export type CandleSeries = {
    c?: number[];
    h?: number[];
    l?: number[];
    o?: number[];
    t?: number[];
    v?: number[];
    s?: string;
    source?: "yahoo";
    error?: string;
};
export type YahooChartResponse = {
    chart?: {
        result?: Array<{
            timestamp?: number[];
            indicators?: {
                quote?: Array<{
                    close?: Array<number | null>;
                    high?: Array<number | null>;
                    low?: Array<number | null>;
                    open?: Array<number | null>;
                    volume?: Array<number | null>;
                }>;
            };
        }>;
        error?: {
            description?: string;
            code?: string;
        };
    };
};
export declare const mapYahooInterval: (resolution?: string) => string;
export declare const buildYahooChartUrl: ({ baseUrl, symbol, from, to, interval, includePrePost, }: {
    baseUrl: string;
    symbol: string;
    from: number;
    to: number;
    interval: string;
    includePrePost?: boolean;
}) => string;
export declare const extractYahooCandles: (payload: YahooChartResponse) => CandleSeries;