"
+);
+
+module.exports = ContextElementDependency;