class StackProf::Report

def source_display(f, file, lines, range=nil)
  File.readlines(file).each_with_index do |code, i|
    next unless range.nil? || range.include?(i)
    if lines and lineinfo = lines[i+1]
      total_samples, samples = lineinfo
      if version == 1.0
        samples = total_samples
        f.printf "% 5d % 7s  | % 5d  | %s", samples, "(%2.1f%%)" % (100.0*samples/overall_samples), i+1, code
      elsif samples > 0
        f.printf "% 5d  % 8s / % 5d  % 7s  | % 5d  | %s", total_samples, "(%2.1f%%)" % (100.0*total_samples/overall_samples), samples, "(%2.1f%%)" % (100.0*samples/overall_samples), i+1, code
      else
        f.printf "% 5d  % 8s                   | % 5d  | %s", total_samples, "(%3.1f%%)" % (100.0*total_samples/overall_samples), i+1, code
      end
    else
      if version == 1.0
        f.printf "               | % 5d  | %s", i+1, code
      else
        f.printf "                                  | % 5d  | %s", i+1, code
      end
    end
  end
rescue SystemCallError
  f.puts "        SOURCE UNAVAILABLE"
end