enumvalidator.php

<?php
namespace Bitrix\Main\ORM\Fields\Validators;
 
use Bitrix\Main\ORM;
 
class EnumValidator extends Validator
{
    public function validate($value, $primary, array $row, ORM\Fields\Field $field)
    {
        if (in_array($value, $field->getValues(), true) || $value == '')
        {
            return true;
        }
 
        return $this->getErrorMessage($value, $field);
    }
}