ldc-boutique-cnc-sable/domain/Models/ValueObjects/Matricule.php

<?php

declare(strict_types=1);

namespace Domain\Models\ValueObjects;

use Shared\DDD\Equatable;

/** SI RH matricule style */
final readonly class Matricule implements \Stringable, Equatable
{
    public string $value;

    public function __construct(string $matricule)
    {
        if (! preg_match('/^\d{7}$/', $matricule)) {
            throw new \DomainException('Matricule must be a 7-digit string');
        }

        $this->value = $matricule;
    }

    public function __toString(): string
    {
        return $this->value;
    }

    public function equals(mixed $other): bool
    {
        return $other instanceof self && $this->value === $other->value;
    }
}