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begin
require 'io/console/size'
rescue LoadError
end
##
# Stats printer that prints just the files being documented with a progress
# bar
class RDoc::Stats::Normal < RDoc::Stats::Quiet
def begin_adding # :nodoc:
puts "Parsing sources..."
@last_width = 0
end
##
# Prints a file with a progress bar
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 = if defined?(IO) && IO.respond_to?(:console_size)
IO.console_size[1].to_i.nonzero? || 80
else
80
end
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
def done_adding # :nodoc:
puts
end
end
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