Connector/ValidatorService/ValidatorService.php
public function validate($object, array $parents = [])
    {
        $validators = array_filter($this->validators, function (ValidatorInterface $validator) use ($object) {
            return $validator->supports($object);
        });

        try {
            array_walk($validators, function (ValidatorInterface $validator) use ($object) {
                $validator->validate($object);
            });

            $parents[] = $object;
            $methods = get_class_methods($object);

            if (empty($methods)) {
                return;
            }

            $methods = array_filter($methods, function ($method) {
                return 0 === stripos($method, 'get');
            });

            foreach ($methods as $method) {
                if ($object instanceof DateTimeZone) {
                    continue;
                }

                $result = $object->$method();

                if (is_array($result)) {
                    foreach ($result as $item) {
                        $this->validate($item, $parents);
                    }
                } else {
                    $this->validate($result, $parents);
                }
            }
        } catch (InvalidArgumentException $exception) {
            throw InvalidDataException::fromObject($object, $exception->getMessage(), $exception->getPropertyPath(), $parents);
        }
    }
public function validate($object, array $parents = [])
    {
        $validators = array_filter($this->validators, function (ValidatorInterface $validator) use ($object) {
            return $validator->supports($object);
        });

        try {
            array_walk($validators, function (ValidatorInterface $validator) use ($object) {
                $validator->validate($object);
            });

            $parents[] = $object;
            $methods = get_class_methods($object);

            if (empty($methods)) {
                return;
            }

            $methods = array_filter($methods, function ($method) {
                return 0 === stripos($method, 'get');
            });

            foreach ($methods as $method) {
                if ($object instanceof DateTimeZone) {
                    continue;
                }

                $result = $object->$method();

                if (is_array($result)) {
                    foreach ($result as $item) {
                        $this->validate($item, $parents);
                    }
                } else {
                    $this->validate($result, $parents);
                }
            }
        } catch (InvalidArgumentException $exception) {
            throw InvalidDataException::fromObject($object, $exception->getMessage(), $exception->getPropertyPath(), $parents);
        }
    }
{@inheritdoc}