private static @NotNull RangeHighlighter createHighlighter(MarkupModel mm, TextRange range) {
    RangeHighlighter highlighter = mm.addRangeHighlighter(null, range.getStartOffset(), range.getEndOffset(), 0,
                                                                HighlighterTargetArea.EXACT_RANGE);
    highlighter.setCustomRenderer(RENDERER);
    return highlighter;
  }
private static @NotNull RangeHighlighter createHighlighter(MarkupModel mm, TextRange range)