@Override
    public void visitCaseLabelElementList(@NotNull PsiCaseLabelElementList list) {
      PsiElement parent = list.getParent();
      if (parent instanceof PsiSwitchLabelStatementBase) {
        PsiSwitchBlock switchBlock = ((PsiSwitchLabelStatementBase)parent).getEnclosingSwitchBlock();
        handleCaseElementList(switchBlock);
      }
    }
@Override
    public void visitCaseLabelElementList(@NotNull PsiCaseLabelElementList list)