public function execute(InputInterface $input, OutputInterface $output)
{
$output->writeln(sprintf("Server running on <info>http://%s</info>\n", $input->getArgument('address')));
$builder = new ProcessBuilder(array(PHP_BINARY, '-S', $input->getArgument('address')));
$builder->setWorkingDirectory($input->getOption('web-dir'));
$builder->setTimeout(null);
$builder->getProcess()->mustRun(function ($type, $buffer) use($output) {
if (OutputInterface::VERBOSITY_VERBOSE <= $output->getVerbosity()) {
$output->write($buffer);
}
});
}