import { Event } from '@hebcal/core/dist/esm/event';
export declare const HOLIDAY_IGNORE_MASK: number;
/**
 * Based on the event date, type and title, finds the relevant leyning key
 * @param ev event
 * @param [il] true if Israel holiday scheme
 * @returns key to look up in holiday-reading.json
 */
export declare function getLeyningKeyForEvent(ev: Event, il?: boolean): string | undefined;