@NotNull
  public static List<RangeHighlighter> createLineSeparatorHighlighter(@NotNull Editor editor, int offset1, int offset2) {
    return createLineSeparatorHighlighter(editor, offset1, offset2, () -> true);
  }
@NotNull
  public static List<RangeHighlighter> createLineSeparatorHighlighter(@NotNull Editor editor, int offset1, int offset2)