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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | namespace Projom\Storage\SQL\Component; |
| 6 | |
| 7 | use Projom\Storage\SQL\Component\ComponentInterface; |
| 8 | |
| 9 | class Offset implements ComponentInterface |
| 10 | { |
| 11 | private readonly null|int $offset; |
| 12 | |
| 13 | public function __construct(null|int $offset) |
| 14 | { |
| 15 | $this->offset = $offset; |
| 16 | } |
| 17 | |
| 18 | public static function create(null|int $offset): Offset |
| 19 | { |
| 20 | return new Offset($offset); |
| 21 | } |
| 22 | |
| 23 | public function __toString(): string |
| 24 | { |
| 25 | return (string) $this->offset; |
| 26 | } |
| 27 | |
| 28 | public function empty(): bool |
| 29 | { |
| 30 | return $this->offset === null; |
| 31 | } |
| 32 | } |