import { Cart, ItemInstance } from '../cart';
import { ICatalog } from '../catalog';
import { LogicalCart, LogicalItem } from './interfaces';
export declare function logicalCartFromCart(cart: Cart, catalog: ICatalog): LogicalCart;
export declare function logicalItemFromItemInstance(item: ItemInstance, catalog: ICatalog): LogicalItem;
export declare function cartFromlogicalCart(cart: LogicalCart, catalog: ICatalog): Cart;