Method render

lib/library/UmdLibraryPlugin.js:134–368

* Returns source with library export. * @param {Source} source source * @param {RenderContext} renderContext render context * @param {LibraryContext<T>} libraryContext context * @returns {Source} source with library export

(
		source,
		{ chunkGraph, runtimeTemplate, chunk, moduleGraph },
		{ options, compilation }
	)

	 * @returns {Source} source with library export
	 */
	render(
		source,
		{ chunkGraph, runtimeTemplate, chunk, moduleGraph },
		{ options, compilation }
	) {
		const modules = chunkGraph
			.getChunkModules(chunk)
			.filter(
				(m) =>
					m instanceof ExternalModule &&
					(m.externalType === "umd" || m.externalType === "umd2")
			);
		let externals = /** @type {ExternalModule[]} */ (modules);
		/** @type {ExternalModule[]} */
		const optionalExternals = [];
		/** @type {ExternalModule[]} */
		let requiredExternals = [];
		if (this.optionalAmdExternalAsGlobal) {
			for (const m of externals) {
				if (m.isOptional(moduleGraph)) {
					optionalExternals.push(m);
				} else {
					requiredExternals.push(m);
				}
			}
			externals = [...requiredExternals, ...optionalExternals];
		} else {
			requiredExternals = externals;
		}

		/**
		 * Returns the replaced keys.
		 * @param {string} str the string to replace
		 * @returns {string} the replaced keys
		 */
		const replaceKeys = (str) =>
			compilation.getPath(str, {
				chunk
			});

		/**
		 * Externals deps array.
		 * @param {ExternalModule[]} modules external modules
		 * @returns {string} result
		 */
		const externalsDepsArray = (modules) =>
			`[${replaceKeys(
				modules
					.map((m) =>
						JSON.stringify(
							typeof m.request === "object"
								? /** @type {RequestRecord} */
									(m.request).amd
								: m.request
						)
					)
					.join(", ")
			)}]`;