Merge pull request #18 from geekuillaume/master

Added minimatch from glob support

README.md

@@ -34,22 +34,24 @@ Add the plugin to the `plugins` array in your webpack's config, e.g.:
 }
 ```
 
-### Options 
+### Options
 
 * If you want to keep some files, e.g. a `stats.json` file generated from some other
 plugins, use the **`exclude`** option:
 
 ```js
 // Remove all but stats.json and important.json
 new WebpackCleanupPlugin({
-  exclude: ["stats.json", "important.js"]
+  exclude: ["stats.json", "important.js", "folder/**/*"]
 })
 ```
 
+The exclude option support globing with [minimatch](https://github.com/isaacs/minimatch).
+
 * To mute the console output, use the **`quiet`** option:
 
 ```js
 new WebpackCleanupPlugin({
   quiet: true
 })
-```
+```

package.json

@@ -39,6 +39,7 @@
     "rimraf": "2.5.4"
   },
   "dependencies": {
+    "minimatch": "3.0.3",
     "recursive-readdir-sync": "1.0.6"
   }
 }

src/WebpackCleanupPlugin.js

@@ -2,6 +2,7 @@
 
 import fs from 'fs';
 import recursiveReadSync from 'recursive-readdir-sync';
+import minimatch from 'minimatch'
 
 class WebpackCleanupPlugin {
 
@@ -23,7 +24,14 @@ class WebpackCleanupPlugin {
       const assets = stats.toJson().assets.map(asset => asset.name);
       const files = recursiveReadSync(outputPath)
         .map(path => path.substr(offset))
-        .filter(file => exclude.indexOf(file) === -1 && assets.indexOf(file) === -1)
+        .filter(file => {
+            for (var i = 0; i < exclude.length; i++) {
+                if (minimatch(file, exclude[i], {dot: true})) {
+                    return false
+                }
+            }
+            return assets.indexOf(file) === -1
+        })
         .map(file => `${outputPath}/${file}`);
 
       files.forEach(fs.unlinkSync);