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<?php
declare(strict_types=1);
namespace Yiisoft\Validator;
/**
* Validator validates {@link DataSetInterface} against rules set for data set attributes.
*/
final class Validator implements ValidatorInterface
{
private ?FormatterInterface $formatter;
public function __construct(?FormatterInterface $formatter = null)
$this->formatter = $formatter;
}
* @param DataSetInterface|RulesProviderInterface $dataSet
* @param Rule[][] $rules
* @psalm-param iterable<string, Rule[]> $rules
*
* @return ResultSet
public function validate(DataSetInterface $dataSet, iterable $rules = []): ResultSet
if ($dataSet instanceof RulesProviderInterface) {
/** @noinspection CallableParameterUseCaseInTypeContextInspection */
$rules = $dataSet->getRules();
$context = new ValidationContext($dataSet);
$resultSet = new ResultSet();
foreach ($rules as $attribute => $attributeRules) {
$aggregateRule = new Rules($attributeRules);
if ($this->formatter !== null) {
$aggregateRule = $aggregateRule->withFormatter($this->formatter);
$resultSet->addResult(
$attribute,
$aggregateRule->validate($dataSet->getAttributeValue($attribute), $context->withAttribute($attribute))
);
if ($dataSet instanceof PostValidationHookInterface) {
$dataSet->processValidationResult($resultSet);
return $resultSet;
public function withFormatter(?FormatterInterface $formatter): self
$new = clone $this;
$new->formatter = $formatter;
return $new;
yiisoft /
validator
