type Constructor<T> = {
    new (capacity: number): RingBuffer<T>;
};
export declare class RingBuffer<T> implements Iterable<T | null> {
    #private;
    constructor(capacity: number);
    static from<T>(this: Constructor<RingBuffer<T>>, data: T[]): RingBuffer<T>;
    get capacity(): number;
    get data(): (T | null)[];
    get isEmpty(): boolean;
    get isFull(): boolean;
    get [Symbol.toStringTag](): string;
    toString(): string;
    [Symbol.iterator](): IterableIterator<T | null>;
    peek(index?: number): T | null;
    enqueue(element: T): void;
    dequeue(): T | null;
    drain(): T[];
}
export {};