interface LinkedListType<T> {
    head: LinkedNode<T> | null;
    tail: LinkedNode<T> | null;
    size: number;
    append(value: T): void;
    push(value: T): void;
    insertAt(index: number, value: T): void;
    get(index: number): LinkedNode<T> | null;
    getIndex(matchFn: (node: LinkedNode<T>) => boolean): number;
    deleteAt(index: number): void;
    moveNode(fromIndex: number, toIndex: number): void;
    getNodeInfo(matchFn: (node: LinkedNode<T>) => boolean): {
        node: LinkedNode<T> | null;
        index: number;
    };
}
declare class LinkedNode<T> {
    value: T;
    next: LinkedNode<T> | null;
    prev: LinkedNode<T> | null;
    constructor(value: T);
}
declare class LinkedList<T> implements LinkedListType<T> {
    head: LinkedNode<T> | null;
    tail: LinkedNode<T> | null;
    size: number;
    append(value: T): void;
    push(value: T): void;
    insertAt(index: number, value: T): void;
    get(index: number): LinkedNode<T> | null;
    each(fn: (node: T, index: number) => void): void;
    getNodeInfo(matchFn: (node: LinkedNode<T>) => boolean): {
        node: LinkedNode<T> | null;
        index: number;
    };
    getIndex(matchFn: (node: LinkedNode<T>) => boolean): number;
    deleteAt(index: number): void;
    moveNode(fromIndex: number, toIndex: number): void;
    toArray(): Array<T>;
}

export { LinkedList, LinkedNode };
export type { LinkedListType };