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<?php
namespace Daikon\Entity\ValueObject;
use Daikon\Entity\Assert\Assertion;
use DateTimeImmutable;
use DateTimeZone;
final class Timestamp implements ValueObjectInterface
{
/**
* @var string
*/
public const NATIVE_FORMAT = "Y-m-d\\TH:i:s.uP";
* @var null
private const NIL = null;
* @var DateTimeImmutable|null
private $value;
public static function now(): self
return new Timestamp(new DateTimeImmutable);
}
public static function createFromString(string $date, string $format = self::NATIVE_FORMAT): self
Assertion::date($date, $format);
return new self(DateTimeImmutable::createFromFormat($format, $date));
* @param string|null $nativeValue
* @return self
public static function fromNative($nativeValue): self
Assertion::nullOrString($nativeValue);
return empty($nativeValue) ? new self : self::createFromString($nativeValue);
public function toNative(): ?string
return $this->value === self::NIL ? self::NIL : $this->value->format(self::NATIVE_FORMAT);
public function equals(ValueObjectInterface $otherValue): bool
return $otherValue instanceof self && $this->toNative() === $otherValue->toNative();
public function __toString(): string
return $this->value ? $this->toNative() : "null";
private function __construct(DateTimeImmutable $value = null)
$this->value = $value ? $value->setTimezone(new DateTimeZone("UTC")) : $value;
daikon-cqrs /
entity
