export type versionNotes = {
    title: string;
    date: Date | string;
    link: string;
    html: string;
};
export default class Updater {
    archiveURL: string;
    feedType: string;
    constructor(archiveURL?: string, feedType?: string);
    private getRawArchive;
    private atomGetVersionDetails;
    private atomGetArchive;
    private rssGetVersionDetails;
    private rssGetArchive;
    getArchive(): Promise<versionNotes[]>;
}