private String setup(@NotNull @NlsContexts.Label String text, @NotNull TreeMap<TextRange, ParameterInfoUIContextEx.Flag> flagsMap,
                         @NotNull Color background) {
      if (flagsMap.isEmpty()) {
        return doSetup(text, background);
      }
      else {
        String labelText = buildLabelText(text, flagsMap);
        return doSetup(labelText, background);
      }
    }
private String setup(@NotNull @NlsContexts.Label String text, @NotNull TreeMap<TextRange, ParameterInfoUIContextEx.Flag> flagsMap,
                         @NotNull Color background)