1 files changed, 93 insertions, 0 deletions
diff --git a/node_modules/webpack/lib/ids/NamedChunkIdsPlugin.js b/node_modules/webpack/lib/ids/NamedChunkIdsPlugin.js
new file mode 100644
index 00000000..6a668937
--- /dev/null
+++ b/node_modules/webpack/lib/ids/NamedChunkIdsPlugin.js
@@ -0,0 +1,93 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const { compareChunksNatural } = require("../util/comparators");
+const {
+	getShortChunkName,
+	getLongChunkName,
+	assignNames,
+	getUsedChunkIds,
+	assignAscendingChunkIds
+} = require("./IdHelpers");
+
+/** @typedef {import("../../declarations/WebpackOptions").OutputNormalized} Output */
+/** @typedef {import("../Chunk")} Chunk */
+/** @typedef {import("../Compiler")} Compiler */
+/** @typedef {import("../Module")} Module */
+
+/**
+ * @typedef {Object} NamedChunkIdsPluginOptions
+ * @property {string} [context] context
+ * @property {string} [delimiter] delimiter
+ */
+
+class NamedChunkIdsPlugin {
+	/**
+	 * @param {NamedChunkIdsPluginOptions=} options options
+	 */
+	constructor(options) {
+		this.delimiter = (options && options.delimiter) || "-";
+		this.context = options && options.context;
+	}
+
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		compiler.hooks.compilation.tap("NamedChunkIdsPlugin", compilation => {
+			const hashFunction =
+				/** @type {NonNullable<Output["hashFunction"]>} */
+				(compilation.outputOptions.hashFunction);
+			compilation.hooks.chunkIds.tap("NamedChunkIdsPlugin", chunks => {
+				const chunkGraph = compilation.chunkGraph;
+				const context = this.context ? this.context : compiler.context;
+				const delimiter = this.delimiter;
+
+				const unnamedChunks = assignNames(
+					Array.from(chunks).filter(chunk => {
+						if (chunk.name) {
+							chunk.id = chunk.name;
+							chunk.ids = [chunk.name];
+						}
+						return chunk.id === null;
+					}),
+					chunk =>
+						getShortChunkName(
+							chunk,
+							chunkGraph,
+							context,
+							delimiter,
+							hashFunction,
+							compiler.root
+						),
+					chunk =>
+						getLongChunkName(
+							chunk,
+							chunkGraph,
+							context,
+							delimiter,
+							hashFunction,
+							compiler.root
+						),
+					compareChunksNatural(chunkGraph),
+					getUsedChunkIds(compilation),
+					(chunk, name) => {
+						chunk.id = name;
+						chunk.ids = [name];
+					}
+				);
+				if (unnamedChunks.length > 0) {
+					assignAscendingChunkIds(unnamedChunks, compilation);
+				}
+			});
+		});
+	}
+}
+
+module.exports = NamedChunkIdsPlugin;