import * as gracely from "gracely";
export interface Item {
    number?: string;
    name?: string;
    price?: number;
    quantity?: number;
    unit?: string;
    vat?: number;
    rebate?: number;
}
export declare namespace Item {
    function is(value: Item | any): value is Item;
    function flaw(value: Item | any): gracely.Flaw;
    function canBe(value: number | Item | Item[] | any): value is number | Item | Item[];
    function canBeFlaw(value: number | Item | Item[] | any): gracely.Flaw | gracely.Flaw[];
    function amount(item: number | Item | Item[]): number;
    function fromVatInclusivePrice(total: number, vatAsPercentage?: number, itemNumber?: string, name?: string, quantity?: number, unit?: string, rebate?: number): Item;
    function vat(item: number | Item | Item[]): number | undefined;
    function asArray(items: number | Item | Item[]): Item[];
    function equals(left: Item, right: Item): boolean;
    function getCsvHeaders(): string;
    function toCsv(value: number | Item | Item[]): string;
}