import { RoaringBitmap32 } from "roaring";
export declare class ReverseMap {
    private readonly path;
    private kv;
    constructor(path: string);
    init(): Promise<void>;
    equal(token: string): Promise<RoaringBitmap32>;
    set(token: string, bitmap: RoaringBitmap32): Promise<void>;
    get(token: string): Promise<RoaringBitmap32>;
}