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<?php
declare(strict_types=1);
namespace CustomerGauge\Password\Rule;
use CustomerGauge\Password\Exception\InvalidCharacterType;
use CustomerGauge\Password\Rule;
use function count;
use function preg_match;
final class Digit implements Rule
{
/** @var int */
private $count;
public function __construct(int $count = 1)
$this->count = $count;
}
public function __invoke(string $password) : void
preg_match('/[0-9]/', $password, $matches);
if (count($matches) < $this->count) {
throw InvalidCharacterType::requires('digit', $this->count, count($matches));
cgauge /
password-strength-lib
