doc blocks added

lib/Doctrine/Search/File.php

@@ -32,6 +32,11 @@
  */
 class Doctrine_Search_File extends Doctrine_Search
 {
+    /**
+     * constructor
+     *
+     * @param array $options    an array of plugin options
+     */
     public function __construct(array $options = array())
     {
         parent::__construct($options);
@@ -48,7 +53,12 @@ class Doctrine_Search_File extends Doctrine_Search
 
         $this->buildPluginDefinition($table);
     }
-    
+    /**
+     * indexes given directory
+     *
+     * @param string $dir   the name of the directory to index
+     * @return void
+     */
     public function indexDirectory($dir)
     {
         $it = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($dir),