public static function generate(Event $event)
    {
        $args = $event->getArguments();
        if (empty($args)) {
            echo "Usage:\n\n"
                . "    composer yasql-generate -- YASQL_FILE [INDENTATION]\n\n"
                . "By default, INDENTATION is 2\n";
            die(1);
        }

        echo Controller::generate(
            file_get_contents($args[0]),
            null,
            $args[1] ?? 2
        );
    }