.github/workflows/nodejs.yml

@@ -58,6 +58,11 @@ jobs:
         node-version: [8.x, 10.x, 12.x, 14.x]
         webpack-version: [latest, next]
 
+        exclude:
+          # Webpack 5 does not support node 8
+          - node-version: 8.x
+            webpack-version: next
+
     runs-on: ${{ matrix.os }}
 
     steps:

CHANGELOG.md

@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [3.6.0](https://github.com/webpack-contrib/css-loader/compare/v3.5.3...v3.6.0) (2020-06-13)
+
+
+### Features
+
+* allow `modules.auto` to be a filter function ([#1086](https://github.com/webpack-contrib/css-loader/issues/1086)) ([0902353](https://github.com/webpack-contrib/css-loader/commit/0902353c328d4d18e8ed2755fe9c83c03c53df81))
+
 ### [3.5.3](https://github.com/webpack-contrib/css-loader/compare/v3.5.2...v3.5.3) (2020-04-24)
 
 

README.md

@@ -542,7 +542,7 @@ module.exports = {
 
 ##### `auto`
 
-Type: `Boolean|RegExp`
+Type: `Boolean|RegExp|Function`
 Default: `'undefined'`
 
 Allows auto enable css modules based on filename.
@@ -576,7 +576,7 @@ module.exports = {
 
 ###### `RegExp`
 
-Enable css modules for files based on a filename and satisfying your regex.
+Enable css modules for files based on the filename satisfying your regex check.
 
 **webpack.config.js**
 
@@ -598,6 +598,30 @@ module.exports = {
 };
 ```
 
+###### `Function`
+
+Enable css modules for files based on the filename satisfying your filter function check.
+
+**webpack.config.js**
+
+```js
+module.exports = {
+  module: {
+    rules: [
+      {
+        test: /\.css$/i,
+        loader: 'css-loader',
+        options: {
+          modules: {
+            auto: (resourcePath) => resourcePath.endsWith('.custom-module.css'),
+          },
+        },
+      },
+    ],
+  },
+};
+```
+
 ##### `mode`
 
 Type: `String|Function`