export declare type Datum = {
    [key: string]: string | number | any;
};
export declare type DatumKey = string;
export declare type ParsedDatumKey = {
    dimensionKeys: Array<string>;
    dimensionValues: Array<string | number | null | string[]>;
    fieldId: string;
    function: string;
    modifier?: string;
};
export declare const key: (dimensionKeys: ParsedDatumKey['dimensionKeys'], dimensionValues: ParsedDatumKey['dimensionValues'], fieldId: ParsedDatumKey['fieldId'], func: ParsedDatumKey['function']) => string;
export declare const isDatumKey: (key: string | undefined) => boolean;
export declare const parse: (key: string) => ParsedDatumKey;
export declare const toFieldId: (key: string) => string;
