# class RDoc::Stats::Normal

Stats printer that prints just the files being documented with a progress bar

### Public Instance Methods

print_file(files_so_far, filename) click to toggle source

Prints a file with a progress bar

    # File lib/rdoc/stats/normal.rb, line 18
    def print_file files_so_far, filename
      progress_bar = sprintf("%3d%% [%2d/%2d]  ",
                             100 * files_so_far / @num_files,
                             files_so_far,
                             @num_files)

      # Print a progress bar, but make sure it fits on a single line. Filename
      # will be truncated if necessary.
      terminal_width = IO.console_size[1].to_i.nonzero? || 80
      max_filename_size = terminal_width - progress_bar.size

      if filename.size > max_filename_size then
        # Turn "some_long_filename.rb" to "...ong_filename.rb"
        filename = filename[(filename.size - max_filename_size) .. -1]
        filename[0..2] = "..."
      end

      line = "#{progress_bar}#{filename}"
      if $stdout.tty?
        # Clean the line with whitespaces so that leftover output from the
        # previous line doesn't show up.
        $stdout.print("\r" << (" " * @last_width) << ("\b" * @last_width) << "\r") if @last_width && @last_width > 0
        @last_width = line.size
        $stdout.print("#{line}\r")
      else
        $stdout.puts(line)
      end
      $stdout.flush
    end