@antv/s2-react/lib/components/sheets/strategy-sheet/custom-data-set.d.ts

use S2 with react

import { CustomGridPivotDataSet, type RawData, type S2DataConfig } from '@antv/s2';
export declare class StrategySheetDataSet extends CustomGridPivotDataSet {
    getExistValuesByDataItem(data: RawData): string[];
    processDataCfg(dataCfg: S2DataConfig): S2DataConfig;
}