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<?php
declare(strict_types = 1);
namespace byrokrat\banking\Validator;
use byrokrat\banking\AccountNumber;
/**
* Validate length of serial number
*/
class SerialLengthValidator implements ValidatorInterface
{
* @var integer
private $min;
private $max;
public function __construct(int $min, int $max)
$this->min = $min;
$this->max = $max;
}
public function validate(AccountNumber $number): ResultInterface
$len = strlen($number->getSerialNumber());
if ($len < $this->min) {
return new Failure(
"Invalid serial length $len, must be at least {$this->min}"
);
if ($len > $this->max) {
"Invalid serial length $len, must not be longer than {$this->max}"
return new Success("Valid serial length $len");
byrokrat /
banking
