export interface IndexableObject {
    [key: string]: any;
}
export declare class BladeDate implements IndexableObject {
    nativeDate: Date;
    constructor(date?: Date | string | BladeDate);
    getYear(): number;
    getMonth(): number;
    getDay(): number;
    getTime(): number;
    getDate(): number;
    getHours(): number;
    getMinutes(): number;
    getSeconds(): number;
    getMilliseconds(): number;
    format(formatStr: string): string;
    clone(): BladeDate;
    setHms(hour: number, minute: number, second: number): BladeDate;
    setYear(year: number): BladeDate;
    addYears(amount: number): BladeDate;
    setMonth(month: number): BladeDate;
    addMonths(amount: number): BladeDate;
    addWeeks(amount: number): BladeDate;
    setDay(day: number, options?: {
        weekStartsOn: number;
    }): BladeDate;
    setSeconds(second: number): BladeDate;
    setMinutes(minutes: number): BladeDate;
    setHours(hour: number): BladeDate;
    setDate(amount: number): BladeDate;
    addDays(amount: number): BladeDate;
    endOf(grain: 'month'): BladeDate | null;
    isSame(date: BladeDate | Date, grain: BladeDateCompareGrain): boolean;
    isAfter(date: BladeDate | Date | null, grain: BladeDateCompareGrain): boolean;
    isBefore(date: BladeDate | Date | null, grain: BladeDateCompareGrain): boolean;
    isToday(): boolean;
    isInvalid(): boolean;
    private toNativeDate;
}
export declare type BladeDateCompareGrain = 'year' | 'month' | 'day' | 'hour' | 'minute' | 'second';
export declare type BladeDateCompareType = 'eq' | 'gt' | 'lt';