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Viewing / Editing File: NativeClock.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\Clock;

/**
 * A clock that relies the system time.
 *
 * @author Nicolas Grekas <p@tchwork.com>
 */
final class NativeClock implements ClockInterface
{
    private \DateTimeZone $timezone;

/**
     * @throws \DateInvalidTimeZoneException When $timezone is invalid
     */
    public function __construct(\DateTimeZone|string|null $timezone = null)
    {
        $this->timezone = \is_string($timezone ??= date_default_timezone_get()) ? $this->withTimeZone($timezone)->timezone : $timezone;
    }

public function now(): DatePoint
    {
        return DatePoint::createFromInterface(new \DateTimeImmutable('now', $this->timezone));
    }

public function sleep(float|int $seconds): void
    {
        if (0 < $s = (int) $seconds) {
            sleep($s);
        }

if (0 < $us = $seconds - $s) {
            usleep((int) ($us * 1E6));
        }
    }

/**
     * @throws \DateInvalidTimeZoneException When $timezone is invalid
     */
    public function withTimeZone(\DateTimeZone|string $timezone): static
    {
        if (\PHP_VERSION_ID >= 80300 && \is_string($timezone)) {
            $timezone = new \DateTimeZone($timezone);
        } elseif (\is_string($timezone)) {
            try {
                $timezone = new \DateTimeZone($timezone);
            } catch (\Exception $e) {
                throw new \DateInvalidTimeZoneException($e->getMessage(), $e->getCode(), $e);
            }
        }

$clone = clone $this;
        $clone->timezone = $timezone;

return $clone;
    }
}

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