class Rcov::FileStatistics

def mark_nocov_regions(nocov_line_numbers, coverage)
  while nocov_line_numbers.size > 0
    begin_line, end_line = nocov_line_numbers.shift, nocov_line_numbers.shift
    next unless begin_line && end_line
    (begin_line..end_line).each do |line_num|
      coverage[line_num] ||= :inferred
    end
  end
end