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##
# 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..." if $stdout.tty?
end
##
# Prints a file with a progress bar
def print_file files_so_far, filename
return unless $stdout.tty?
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 = (ENV['COLUMNS'] || 80).to_i
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
# Pad the line with whitespaces so that leftover output from the
# previous line doesn't show up.
line = "#{progress_bar}#{filename}"
padding = terminal_width - line.size
line << (" " * padding) if padding > 0
$stdout.print("#{line}\r")
$stdout.flush
end
def done_adding # :nodoc:
puts if $stdout.tty?
end
end