/** Currency and locale override the INR and en-IN defaults. */
export type PriceFormatOptions = {
    currency?: string;
    locale?: string;
    maximumFractionDigits?: number;
};
export declare const DEFAULT_CURRENCY = "INR";
export declare const DEFAULT_LOCALE = "en-IN";
export declare function formatPrice(value: number, options?: PriceFormatOptions): string;
export declare function discountPercent(price: number, mrp?: number): number;
export declare function discountAmount(price: number, mrp?: number): number;
export type UnitPrice = {
    value: number;
    per: number;
    unit: string;
};
export declare function unitPrice(price: number, quantity: number, unit: string, per?: number): UnitPrice | null;