/**
 * A singly linked list. Each instance represents a node in the list,
 * holding both an item, a reference to the next node.
 *
 * @public
 */
export default class LinkedList {
    /**
     * @param {*} value - The value of current node.
     */
    constructor(value: any);
    /**
     * Returns the value associated with the current node.
     *
     * @public
     * @returns {*}
     */
    public getValue(): any;
    /**
     * Returns the next node, if it exists; otherwise a null value is returned.
     *
     * @public
     * @returns {LinkedList|null}
     */
    public getNext(): LinkedList | null;
    /**
     * Returns true, if the node is the last one in the list.
     *
     * @public
     * @returns {boolean}
     */
    public getIsTail(): boolean;
    /**
     * Adds (or inserts) a value after the current node and returns
     * the newly added node.
     *
     * @public
     * @param {*} value
     * @returns {LinkedList}
     */
    public insert(value: any): LinkedList;
    /**
     * Returns a string representation.
     *
     * @public
     * @returns {string}
     */
    public toString(): string;
    #private;
}