function isExceptionThrown(HasRoleUser $user, array $roles, array $perms, array $options)
 {
     $isExceptionThrown = false;
     try {
         $user->ability($roles, $perms, $options);
     } catch (InvalidArgumentException $e) {
         $isExceptionThrown = true;
     }
     return $isExceptionThrown;
 }