Fix checking of parents use of SoftDeletes trait

Author: hhjcz

src/EventListeners/SoftDeletableListener.php

@@ -30,6 +30,7 @@ public function onFlush(OnFlushEventArgs $event)
 
     private function isSoftDeletable($entity)
     {
-        return array_key_exists('Mitch\LaravelDoctrine\Traits\SoftDeletes', class_uses($entity));
+        if (is_object($entity)) $entity = get_class($entity);
+        return array_key_exists('Mitch\LaravelDoctrine\Traits\SoftDeletes', class_uses_recursive($entity));
     }
 }

src/Filters/TrashedFilter.php

@@ -12,6 +12,7 @@ public function addFilterConstraint(ClassMetadata $metadata, $table)
 
     private function isSoftDeletable($entity)
     {
-        return array_key_exists('Mitch\LaravelDoctrine\Traits\SoftDeletes', class_uses($entity));
+        if (is_object($entity)) $entity = get_class($entity);
+        return array_key_exists('Mitch\LaravelDoctrine\Traits\SoftDeletes', class_uses_recursive($entity));
     }
 }