protected function execute(InputInterface $input, OutputInterface $output): int
    {
        if (file_exists($this->lockFile)) {
            $output->writeln('<comment>The install tool has been locked already.</comment>');

            return 1;
        }

        $fs = new Filesystem();
        $fs->dumpFile($this->lockFile, 3);

        $output->writeln('<info>The install tool has been locked.</info>');

        return 0;
    }
protected function execute(InputInterface $input, OutputInterface $output): int
    {
        if (file_exists($this->lockFile)) {
            $output->writeln('<comment>The install tool has been locked already.</comment>');

            return 1;
        }

        $fs = new Filesystem();
        $fs->dumpFile($this->lockFile, 3);

        $output->writeln('<info>The install tool has been locked.</info>');

        return 0;
    }
protected function execute ( InputInterface $ input , OutputInterface $ output ) : int { if ( file_exists ( $ this -> lockFile ) ) { $ output -> writeln ( '<comment>The install tool has been locked already.</comment>' ) ; return 1 ; } $ fs = new Filesystem ( ) ; $ fs -> dumpFile ( $ this -> lockFile , 3 ) ; $ output -> writeln ( '<info>The install tool has been locked.</info>' ) ; return 0 ; }
{@inheritdoc}
{