@NotNull
    public List<RangeHighlighter> done() {
      TextAttributes attributes = getTextAttributes(type, editor, BackgroundType.DEFAULT);

      RangeHighlighter highlighter = editor.getMarkupModel()
        .addRangeHighlighter(start, end, getLayer(INLINE_LAYER, layerPriority),
                             attributes, HighlighterTargetArea.EXACT_RANGE);

      if (start == end) installEmptyRangeRenderer(highlighter, type);

      return Collections.singletonList(highlighter);
    }
@NotNull
    public List<RangeHighlighter> done()