StackFormation\Terminator::signalHandler PHP Метод

    public function signalHandler($signo)
    {
        switch ($signo) {
            case SIGINT:
                $this->output->writeln("Caught SIGINT");
                break;
            case SIGTERM:
                $this->output->writeln("Caught SIGTERM");
                break;
            default:
                $this->output->writeln("Caught {$signo}");
                break;
        }
        $this->output->writeln("Deleting stack {$this->currentStack->getName()}");
        $this->currentStack->delete();
        exit;
    }