Add missing docblock.

jasonlewis · jasonlewis · commit 5c1e89d301fa · 2015-06-18T22:32:29.000+10:00
Signed-off-by: Jason Lewis &lt;jason.lewis1991@gmail.com&gt;
diff --git a/src/Routing/UrlGenerator.php b/src/Routing/UrlGenerator.php
@@ -7,6 +7,11 @@
 
 class UrlGenerator extends IlluminateUrlGenerator
 {
+    /**
+     * Array of route collections.
+     *
+     * @var array
+     */
     protected $collections;
 
     /**
