export declare function isEmptyFunction(fn: Function): boolean;
export declare function isEmptyObject(obj: object): boolean;
type ShippingOption = {
    name: string;
    description: string;
    price: string;
    handle: string;
    service_code: string;
    currency: string;
    shipping_option_type_id: string;
    max_delivery_date: string;
    min_delivery_date: string;
    planned_ship_date: string;
};
export declare function processEstimatedShippingDate(shippingOption: ShippingOption): string;
export declare function processEstimatedShippingDateFromScheduleDate(input: {
    $y?: number;
    $M?: number;
    $D?: number;
    $d?: Date;
} | string): string;
export declare function normalizeJP(name: string): string;
export {};
