export enum FolderFlag {
    FolderFlagNone = 0,
    FolderFlagMarked = 1 << 0,
    FolderFlagUnmarked = 1 << 1,
    FolderFlagNoSelect = 1 << 2,
    FolderFlagNoInferiors = 1 << 3,
    FolderFlagInbox = 1 << 4,
    FolderFlagSentMail = 1 << 5,
    FolderFlagStarred = 1 << 6,
    FolderFlagAllMail = 1 << 7,
    FolderFlagTrash = 1 << 8,
    FolderFlagDrafts = 1 << 9,
    FolderFlagSpam = 1 << 10,
    FolderFlagImportant = 1 << 11,
    FolderFlagArchive = 1 << 12,
    FolderFlagAll = FolderFlagAllMail,
    FolderFlagJunk = FolderFlagSpam,
    FolderFlagFlagged = FolderFlagStarred,
    FolderFlagFolderTypeMask = FolderFlagInbox | FolderFlagSentMail | FolderFlagStarred | FolderFlagAllMail |
        FolderFlagTrash | FolderFlagDrafts | FolderFlagSpam | FolderFlagImportant | FolderFlagArchive,
}
