import type { GapPolicy } from '../types/timeseries-props.js';
/**
 * Gets the threshold value in milliseconds.
 *
 * If gapPolicy === 'gap' or the threshold is invalid, it fallbacks to 0 (in that way, every gap will remain as gap)
 *
 * @param gapPolicy - given GapPolicy
 * @returns
 */
export declare function getThresholdValue(gapPolicy: GapPolicy): number;