proc genCaseObjDiscMapping(t: PType; field: PSym; info: TLineInfo;
                           g: ModuleGraph; idgen: IdGenerator): PSym {....raises: [
    KeyError, Exception, ValueError, OSError, IOError, ERecoverableError], tags: [
    ReadDirEffect, RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}

proc genEnumToStrProc(t: PType; info: TLineInfo; g: ModuleGraph;
                      idgen: IdGenerator): PSym {....raises: [KeyError, Exception,
    ValueError, OSError, IOError, ERecoverableError], tags: [ReadDirEffect,
    RootEffect, WriteIOEffect, ReadIOEffect, ReadEnvEffect].}