import { isly } from "isly";
import { isly as isly2 } from "isly2";
export type Scheme = (typeof Scheme.schemes)[number];
export declare namespace Scheme {
    const schemes: readonly ["mastercard", "diners", "visa"];
    const type: isly.Type<"mastercard" | "diners" | "visa">;
    const type2: isly2.String<"mastercard" | "diners" | "visa">;
}