import { CalendarDate, SanitizedDataSource } from './types';
export declare const isAfter: (test: CalendarDate | null, reference: CalendarDate | null) => boolean;
export declare const isBefore: (test: CalendarDate | null, reference: CalendarDate | null) => boolean;
export declare const isEqual: (test: CalendarDate | null, reference: CalendarDate | null) => boolean;
export declare const isBetweenDates: (test: CalendarDate, start: CalendarDate | null, end: CalendarDate | null) => boolean;
export declare const relevantEvents: (date: {
    day: number;
    month: number;
    year: number;
}, events: SanitizedDataSource | undefined) => import("./types").SanitizedDataSourceItem[];