- Removed NULL and added a new Enum instead

src/UserEntityTrait.php

@@ -12,7 +12,9 @@ trait UserEntityTrait
             throw new \Exception("An instance of Taxus must be linked to this object.");
         }
 
-        return $this->taxus->granted($privilegeName, ...$arguments);
+        $grant = $this->taxus->granted($privilegeName, ...$arguments);
+
+        return is_bool($grant) ? $grant : $grant === TaxusGrantEnum::Authorized;
     }
 
     public function cannot(string $privilegeName, ...$arguments) : bool