import { ChartEntry, PoolTickData } from './types';
export type FormatReturnType = undefined | string;
export declare const formatNumber: (num?: number, decimals?: number) => FormatReturnType;
interface IGetRenderTooltipParams {
    chartData?: ChartEntry[];
    poolData?: PoolTickData;
}
interface TooltipParams {
    axisValue: string;
    seriesName: string;
    data: number;
}
export declare const getRenderTooltip: ({ chartData, poolData }: IGetRenderTooltipParams) => (params: TooltipParams[]) => string;
export {};