check for not defined key

basz · Nov 1, 2016 · 1cf2885 · 1cf2885
1 parent f72b9a2
commit 1cf2885
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/Container/MutateTableNamesSubscriberFactory.php b/src/Container/MutateTableNamesSubscriberFactory.php
@@ -29,6 +29,10 @@ public function __invoke(ContainerInterface $container, $requestedName, array $o
                 continue;
             }
 
+            if (!isset($config['zf-oauth2-doctrine']['mutatetablenames'][$instanceConfig])) {
+                $config['zf-oauth2-doctrine']['mutatetablenames'][$instanceConfig] = [];
+            }
+
             $instanceMapping[$instanceConfig] = ArrayUtils::merge(
                 $config['zf-oauth2-doctrine'][$instanceConfig]['dynamic_mapping'],
                 $config['zf-oauth2-doctrine']['mutatetablenames'][$instanceConfig]