import type { DataRecord, DataRow, TransformArg } from '../types.js';
export declare function sort({ data, ...channels }: TransformArg<DataRecord>, options?: {
    reverse?: boolean;
}): {
    sort: null;
    data: {
        __sortkey: import("../types.js").RawValue;
        ___orig___?: import("../types.js").RawValue | [import("../types.js").RawValue, import("../types.js").RawValue];
    }[];
} | {
    data: DataRecord[];
};
/**
 * reverses the data row order
 */
export declare function shuffle({ data, ...channels }: TransformArg<DataRow[]>, options?: {
    seed?: number;
}): {
    sort: null;
    data: DataRow[][];
};
/**
 * reverses the data row order
 */
export declare function reverse({ data, ...channels }: TransformArg<DataRow[]>): {
    sort: null;
    data: DataRow[][];
};