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 1/2] 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);
         }
     }
 

From 019ed04a5160aa20b92b96ea83502ae794458976 Mon Sep 17 00:00:00 2001
From: Benedikt Franke <benedikt@franke.tech>
Date: Thu, 9 May 2019 19:33:37 +0200
Subject: [PATCH 2/2] Update src/Language/AST/NodeList.php
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-Authored-By: Šimon Podlipský <simon@podlipsky.net>
---
 src/Language/AST/NodeList.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Language/AST/NodeList.php b/src/Language/AST/NodeList.php
index c91fbcf..648f68a 100644
--- a/src/Language/AST/NodeList.php
+++ b/src/Language/AST/NodeList.php
@@ -114,7 +114,7 @@ class NodeList implements ArrayAccess, IteratorAggregate, Countable
      */
     public function getIterator()
     {
-        foreach (array_keys($this->nodes) as $key) {
+        foreach ($this->nodes as $key => $_) {
             yield $this->offsetGet($key);
         }
     }