export declare class RPCServerDownloader {
    private readonly _tagRegex;
    private readonly _binaryDir;
    private _tag?;
    private readonly _initialTag;
    private readonly _tagsInfoFile;
    private readonly _tagsInfoFilePath;
    private binaryPath?;
    constructor(binaryDir: string, initialTag: string);
    downloadIfNeeded(force: boolean, binaryPath?: string): Promise<void>;
    private _download;
    private _isBinaryPathExists;
    getBinaryPath(tag?: string): Promise<string>;
    private _createBinaryPath;
    private _postProcessDownload;
    private _isTagsInfoValid;
    private _isTagsInfoExists;
    private _getTagsInfo;
    private _downloadTagInfo;
}
//# sourceMappingURL=downloader.d.ts.map