docs: @Override
    public Optional<ReadError> read(DbFileSources.Line.Builder lineBuilder) {
      if (readError == null) {
        try {
          processHighlightings(lineBuilder);
        } catch (RangeOffsetConverterException e) {
          readError = new ReadError(HIGHLIGHTING, lineBuilder.getLine());
          LOG.debug(format("Inconsistency detected in Highlighting data. Highlighting will be ignored for file '%s'", file.getDbKey()), e);
        }
      }
      return Optional.ofNullable(readError);
    }