/**
 * A generic Least-Recently-Used (LRU) Map with bounded size and automatic eviction.
 *
 * Insertion order is tracked via Map: on access via get() or set(), the item is
 * promoted to most-recent. When size exceeds maxSize, the least-recently-used
 * (oldest) entry is evicted.
 *
 * @template K - Key type
 * @template V - Value type
 * @internal
 */
export declare class LruMap<K, V> {
    private readonly maxSize;
    private map;
    constructor(maxSize: number);
    get(key: K): V | undefined;
    set(key: K, value: V): void;
    has(key: K): boolean;
    get size(): number;
    delete(key: K): boolean;
}