/**
 * @see 参考 https://github.com/mbostock/internmap/blob/main/src/index.js
 */
export declare class InternMap<K, V> extends Map {
    private map;
    private initKey;
    constructor(entries: any);
    get(key: K): any;
    has(key: K): boolean;
    set(key: K, value: V): this;
    delete(key: K): boolean;
}