Jarves\Admin\FieldTypes\AbstractType::validate PHP Метод

    public function validate()
    {
        $result = [];
        $values = $this->getValue();
        $required = $this->getFieldDefinition()->isRequired() || $this->getFieldDefinition()->isPrimaryKey() && !$this->getFieldDefinition()->isAutoIncrement();
        if ($this->getFieldDefinition()->isAutoIncrement()) {
            $required = false;
        }
        if (!$required) {
            return [];
        }
        $field = $this->getFieldDefinition();
        if ($field->isHidden()) {
            return $result;
        }
        $columns = $this->getColumns();
        if (1 === count($columns)) {
            $this->validateColumn($values, $columns[0], $result);
        } else {
            foreach ($this->getColumns() as $column) {
                $this->validateColumn(@$values[$column->getName()], $column, $result);
            }
        }
        return $result;
    }