import { RBColor } from './rbColor';
export declare class RBNode<T> {
    item: T;
    color: RBColor;
    parent: RBNode<T>;
    left: RBNode<T>;
    right: RBNode<T>;
    constructor(color: RBColor, item?: T, parent?: RBNode<T>, left?: RBNode<T>, right?: RBNode<T>);
    toString(): string;
}