Improve service defaults: set in services.yaml instead

Author: Jeroen de Graaf

config/services.yaml

@@ -37,7 +37,7 @@ services:
       - '@gember.rdbms_event_store_doctrine_dbal.table_schema.event_store_relation_table_schema'
       - '@gember.rdbms_event_store_doctrine_dbal.doctrine_dbal_rdbms_event_factory'
 
-  gember.doctrine.dbal.connection: ~
+  gember.doctrine.dbal.connection: '@doctrine.dbal.default_connection'
 
   gember.rdbms_event_store_doctrine_dbal.table_schema.event_store_table_schema:
     class: Gember\RdbmsEventStoreDoctrineDbal\TableSchema\EventStoreTableSchema
@@ -193,7 +193,7 @@ services:
     arguments:
       - '@gember.symfony.component.messenger.message_bus.event_bus'
 
-  gember.symfony.component.messenger.message_bus.event_bus: ~
+  gember.symfony.component.messenger.message_bus.event_bus: '@event.bus'
 
   gember.event_sourcing.util.serialization.serializer.serializer:
     class: Gember\EventSourcing\Util\Serialization\Serializer\Stacked\StackedSerializer
@@ -211,7 +211,7 @@ services:
     arguments:
       - '@gember.symfony.component.serializer.serializer_interface'
 
-  gember.symfony.component.serializer.serializer_interface: ~
+  gember.symfony.component.serializer.serializer_interface: '@serializer'
 
   gember.event_sourcing.util.string.friendly_class_namer.friendly_class_namer:
     class: Gember\EventSourcing\Util\String\FriendlyClassNamer\Native\NativeFriendlyClassNamer

src/GemberEventSourcingBundle.php

@@ -91,7 +91,8 @@ public function loadExtension(array $config, ContainerConfigurator $container, C
         $services = $container->services();
 
         if ($config['cache']['enabled'] ?? false) {
-            $services->get('gember.event_sourcing.registry.cached.cached_event_registry_decorator')                ->decorate('gember.event_sourcing.registry.event_registry');
+            $services->get('gember.event_sourcing.registry.cached.cached_event_registry_decorator')
+                ->decorate('gember.event_sourcing.registry.event_registry');
 
             $services->get('gember.event_sourcing.util.resolver.cached.cached_attribute_resolver_decorator')
                 ->decorate('gember.event_sourcing.util.attribute.resolver.attribute_resolver');
@@ -118,15 +119,19 @@ public function loadExtension(array $config, ContainerConfigurator $container, C
         $services->get('gember.event_sourcing.registry.event_registry')
             ->arg('$path', $config['registry']['event_registry']['reflector']['path'] ?? '%kernel.project_dir%/src');
 
-        $services->alias(
-            'gember.symfony.component.messenger.message_bus.event_bus',
-            ltrim($config['message_bus']['symfony']['event_bus'] ?? 'event.bus', '@'),
-        );
+        if (!empty($config['message_bus']['symfony']['event_bus'] ?? null)) {
+            $services->alias(
+                'gember.symfony.component.messenger.message_bus.event_bus',
+                ltrim($config['message_bus']['symfony']['event_bus'], '@'),
+            );
+        }
 
-        $services->alias(
-            'gember.doctrine.dbal.connection',
-            ltrim($config['event_store']['rdbms']['doctrine_dbal']['connection'] ?? 'Doctrine\DBAL\Connection', '@'),
-        );
+        if (!empty($config['event_store']['rdbms']['doctrine_dbal']['connection'] ?? null)) {
+            $services->alias(
+                'gember.doctrine.dbal.connection',
+                ltrim($config['event_store']['rdbms']['doctrine_dbal']['connection'], '@'),
+            );
+        }
 
         if (!empty($config['generator']['identity']['service'] ?? null)) {
             $services->alias(
@@ -135,9 +140,11 @@ public function loadExtension(array $config, ContainerConfigurator $container, C
             );
         }
 
-        $services->alias(
-            'gember.symfony.component.serializer.serializer_interface',
-            ltrim($config['serializer']['symfony']['serializer'] ?? 'Symfony\Component\Serializer\SerializerInterface', '@'),
-        );
+        if (!empty($config['serializer']['symfony']['serializer'] ?? null)) {
+            $services->alias(
+                'gember.symfony.component.serializer.serializer_interface',
+                ltrim($config['serializer']['symfony']['serializer'], '@'),
+            );
+        }
     }
 }