From c87c6a4d297cc643b568213e59e67f078f16efd4 Mon Sep 17 00:00:00 2001
From: Simon Gadient <simon.gadient@swisscom.com>
Date: Mon, 17 Oct 2022 12:36:52 +0200
Subject: [PATCH] Write error to logger

---
 Classes/Transform/FlowErrorTransform.php | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Classes/Transform/FlowErrorTransform.php b/Classes/Transform/FlowErrorTransform.php
index b1eba10..6b79d25 100644
--- a/Classes/Transform/FlowErrorTransform.php
+++ b/Classes/Transform/FlowErrorTransform.php
@@ -9,6 +9,7 @@
 use GraphQLTools\Transforms\Transform;
 use Neos\Flow\Annotations as Flow;
 use Neos\Flow\Log\ThrowableStorageInterface;
+use Psr\Log\LoggerInterface;
 
 class FlowErrorTransform implements Transform
 {
@@ -19,6 +20,13 @@ class FlowErrorTransform implements Transform
      */
     protected $throwableStorage;
 
+    /**
+     * @Flow\Inject
+     *
+     * @var LoggerInterface
+     */
+    protected $logger;
+
     /**
      * @Flow\InjectConfiguration("includeExceptionMessageInOutput")
      *
@@ -32,6 +40,7 @@ public function transformResult(ExecutionResult $result): ExecutionResult
             $previousError = $error->getPrevious();
             if (! $previousError instanceof Error) {
                 $message = $this->throwableStorage->logThrowable($previousError);
+                $this->logger->error('GraphQL response with error. The error has bubbled up to the next nullable field: ' . $message);
 
                 if (! $this->includeExceptionMessageInOutput) {
                     $message = preg_replace('/.* - See also: (.+)\.txt$/', 'Internal error ($1)', $message);