From f62842e9dad4e3c5ba3ac821847c69004c168378 Mon Sep 17 00:00:00 2001
From: Greg Allen <me@jga.me>
Date: Wed, 11 Apr 2012 08:10:58 -0700
Subject: [PATCH] allow ?cache=busters on middleware

---
 lib/middleware.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/lib/middleware.js b/lib/middleware.js
index dbaf9bf..a9d63c3 100644
--- a/lib/middleware.js
+++ b/lib/middleware.js
@@ -8,14 +8,15 @@ Masher.prototype.middleware = function(options) {
     console.warn('Masher middleware should not be used in production');
   }
   return function(req, res, next) {
-    if (/\.(styl|js|less|css)$/.test(req.url)) {
-      var filename = path.join(self.config.assetPath, req.url);
-      fs.stat(filename, function(err, stats) {
+    if (/\.(styl|js|less|css)($|\?)/.test(req.url)) {
+      var file = req.url.split('?')[0];
+      var fullpath = path.join(self.config.assetPath, file);
+      fs.stat(fullpath, function(err, stats) {
 
-        fs.readFile(filename, 'utf8', function(err, source) {
+        fs.readFile(fullpath, 'utf8', function(err, source) {
           if (err) throw err;
           var asset = {
-            filename: filename,
+            filename: fullpath,
             source: source
           };
           self.processPlugins(asset, self.config.plugins.pre, function() {