Efficiently\AuthorityController\Authority::getUnauthorizedMessageKeys PHP Method

    protected function getUnauthorizedMessageKeys($action, $subject)
    {
        $subject = snake_case(class_exists($subject) ? $subject : $subject);
        return array_flatten(array_map(function ($trySubject) use($action) {
            return array_map(function ($tryAction) use($trySubject, $action) {
                return "{$tryAction}.{$trySubject}";
            }, array_flatten([$action, $this->getAliasesForAction($action), 'manage']));
        }, [$subject, 'all']));
    }