- Added support for closure in Virtual field

src/Attribute/Property/Virtual.php

@@ -8,6 +8,14 @@ class Virtual extends Field {
     public bool $readonly = true;
 
     public function __construct(
-        public ? string $method = null,
+        public null|string|array $method = null,
-    ) {}
+        public ? \Closure $closure = null,
+    ) {
+        $this->method ??= [ static::class, 'noop' ];
+    }
+
+    public static function noop() : null
+    {
+        return null;
+    }
 }

src/Repository/RelationBuilder.php

@@ -78,11 +78,19 @@ class RelationBuilder
     protected function resolveVirtual(string $name) : mixed
     {
         if (null !== ($virtual = $this->resolver->searchFieldAnnotation($name, [ Attribute\Property\Virtual::class, Annotation\Property\Virtual::class ]))) {
-            if ($virtual->closure ?? false) {
+            try {
-                return call_user_func_array($virtual->closure, [ $this->entity ]);
+                $arguments = [ $this->entity ];
-            }
 
-            return call_user_func_array([ $this->entity, $virtual->method ], [ $this->entity ]);
+                if ($virtual->closure ?? false) {
+                    return call_user_func_array($virtual->closure, $arguments);
+                }
+                elseif ($virtual->method ?? false) {
+                    return call_user_func_array(is_array($virtual->method) ? $virtual->method : [$this->entity, $virtual->method], $arguments);
+                }
+            }
+            catch(\Throwable $e) {
+                throw new $e(sprintf("An error occurred while calling method from your #[Virtual] attribute in entity '%s::%s'.", $this->entity::class, $name ));
+            }
         }
 
         return false;
@@ -115,7 +123,7 @@ class RelationBuilder
 
                     $this->entity->eventExecute(Event\EntityRelationLoadInterface::class, $name, $this->repository);
 
-return call_user_func([ $this->repository, $relation->function() ]);
+                    return call_user_func([ $this->repository, $relation->function() ]);
 
                 case $relation->isManyToMany():
                     $this->manyToMany($name, $relation, $relationRelation);