import fs from 'fs';
import { Calendar } from './components/Calendar';
/**
 * Read a calendar from a iCalendar file.
 * @param path Path to the file.
 * @returns The calendar deserialized from the file.
 * @throws {DeserializationError} If the file content is not a valid calendar.
 * @deprecated Use `loadCalendarSync` instead.
 */
export declare function load(path: fs.PathLike): Promise<Calendar>;
/**
 * Read a calendar from a iCalendar file.
 * @param path Path to the file.
 * @param encoding The file encoding, defaults to UTF-8.
 * @returns The calendar deserialized from the file.
 * @throws {DeserializationError} If the file content is not a valid component.
 * @throws {ComponentValidationError} If the deserialized component is not a VCALENDAR.
 */
export declare function loadCalendarSync(path: fs.PathLike, encoding?: BufferEncoding): Calendar;
/**
 * Write a calendar to a file.
 * @param calendar The calendar to write to file.
 * @param path Path to the file to write.
 * @example
 * dump(myCalendar, 'calendar.ics')
 * @deprecated Use `dumpCalendarSync` instead.
 */
export declare function dump(calendar: Calendar, path: string): Promise<void>;
/**
 * Write a calendar to a file.
 * @param calendar The calendar to write to file.
 * @param path Path to the file to write.
 * @param encoding The file encoding, defaults to UTF-8.
 * @example
 * dump(myCalendar, 'calendar.ics')
 */
export declare function dumpCalendarSync(calendar: Calendar, path: string, encoding?: BufferEncoding): void;
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