change null arg to abstract_arg

instabledesign · instabledesign · commit 30f5de302c27 · 2020-06-11T11:18:33.000+02:00
diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/mailer.php b/src/Symfony/Bundle/FrameworkBundle/Resources/config/mailer.php
@@ -26,7 +26,7 @@
         ->set('mailer.mailer', Mailer::class)
             ->args([
                 service('mailer.transports'),
-                null, // message bus
+                abstract_arg('message bus'),
                 service('event_dispatcher')->ignoreOnInvalid(),
             ])
         ->alias('mailer', 'mailer.mailer')
@@ -46,7 +46,7 @@
             ->args([
                 inline_service('mailer.transport_factory')
                     ->factory([service('mailer.transport_factory'), 'fromString']),
-                null, // env(MAILER_DSN)
+                abstract_arg('env(MAILER_DSN)'),
             ])
         ->alias(TransportInterface::class, 'mailer.default_transport')
 
@@ -56,14 +56,14 @@
 
         ->set('mailer.envelope_listener', EnvelopeListener::class)
             ->args([
-                null, // sender
-                null, // recipients
+                abstract_arg('sender'),
+                abstract_arg('recipients'),
             ])
             ->tag('kernel.event_subscriber')
 
         ->set('mailer.message_listener', MessageListener::class)
             ->args([
-                null, // headers
+                abstract_arg('headers'),
             ])
             ->tag('kernel.event_subscriber')
 
