public function install()
{
$process = (new Process('composer update', $this->command->path))->setTimeout(null);
if ('\\' !== DIRECTORY_SEPARATOR && file_exists('/dev/tty') && is_readable('/dev/tty')) {
$process->setTty(true);
}
$process->run(function ($type, $line) {
$this->command->output->write($line);
});
}