import { Node } from './node.js';
type KeyedNodeOptions<K, E> = Partial<Omit<KeyedNode<K, E>, 'value' | 'key'>> & {
    key: K;
    value: E;
};
/** JavaScript implementation of a Node that can be used in a linked list. */
declare class KeyedNode<K, E> extends Node<E> {
    private $key;
    /**
     * Creates a new node with the given value.
     * @param options The options for the node, or the node to copy.
     * @param [options.previous] The previous node.
     * @param [options.next] The next node.
     * @param options.key The key to be assigned to the node.
     * @param options.value The value to be assigned to the node.
     */
    constructor({ previous, next, key, value }: KeyedNodeOptions<K, E>);
    /**
     * Gets the key.
     * @returns The key.
     */
    get key(): K | null;
    /**
     * Sets the key.
     * @param key The key.
     */
    set key(key: K);
    /**
     * Gets the previous node.
     * @returns The previous node.
     */
    get previous(): KeyedNode<K, E> | null;
    /**
     * Sets the previous node.
     * @param previous The previous node.
     */
    set previous(previous: KeyedNode<K, E> | null);
    /**
     * Gets the next node.
     * @returns The next node.
     */
    get next(): KeyedNode<K, E> | null;
    /**
     * Sets the next node.
     * @param next The next node.
     */
    set next(next: KeyedNode<K, E> | null);
    /**
     * Gets the value of the node.
     * @returns The value of the node.
     */
    get value(): E;
    /**
     * Sets the value of the node.
     * @param value The value of the node.
     */
    set value(value: E);
    /**
     * Gets the string description of the class.
     * @returns The string description of the class.
     */
    get [Symbol.toStringTag](): string;
}

export { KeyedNode };