add support for stash

Author: alexandresalome

src/Gitonomy/Git/Log.php

@@ -42,7 +42,7 @@ class Log implements \Countable, \IteratorAggregate
      */
     protected $limit;
 
-    public function __construct(Repository $repository, $revisions, $paths, $offset = null, $limit = null)
+    public function __construct(Repository $repository, $revisions, $paths, $offset = 0, $limit = null)
     {
         $this->repository = $repository;
         $this->revisions  = (array) $revisions;

src/Gitonomy/Git/Reference/Stash.php

@@ -0,0 +1,29 @@
+<?php
+
+/**
+ * This file is part of Gitonomy.
+ *
+ * (c) Alexandre Salomé <[email protected]>
+ * (c) Julien DIDIER <[email protected]>
+ *
+ * This source file is subject to the GPL license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Gitonomy\Git\Reference;
+
+use Gitonomy\Git\Reference;
+
+/**
+ * @author Alexandre Salomé <[email protected]>
+ */
+class Stash extends Reference
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getName()
+    {
+        return 'stash';
+    }
+}

src/Gitonomy/Git/ReferenceBag.php

@@ -14,6 +14,7 @@
 
 use Gitonomy\Git\Exception\ReferenceNotFoundException;
 use Gitonomy\Git\Exception\RuntimeException;
+use Gitonomy\Git\Reference\Stash;
 use Gitonomy\Git\Reference\Branch;
 use Gitonomy\Git\Reference\Tag;
 
@@ -355,13 +356,16 @@ protected function initialize()
                 if (preg_match('#.*HEAD$#', $fullname)) {
                     continue;
                 }
-                $reference = new Reference\Branch($this->repository, $fullname, $commitHash);
+                $reference = new Branch($this->repository, $fullname, $commitHash);
                 $this->references[$fullname] = $reference;
                 $this->branches[] = $reference;
             } elseif (preg_match('#^refs/tags/(.*)$#', $fullname)) {
-                $reference = new Reference\Tag($this->repository, $fullname, $commitHash);
+                $reference = new Tag($this->repository, $fullname, $commitHash);
                 $this->references[$fullname] = $reference;
                 $this->tags[] = $reference;
+            } elseif ($fullname === 'refs/stash') {
+                $reference = new Stash($this->repository, $fullname, $commitHash);
+                $this->references[$fullname] = $reference;
             } else {
                 throw new \RuntimeException(sprintf('Unable to parse "%s"', $fullname));
             }