lib/components/dataInterface/connectors/generic/DataSource.php
protected function createDataItem($config = [])
    {
        if (!isset($config['class'])) {
            $config['class'] = $this->dataItemClass;
        }
        $config['dataSource'] = $this;

        return Yii::createObject($config);
    }
protected function createDataItem($config = [])
    {
        if (!isset($config['class'])) {
            $config['class'] = $this->dataItemClass;
        }
        $config['dataSource'] = $this;

        return Yii::createObject($config);
    }
[[@doctodo method_description:createDataItem]].

@param array $config [[@doctodo param_description:config]] [optional]

@return [[@doctodo return_type:createDataItem]] [[@doctodo return_description:createDataItem]]