export interface LRUCacheOptions<Key, Value> {
    max: number;
    maxSize?: number;
    sizeCalculation?: (value: Value) => number;
    dispose?: (value: Value, key: Key) => void;
}
export declare class LRUCache<Key, Value> {
    private readonly map;
    private head;
    private tail;
    private readonly max;
    private readonly maxSize;
    private readonly getSize;
    private readonly dispose;
    private totalSize;
    constructor(options: LRUCacheOptions<Key, Value>);
    get(key: Key): Value | undefined;
    set(key: Key, value: Value): void;
    delete(key: Key): boolean;
    clear(): void;
    entries(): IterableIterator<[Key, Value]>;
    private moveToHead;
    private unlink;
    private evict;
}