feat: initial commit

node_modules/webpack/lib/library/ModernModuleLibraryPlugin.js

@@ -0,0 +1,142 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const { ConcatSource } = require("webpack-sources");
+const ConcatenatedModule = require("../optimize/ConcatenatedModule");
+const AbstractLibraryPlugin = require("./AbstractLibraryPlugin");
+
+/** @typedef {import("webpack-sources").Source} Source */
+/** @typedef {import("../../declarations/WebpackOptions").LibraryOptions} LibraryOptions */
+/** @typedef {import("../../declarations/WebpackOptions").LibraryType} LibraryType */
+/** @typedef {import("../Chunk")} Chunk */
+/** @typedef {import("../Compilation").ChunkHashContext} ChunkHashContext */
+/** @typedef {import("../Compiler")} Compiler */
+/** @typedef {import("../Module")} Module */
+/** @typedef {import("../javascript/JavascriptModulesPlugin").StartupRenderContext} StartupRenderContext */
+/** @typedef {import("../util/Hash")} Hash */
+/** @template T @typedef {import("./AbstractLibraryPlugin").LibraryContext<T>} LibraryContext<T> */
+
+/**
+ * @typedef {object} ModernModuleLibraryPluginOptions
+ * @property {LibraryType} type
+ */
+
+/**
+ * @typedef {object} ModernModuleLibraryPluginParsed
+ * @property {string} name
+ */
+
+/**
+ * @typedef {ModernModuleLibraryPluginParsed} T
+ * @extends {AbstractLibraryPlugin<ModernModuleLibraryPluginParsed>}
+ */
+class ModernModuleLibraryPlugin extends AbstractLibraryPlugin {
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		super.apply(compiler);
+
+		compiler.hooks.compilation.tap("ModernModuleLibraryPlugin", compilation => {
+			const { exportsDefinitions } =
+				ConcatenatedModule.getCompilationHooks(compilation);
+			exportsDefinitions.tap("ModernModuleLibraryPlugin", () => {
+				return true;
+			});
+		});
+	}
+
+	/**
+	 * @param {ModernModuleLibraryPluginOptions} options the plugin options
+	 */
+	constructor(options) {
+		super({
+			pluginName: "ModernModuleLibraryPlugin",
+			type: options.type
+		});
+	}
+
+	/**
+	 * @param {LibraryOptions} library normalized library option
+	 * @returns {T | false} preprocess as needed by overriding
+	 */
+	parseOptions(library) {
+		const { name } = library;
+		if (name) {
+			throw new Error(
+				`Library name must be unset. ${AbstractLibraryPlugin.COMMON_LIBRARY_NAME_MESSAGE}`
+			);
+		}
+		return {
+			name: /** @type {string} */ (name)
+		};
+	}
+
+	/**
+	 * @param {Source} source source
+	 * @param {Module} module module
+	 * @param {StartupRenderContext} renderContext render context
+	 * @param {LibraryContext<T>} libraryContext context
+	 * @returns {Source} source with library export
+	 */
+	renderStartup(
+		source,
+		module,
+		{ moduleGraph, chunk },
+		{ options, compilation }
+	) {
+		const result = new ConcatSource(source);
+		const exportsInfo = moduleGraph.getExportsInfo(module);
+		const definitions = module.buildMeta.exportsFinalName;
+		const exports = [];
+
+		for (const exportInfo of exportsInfo.orderedExports) {
+			let shouldContinue = false;
+			const reexport = exportInfo.findTarget(moduleGraph, _m => true);
+
+			if (reexport) {
+				const exp = moduleGraph.getExportsInfo(reexport.module);
+
+				for (const reexportInfo of exp.orderedExports) {
+					if (
+						!reexportInfo.provided &&
+						reexportInfo.name === reexport.export[0]
+					) {
+						shouldContinue = true;
+					}
+				}
+			}
+
+			if (shouldContinue) continue;
+
+			const webpackExportsProperty = exportInfo.getUsedName(
+				exportInfo.name,
+				chunk.runtime
+			);
+			const finalName =
+				definitions[
+					/** @type {string} */
+					(webpackExportsProperty)
+				];
+			exports.push(
+				finalName === exportInfo.name
+					? finalName
+					: `${finalName} as ${exportInfo.name}`
+			);
+		}
+
+		if (exports.length > 0) {
+			result.add(`export { ${exports.join(", ")} };\n`);
+		}
+
+		return result;
+	}
+}
+
+module.exports = ModernModuleLibraryPlugin;