feat: support passing RegExp to splitChunks.chunks

declarations/WebpackOptions.d.ts

@@ -1782,6 +1782,7 @@ export interface OptimizationSplitChunksOptions {
 	 */
 	chunks?:
 		| ("initial" | "async" | "all")
+		| RegExp
 		| ((chunk: import("../lib/Chunk")) => boolean);
 	/**
 	 * Sets the size types which are used when a number is used for sizes.
@@ -1804,6 +1805,7 @@ export interface OptimizationSplitChunksOptions {
 		 */
 		chunks?:
 			| ("initial" | "async" | "all")
+			| RegExp
 			| ((chunk: import("../lib/Chunk")) => boolean);
 		/**
 		 * Maximal size hint for the on-demand chunks.
@@ -1897,6 +1899,7 @@ export interface OptimizationSplitChunksCacheGroup {
 	 */
 	chunks?:
 		| ("initial" | "async" | "all")
+		| RegExp
 		| ((chunk: import("../lib/Chunk")) => boolean);
 	/**
 	 * Ignore minimum size, minimum chunks and maximum requests and always create chunks for this cache group.

lib/optimize/SplitChunksPlugin.js

@@ -424,6 +424,11 @@ const normalizeChunksFilter = chunks => {
 	if (chunks === "all") {
 		return ALL_CHUNK_FILTER;
 	}
+	if (chunks instanceof RegExp) {
+		return chunk => {
+			return chunk.name ? chunks.test(chunk.name) : false;
+		};
+	}
 	if (typeof chunks === "function") {
 		return chunks;
 	}

schemas/WebpackOptions.json

@@ -2625,6 +2625,10 @@
             {
               "enum": ["initial", "async", "all"]
             },
+            {
+              "instanceof": "RegExp",
+              "tsType": "RegExp"
+            },
             {
               "instanceof": "Function",
               "tsType": "((chunk: import('../lib/Chunk')) => boolean)"
@@ -2872,6 +2876,10 @@
             {
               "enum": ["initial", "async", "all"]
             },
+            {
+              "instanceof": "RegExp",
+              "tsType": "RegExp"
+            },
             {
               "instanceof": "Function",
               "tsType": "((chunk: import('../lib/Chunk')) => boolean)"
@@ -2911,6 +2919,10 @@
                 {
                   "enum": ["initial", "async", "all"]
                 },
+                {
+                  "instanceof": "RegExp",
+                  "tsType": "RegExp"
+                },
                 {
                   "instanceof": "Function",
                   "tsType": "((chunk: import('../lib/Chunk')) => boolean)"

test/__snapshots__/Cli.basictest.js.snap

@@ -5134,6 +5134,12 @@ Object {
           "all",
         ],
       },
+      Object {
+        "description": "Select chunks for determining shared modules (defaults to \\"async\\", \\"initial\\" and \\"all\\" requires adding these chunks to the HTML).",
+        "multiple": false,
+        "path": "optimization.splitChunks.chunks",
+        "type": "RegExp",
+      },
     ],
     "description": "Select chunks for determining shared modules (defaults to \\"async\\", \\"initial\\" and \\"all\\" requires adding these chunks to the HTML).",
     "multiple": false,
@@ -5204,6 +5210,12 @@ Object {
           "all",
         ],
       },
+      Object {
+        "description": "Select chunks for determining shared modules (defaults to \\"async\\", \\"initial\\" and \\"all\\" requires adding these chunks to the HTML).",
+        "multiple": false,
+        "path": "optimization.splitChunks.fallbackCacheGroup.chunks",
+        "type": "RegExp",
+      },
     ],
     "description": "Select chunks for determining shared modules (defaults to \\"async\\", \\"initial\\" and \\"all\\" requires adding these chunks to the HTML).",
     "multiple": false,

test/configCases/split-chunks/issue-17332/bar.js

@@ -0,0 +1 @@
+export default 'bar.js'

test/configCases/split-chunks/issue-17332/foo.js

@@ -0,0 +1,3 @@
+import './bar'
+
+export default 'foo.js'

test/configCases/split-chunks/issue-17332/index.js

@@ -0,0 +1,7 @@
+it('should run', async () => {
+	await import(/* webpackChunkName: "foo" */ "./foo");
+
+	const bar = __STATS__.modules.find(m => m.name.includes("bar.js"));
+
+	expect(bar.chunks).toEqual(["split-foo"]);
+})

test/configCases/split-chunks/issue-17332/test.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+	findBundle: function (i, options) {
+		return ["split-foo.js", "foo.js", "main.js"];
+	}
+};

test/configCases/split-chunks/issue-17332/webpack.config.js

@@ -0,0 +1,24 @@
+/** @type {import("../../../../").Configuration} */
+module.exports = {
+	mode: "development",
+	entry: {
+		main: "./index"
+	},
+	output: {
+		filename: "[name].js"
+	},
+	optimization: {
+		splitChunks: {
+			cacheGroups: {
+				default: false,
+				defaultVendors: false,
+				bar: {
+					chunks: /foo/,
+					test: /bar\.js/,
+					name: "split-foo",
+					minSize: 1
+				}
+			}
+		}
+	}
+};

types.d.ts

@@ -8691,7 +8691,7 @@ declare interface OptimizationSplitChunksCacheGroup {
 	/**
 	 * Select chunks for determining cache group content (defaults to "initial", "initial" and "all" requires adding these chunks to the HTML).
 	 */
-	chunks?: "all" | "initial" | "async" | ((chunk: Chunk) => boolean);
+	chunks?: RegExp | "all" | "initial" | "async" | ((chunk: Chunk) => boolean);
 
 	/**
 	 * Ignore minimum size, minimum chunks and maximum requests and always create chunks for this cache group.
@@ -8818,7 +8818,7 @@ declare interface OptimizationSplitChunksOptions {
 	/**
 	 * Select chunks for determining shared modules (defaults to "async", "initial" and "all" requires adding these chunks to the HTML).
 	 */
-	chunks?: "all" | "initial" | "async" | ((chunk: Chunk) => boolean);
+	chunks?: RegExp | "all" | "initial" | "async" | ((chunk: Chunk) => boolean);
 
 	/**
 	 * Sets the size types which are used when a number is used for sizes.
@@ -8841,7 +8841,7 @@ declare interface OptimizationSplitChunksOptions {
 		/**
 		 * Select chunks for determining shared modules (defaults to "async", "initial" and "all" requires adding these chunks to the HTML).
 		 */
-		chunks?: "all" | "initial" | "async" | ((chunk: Chunk) => boolean);
+		chunks?: RegExp | "all" | "initial" | "async" | ((chunk: Chunk) => boolean);
 		/**
 		 * Maximal size hint for the on-demand chunks.
 		 */