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<?php
namespace Drobotik\Eav\Validation\Constraints;
use Drobotik\Eav\Interface\ConstraintInterface;
class RegexConstraint implements ConstraintInterface
{
private string $pattern;
private string $message;
public function __construct(string $pattern, string $message = "This value does not match the required pattern.")
$this->pattern = $pattern;
$this->message = $message;
}
public function validate($value): ?string
if (!is_string($value)) {
return "This value must be a string.";
if (!preg_match($this->pattern, $value)) {
return $this->message;
return null;
kuperwood /
eav
