for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php
declare(strict_types=1);
namespace Phel\Run\Infrastructure\Command;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use function extension_loaded;
use function sprintf;
final class DoctorCommand extends Command
{
protected function configure(): void
$this->setName('doctor')
->setDescription('Check system requirements for running the Phel CLI');
}
protected function execute(InputInterface $input, OutputInterface $output): int
$output->writeln('Checking requirements:');
$requirements = [
['label' => 'PHP >= 8.2', 'status' => PHP_VERSION_ID >= 80200],
['label' => 'json extension', 'status' => extension_loaded('json')],
['label' => 'mbstring extension', 'status' => extension_loaded('mbstring')],
['label' => 'readline extension', 'status' => extension_loaded('readline')],
];
$success = true;
foreach ($requirements as $req) {
$ok = $req['status'];
$success = $success && $ok;
$output->writeln(sprintf(' - %s: %s', $req['label'], $ok ? '<info>OK</info>' : '<error>FAIL</error>'));
if ($success) {
$output->writeln('<info>Your system meets all requirements.</info>');
return Command::SUCCESS;
$output->writeln('<error>Your system does not meet all requirements.</error>');
return Command::FAILURE;
phel-lang /
phel-lang
