export declare const formatDate: (date?: Date, dateFormat?: string) => string;
export declare const parseEntry: (str: string, dateFormat: string, maskChar: string, min: Date, max: Date, required: boolean) => {
    date: Date;
    isValid: boolean;
    isEmpty: boolean;
    isFull: boolean;
    isOutRange: boolean;
    invalidReason: string;
};
export declare const isDateInRange: (date: Date, minDate: Date, maxDate: Date) => boolean;
export declare const getNode: (ref: any) => any;
export declare const isFocusInsideDatePicker: (inputRef: any, calendareRef: any, e: React.FocusEvent<any>) => any;