import type { ChartExcelExtractor } from "./types.mjs";
/**
 * OHLC carries `[open, high, low, close]` per point. There is no volume.
 *
 * Its `valueFormatter` is called once per field rather than once per point, so formatted
 * output needs four calls and four columns.
 */
export declare const ohlcExtractor: ChartExcelExtractor<'ohlc'>;