Ruby based cucumber file

cucumber.rb

#!/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby
#
# This file was generated by RubyGems.
#
# The application 'cucumber' is installed as part of a gem, and
# this file is here to facilitate running it.
#

if  File.exists? "bin/cucumber" 
  exec "bin/cucumber " + $*.join(" ")
else

require 'rubygems'

version = ">= 0"

if ARGV.first =~ /^_(.*)_$/ and Gem::Version.correct? $1 then
  version = $1
  ARGV.shift
end

gem 'cucumber', version
load Gem.bin_path('cucumber', 'cucumber', version)

end