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✏️ Editing: ServiceUnavailableHttpException.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\HttpKernel\Exception;

/**
 * @author Ben Ramsey <ben@benramsey.com>
 */
class ServiceUnavailableHttpException extends HttpException
{
    /**
     * @param int|string|null $retryAfter The number of seconds or HTTP-date after which the request may be retried
     * @param string|null     $message    The internal exception message
     * @param \Throwable|null $previous   The previous exception
     * @param int|null        $code       The internal exception code
     */
    public function __construct($retryAfter = null, ?string $message = '', ?\Throwable $previous = null, ?int $code = 0, array $headers = [])
    {
        if (null === $message) {
            trigger_deprecation('symfony/http-kernel', '5.3', 'Passing null as $message to "%s()" is deprecated, pass an empty string instead.', __METHOD__);

$message = '';
        }
        if (null === $code) {
            trigger_deprecation('symfony/http-kernel', '5.3', 'Passing null as $code to "%s()" is deprecated, pass 0 instead.', __METHOD__);

$code = 0;
        }

if ($retryAfter) {
            $headers['Retry-After'] = $retryAfter;
        }

parent::__construct(503, $message, $previous, $headers, $code);
    }
}

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