зеркало из https://github.com/github/ruby.git
53 строки
1.4 KiB
Ruby
53 строки
1.4 KiB
Ruby
require 'io/console/size'
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##
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# Stats printer that prints just the files being documented with a progress
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# bar
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class RDoc::Stats::Normal < RDoc::Stats::Quiet
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def begin_adding # :nodoc:
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puts "Parsing sources..."
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@last_width = 0
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end
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##
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# Prints a file with a progress bar
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def print_file files_so_far, filename
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progress_bar = sprintf("%3d%% [%2d/%2d] ",
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100 * files_so_far / @num_files,
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files_so_far,
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@num_files)
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# Print a progress bar, but make sure it fits on a single line. Filename
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# will be truncated if necessary.
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terminal_width = IO.console_size[1].to_i.nonzero? || 80
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max_filename_size = terminal_width - progress_bar.size
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if filename.size > max_filename_size then
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# Turn "some_long_filename.rb" to "...ong_filename.rb"
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filename = filename[(filename.size - max_filename_size) .. -1]
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filename[0..2] = "..."
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end
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line = "#{progress_bar}#{filename}"
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if $stdout.tty?
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# Clean the line with whitespaces so that leftover output from the
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# previous line doesn't show up.
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$stdout.print("\r" << (" " * @last_width) << ("\b" * @last_width) << "\r") if @last_width && @last_width > 0
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@last_width = line.size
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$stdout.print("#{line}\r")
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else
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$stdout.puts(line)
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end
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$stdout.flush
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end
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def done_adding # :nodoc:
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puts
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end
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end
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