Allow getting it's at non-existent depth

vespakoen · vespakoen · commit e1466ac77aea · 2016-03-14T12:07:57.000+01:00
Fixes #114
diff --git a/src/Menu/Items/ItemList.php b/src/Menu/Items/ItemList.php
@@ -495,8 +495,10 @@ public function getItemListsAtDepthRange($from, $to)
   public function getItemsAtDepth($depth)
   {
     $itemsWithDepth = $this->getItemsWithDepth();
-
-    return new MenuHandler($itemsWithDepth[$depth]);
+    if (array_key_exists($depth, $itemsWithDepth)) {
+      return new MenuHandler($itemsWithDepth[$depth]);  
+    }
+    return new MenuHandler(array());
   }
 
   /**

Original file line number	Diff line number	Diff line change
`@@ -495,8 +495,10 @@ public function getItemListsAtDepthRange($from, $to)`
`495`	`495`	`public function getItemsAtDepth($depth)`
`496`	`496`	`{`
`497`	`497`	`$itemsWithDepth = $this->getItemsWithDepth();`
`498`		`-`
`499`		`- return new MenuHandler($itemsWithDepth[$depth]);`
	`498`	`+ if (array_key_exists($depth, $itemsWithDepth)) {`
	`499`	`+ return new MenuHandler($itemsWithDepth[$depth]);`
	`500`	`+ }`
	`501`	`+ return new MenuHandler(array());`
`500`	`502`	`}`
`501`	`503`
`502`	`504`	`/**`