@NotNull
    public RevisionRange revisionRange() {
      Revision startRevision = Revision.of(lowestNumber() - 1);
      Revision endRevision = Revision.of(highestNumber());

      return myInvertRange ? new RevisionRange(endRevision, startRevision) : new RevisionRange(startRevision, endRevision);
    }
@NotNull
    public RevisionRange revisionRange()