From 2490a4ed5e55b8d864614f1721688df70e99ea67 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?K=C3=A9vin=20Marcachi?= <kevin.marcachi@acseo-conseil.fr>
Date: Thu, 17 Sep 2020 15:18:12 +0200
Subject: [PATCH] Fixing graphql error when requesting properties having null
 as value

---
 src/GraphQl/Resolver/Factory/ItemResolverFactory.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/GraphQl/Resolver/Factory/ItemResolverFactory.php b/src/GraphQl/Resolver/Factory/ItemResolverFactory.php
index ed00054e537..8bd845e31e0 100644
--- a/src/GraphQl/Resolver/Factory/ItemResolverFactory.php
+++ b/src/GraphQl/Resolver/Factory/ItemResolverFactory.php
@@ -60,7 +60,7 @@ public function __invoke(?string $resourceClass = null, ?string $rootClass = nul
     {
         return function (?array $source, array $args, $context, ResolveInfo $info) use ($resourceClass, $rootClass, $operationName) {
             // Data already fetched and normalized (field or nested resource)
-            if (isset($source[$info->fieldName])) {
+            if (isset($source[$info->fieldName]) || (\is_array($source) && \array_key_exists($info->fieldName, $source) && null === $source[$info->fieldName] && null === $resourceClass)) {
                 return $source[$info->fieldName];
             }