export default class DateConverter {
    private readonly startDate;
    private readonly endDate;
    private readonly dateRangeError;
    private readonly inputYear;
    private readonly inputMonth;
    private readonly inputDate;
    constructor(strDate: string);
    private parseDateString;
    private numToEn;
    private numToDay;
    private getAdDate;
    private getBsDate;
    toAd(): {
        year: number;
        month: number;
        date: number;
        day: string;
    };
    toBs(): {
        day: string;
        year: number;
        month: number;
        date: number;
    };
}