protected final void showAddExpressionTypePopup(@NotNull AnActionButton button) {
    DefaultActionGroup group = new DefaultActionGroup();
    fillConditions(group);
    DataContext context = DataManager.getInstance().getDataContext(button.getContextComponent());
    ListPopup popup = JBPopupFactory.getInstance().createActionGroupPopup(null, group, context,
                                                                          JBPopupFactory.ActionSelectionAid.ALPHA_NUMBERING, true, null);
    popup.show(Objects.requireNonNull(button.getPreferredPopupPoint()));
  }
protected final void showAddExpressionTypePopup(@NotNull AnActionButton button)