import { FieldEntry } from './dataSourceUtils';
export declare const CHART = "chart";
export declare const TIMECHART = "timechart";
export declare const STATS = "stats";
export declare const UNKNOWN = "unknown";
export type DataSplitMode = 'timechart' | 'chart' | 'stats' | 'unknown';
export declare const getTrellisDataSplitterMode: (fields: FieldEntry[]) => DataSplitMode;
export declare const isTimeChartCmdData: (fields: FieldEntry[]) => boolean;
export declare const isChartCmdData: (fields: FieldEntry[]) => boolean;
export declare const isStatsCmdData: (fields: FieldEntry[]) => boolean;
export declare const checkForTrellisFieldMetaInfo: (fields: FieldEntry[]) => boolean;
export declare const extractSplitByFieldsChartFields: (fields: FieldEntry[]) => string[];
export declare const extractDataSourceAggregationKeysChart: (fields: FieldEntry[]) => string[];
export declare const extractAllAggregationKeysChart: (fields: FieldEntry[]) => string[];
export declare const extractDataSourceAggregationKeysStats: (fields: FieldEntry[]) => string[];
export declare const extractSplitByFieldsForStats: (fields: FieldEntry[]) => string[];
export declare const extractSplitByFieldsForUnknown: (fields: FieldEntry[]) => string[];
export declare const getAllPossibleSplitByFields: (fields: FieldEntry[]) => {
    fields: string[];
    aggregations: string[];
};