Remove MimeMessageNormalizer if the Mime component is not installed

wouterj · wouterj · commit 0604250f2c9c · 2020-08-17T21:58:37.000+02:00
diff --git a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php
@@ -1505,6 +1505,10 @@ private function registerSerializerConfiguration(array $config, ContainerBuilder
             $container->removeDefinition('serializer.denormalizer.unwrapping');
         }
 
+        if (!class_exists(Headers::class)) {
+            $container->removeDefinition('serializer.normalizer.mime_message');
+        }
+
         $serializerLoaders = [];
         if (isset($config['enable_annotations']) && $config['enable_annotations']) {
             if (!$this->annotationsConfigEnabled) {
