#4

Author: ♥ David ♥

README.md

@@ -0,0 +1,30 @@
+A [clean-css](https://github.com/jakubpawlowicz/clean-css) loader for [webpack](https://github.com/webpack/webpack).
+
+[![npm version](https://badge.fury.io/js/clean-css-loader.svg)](https://badge.fury.io/js/clean-css-loader)
+
+
+**Example config:**
+
+```js
+...
+  module: {
+    loaders: [
+      {
+        test: /\.css$/,
+        loader: 'css!clean-css'
+      },
+      {
+        test: /\.styl$/,
+        loader: 'css!clean-css!stylus?reslve url'
+      }
+      ...
+    ]
+    // Example Set options (Key "clean-css" or cleancss or CleanCSS):
+    "clean-css":{
+      debug:true,
+      mediaMerging: true
+    }
+  }
+```
+More option: [https://github.com/jakubpawlowicz/clean-css#how-to-use-clean-css-api](https://github.com/jakubpawlowicz/clean-css#how-to-use-clean-css-api)
+

index.js

@@ -4,12 +4,25 @@ var CleanCSS = require('clean-css');
 
 module.exports = function (css, map) {
 
-	var opti = this.options;
+	var opti = this.options.module;
 	var cleanCssOpti = opti.cleancss || opti['clean-css'] || opti.CleanCSS || {};
+	var loader = this;
 	var callback = this.async();
 
 	new CleanCSS(cleanCssOpti).minify(css, function (err, minified) {
-		if ( err ) { return callback(err);}
+		if ( err ) {
+			if (Array.isArray(err) && (arr[0] != null)) {
+				return callback(err[0]);
+			}else{
+				return callback(err);
+			}
+		}
+		var ref;
+		if (((ref = minified.warnings) != null ? ref.lenght : void 0) !== 0) {
+			ref.forEach(function (msg) {
+				loader.emitWarning(msg.toString());
+			});
+		}
 		// minified.styles
 		return callback(null, minified.styles, minified.sourceMap);
 	});