@Override
    protected void applyFix(@NotNull Project project, @NotNull PsiElement element, @NotNull ModPsiUpdater updater) {
      if (!(element instanceof RegExpBranch)) {
        return;
      }
      final PsiElement prevSibling = element.getPrevSibling();
      if (prevSibling != null) {
        prevSibling.delete();
      }
      else {
        final PsiElement nextSibling = element.getNextSibling();
        if (nextSibling != null) {
          nextSibling.delete();
        }
      }
      element.delete();
    }
@Override
    protected void applyFix(@NotNull Project project, @NotNull PsiElement element, @NotNull ModPsiUpdater updater)