HasLowerChars.php

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<?php

declare(strict_types=1);

namespace ILIAS\Refinery\Password;

use ILIAS\Refinery\Custom\Constraint;
use ILIAS\Data;

class HasLowerChars extends Constraint
{
    public function __construct(Data\Factory $data_factory, \ILIAS\Language\Language $lng)
    {
        parent::__construct(
            static function (Data\Password $value): bool {
                return (bool) preg_match('/[a-z]/', $value->toString());
            },
            static function ($value): string {
                return "Password must contain lower-case characters.";
            },
            $data_factory,
            $lng
        );
    }
}