import { Base, Type } from "./type";
/**
 * @hidden
 */
export declare class Pair$2<T1, T2> extends Base {
    static $t: Type;
    protected $t1: Type;
    protected $t2: Type;
    constructor($t1: Type, $t2: Type, a: T1, b: T2);
    a: T1;
    b: T2;
}