From e5b955ecc86b91cd9a82ab9d6452a8881c069059 Mon Sep 17 00:00:00 2001
From: spawnia <benedikt.franke@mll.com>
Date: Thu, 9 May 2019 17:04:17 +0200
Subject: [PATCH] Use array_keys for iterating over NodeList

---
 src/Language/AST/NodeList.php | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/Language/AST/NodeList.php b/src/Language/AST/NodeList.php
index cede5a4..c91fbcf 100644
--- a/src/Language/AST/NodeList.php
+++ b/src/Language/AST/NodeList.php
@@ -114,9 +114,8 @@ class NodeList implements ArrayAccess, IteratorAggregate, Countable
      */
     public function getIterator()
     {
-        $count = count($this->nodes);
-        for ($i = 0; $i < $count; $i++) {
-            yield $this->offsetGet($i);
+        foreach (array_keys($this->nodes) as $key) {
+            yield $this->offsetGet($key);
         }
     }