@Override
    public void replace(PsiSwitchBlock block) {
      CommentTracker ct = new CommentTracker();
      PsiSwitchStatement switchStatement = new ReturnSwitchGenerator(block).generate(ct);
      if (switchStatement == null) return;
      ct.markUnchanged(block);
      ct.replaceAndRestoreComments(myReturnStatement, switchStatement);
    }
@Override
    public void replace(PsiSwitchBlock block)