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<?php
namespace Yiisoft\Validator;
use Yiisoft\Validator\Rule\Callback;
/**
* Rules represents multiple rules for a single value
*/
class Rules
{
* @var Rule[]
private array $rules = [];
public function __construct(iterable $rules = [])
foreach ($rules as $rule) {
$this->rules[] = $this->normalizeRule($rule);
}
private function normalizeRule($rule): Rule
if (is_callable($rule)) {
$rule = new Callback($rule);
if (!$rule instanceof Rule) {
throw new \InvalidArgumentException('Rule should be either instance of Rule class or a callable');
return $rule;
public function add(Rule $rule): self
$new = clone $this;
$new->rules[] = $this->normalizeRule($rule);
return $new;
public function validate($value, DataSetInterface $dataSet = null): Result
$compoundResult = new Result();
foreach ($this->rules as $rule) {
$ruleResult = $rule->validate($value, $dataSet);
if ($ruleResult->isValid() === false) {
foreach ($ruleResult->getErrors() as $error) {
$compoundResult = $compoundResult->addError($error);
return $compoundResult;
yiisoft /
validator
