termyn / timekeeper

src/FixedTimeService.php

<?php

declare(strict_types=1);

namespace Termyn\Timekeeper;

use DateTimeImmutable;
use InvalidArgumentException;

final class FixedTimeService implements TimeService
{
    public function __construct(
        private readonly DateTimeImmutable $dateTime,
    ) {
    }

    public static function fromStamp(int $seconds): self
    {
        return self::fromString(sprintf('%s', $seconds), 'U');
    }

    public static function fromString(string $dateTime, string $format): self
    {
        $dateTime = DateTimeImmutable::createFromFormat($format, $dateTime);
        if (! $dateTime) {

$dateTime is of type DateTimeImmutable, thus it always evaluated to true.

            throw new InvalidArgumentException(sprintf('Invalid datetime "%s" (%s).', $dateTime, $format));
        }

        return new self($dateTime);
    }

    public function measure(): DateTimeImmutable
    {
        return $this->dateTime;
    }
}