add tag v2_2_9

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v2_2_9@61257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 59 insertions, 0 deletions

diff --git a/ruby_2_2/lib/rdoc/stats/normal.rb b/ruby_2_2/lib/rdoc/stats/normal.rb
new file mode 100644
index 0000000000..ef366a500e
--- /dev/null
+++ b/ruby_2_2/lib/rdoc/stats/normal.rb
@@ -0,0 +1,59 @@
+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
+