bin/git2gv in ruby-graphviz-1.0.7 vs bin/git2gv in ruby-graphviz-1.0.8

@@ -1,18 +1,18 @@
 #!/usr/bin/env ruby
 # Copyright (C) 2010 Gregoire Lejeune <[e-mail]>
-# 
+#
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 2 of the License, or
 # (at your option) any later version.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
 
 require 'rubygems'
@@ -21,45 +21,45 @@
 
 class Git2Gv
   def initialize( xGVPath, xOutFile, xOutFormat, bNothugly )
     @xGVPath, @xOutFile, @xOutFormat, @bNothugly = xGVPath, xOutFile, xOutFormat.to_sym, bNothugly
   end
-  
+
   def run
     git = GraphViz.new( :G, :path => @xGVPath )
-    
+
     git.node[:shape => "record"]
-    
+
     branches.each do |branch|
       git.add_nodes( branch, :style => "filled", :fillcolor => :lightgrey )
     end
-    
+
     commits.each do |commit|
-      git.add_nodes( 
-        commit[:short], 
+      git.add_nodes(
+        commit[:short],
         :style => "filled",
         :fillcolor => :lightblue,
-        :label => "{ #{commit[:long]} |{ #{commit[:comment].gsub(/\{/, "\\{").gsub(/\}/, "\\}").gsub(/\|/, "\\|").gsub(/</, "\\<").gsub(/>/, "\\>")}}| { #{commit[:commiter]} | #{commit[:date]} } }" 
+        :label => "{ #{commit[:long]} |{ #{commit[:comment].gsub(/\{/, "\\{").gsub(/\}/, "\\}").gsub(/\|/, "\\|").gsub(/</, "\\<").gsub(/>/, "\\>")}}| { #{commit[:commiter]} | #{commit[:date]} } }"
       )
     end
-    
+
     refs.each do |from, to|
       git.add_edges( from, to )
     end
-    
+
     relations.each do |from, to|
       git.add_edges( to, from, :dir => "back" )
     end
-    
+
     git.output( @xOutFormat => @xOutFile, :nothugly => @bNothugly )
   end
-  
+
   # private
   def cmd(c, &blk)
     `#{c}`.split($/).map(&blk || proc {|a| a })
   end
-  
+
   def commits
     @commits ||= begin
       data = []
       cmd('git log --pretty=format:"%h - %H - %s - %cn - %cd" --date=short').each do |commit|
         x = commit.split( " - " )
@@ -72,33 +72,33 @@
         }
       end
       data
     end
   end
-  
+
   def relations
     @rels ||= cmd("git log --pretty=format:\"%h %p\"") { |l|
       c, *parents = l.split
       parents.map {|p| [p, c] }
     }.flatten(1)
   end
-  
+
   def branches
     @branches ||= cmd("git branch") {|b| b[2..-1] }
   end
-  
+
   def refs
     branches.inject({}) {|h,b|
       h.tap { h[b] = `git log -1 #{b} --pretty=format:"%h"` }
     }
   end
-  
+
   def current_branch
     cmd("git branch").select {|l| l =~ /^\*/ }.first.strip[2..-1]
   end
 end
 
-def usage 
+def usage
   puts "usage: git2gv [-Tformat] [-ofile] [-h] [-V]"
   puts "-T, --output-format format    Output format (default: png)"
   puts "    --nothugly                Use nothugly if SVG output"
   puts "-o, --output-file file        Output file (default: STDOUT)"
   puts "-p, --path                    Graphviz path"