Contents

# Author:: Nicolas Pouillard  <[e-mail]>.
# Copyright:: Copyright (c) 2004 LRDE. All rights reserved.
# License:: GNU General Public License (GPL).

# $LastChangedBy: ertai $
# $Id: header 98 2004-09-29 12:07:43Z ertai $

require 'vcs'

class Vcs

  # Use the diffstat command to 
  # display statitics on your patch.
  def diffstat ( *a )
    check_diffstat
    patch = diff(*a)
    rd, wr = IO.pipe
    pid = fork do
      rd.close
      STDIN.reopen(patch)
      STDOUT.reopen(wr)
      exec 'diffstat'
    end
    wr.close
    def rd.close
      super
      Process.waitpid pid
    end
    rd
  end
  alias_command :ds, :diffstat

  def check_diffstat
    unless `diffstat -V` =~ /diffstat version/
      raise ArgumentError, 'The `diffstat\' tool is needed by Vcs.diffstat' 
    end
  end

  add_conf_checker :check_diffstat

end # class Vcs

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
vcs-0.2.148	src/diffstat.rb