import { CompareFn } from '..';
import { DoublyLinkedNode } from './doublyLinkedNode';
import { List } from './list';
/**
 * A (circular) doubly-linked list implementation of the {@link List} interface.
 *
 * Operations that index into the list will traverse the list from the beginning or the end, whichever is closer to the specified index.
 */
export declare class DoublyLinkedList<T> implements List<T> {
    /**
     * The number of elements in the list
     */
    protected length: number;
    /**
     * The sentinel node at the fron of the list
     */
    protected root: DoublyLinkedNode<T>;
    /**
     * Instantiate the list.
     *
     * @param elements - A set of elements to initialize the list with.
     */
    constructor(elements?: Iterable<T>);
    add(index: number, value: T): number;
    addAll(index: number, elements: Iterable<T>): number;
    clear(): void;
    concat(...lists: Iterable<T>[]): DoublyLinkedList<T>;
    copyWithin(index: number, min?: number, max?: number): this;
    fill(element: T, min?: number, max?: number): this;
    get(index: number): T | undefined;
    getSet(index: number, callback: (element: T) => T): T | undefined;
    pop(): T | undefined;
    push(value: T): number;
    remove(index: number): T | undefined;
    reverse(min?: number, max?: number): this;
    set(index: number, element: T): T | undefined;
    shift(): T | undefined;
    get size(): number;
    slice(min?: number, max?: number): DoublyLinkedList<T>;
    splice(start?: number, count?: number, elements?: Iterable<T>): List<T>;
    sort(compareFn: CompareFn<T>): this;
    /**
     * Receive an iterator through the list.
     *
     * **Note:** Unexpected behavior can occur if the collection is modified during iteration.
     *
     * @returns An iterator through the list
     */
    [Symbol.iterator](): Iterator<T>;
    unshift(value: T): number;
    update(callback: (element: T, index: number) => T): this;
    update(min: number | undefined, callback: (element: T, index: number) => T): this;
    update(min: number | undefined, max: number | undefined, callback: (element: T, index: number) => T): this;
    view(min?: number, max?: number): Iterable<T>;
    /**
     *
     */
    protected _addAll(next: DoublyLinkedNode<T>, elements: Iterable<T>): void;
    /**
     * A helper method to iterate and return the node at the given index.
     *
     * Depending on the index, the list will be traversed from beginning or end; whichever is closest to the specified index.
     *
     * @param index - The index to retrieve
     *
     * @returns The node at the given index
     */
    protected _get(index: number): DoublyLinkedNode<T>;
}