class Rcov::BaseFormatter

def add_file(filename, lines, coverage, counts)
  old_filename = filename
  filename = normalize_filename(filename)
  SCRIPT_LINES__[filename] = SCRIPT_LINES__[old_filename]
  if @ignore_files.any?{|x| x === filename} &&
    !@dont_ignore_files.any?{|x| x === filename}
    return nil
  end
  if @files[filename]
    @files[filename].merge(lines, coverage, counts)
  else
    @files[filename] = FileStatistics.new(filename, lines, counts,
    @comments_run_by_default)
  end
end