Update FileCacheDriver.php

I sometimes get errors in this function if it does not find files
pdepend · Aug 20, 2014 · 73d32f3 · 73d32f3
1 parent b74f2bb
commit 73d32f3
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/main/php/PDepend/Util/Cache/Driver/FileCacheDriver.php b/src/main/php/PDepend/Util/Cache/Driver/FileCacheDriver.php
@@ -228,8 +228,12 @@ protected function read($file)
     public function remove($pattern)
     {
         $file = $this->getCacheFileWithoutExtension($pattern);
-        foreach (glob("{$file}*.*") as $f) {
-            unlink($f);
+        $glob = glob("{$file}*.*");
+        // avoid error if we dont find files
+        if ($glob !== false) {
+            foreach (glob("{$file}*.*") as $f) {
+                unlink($f);
+            }
         }
     }