module Bundler

def sudo(str)
  prompt = "\n\n" + <<-PROMPT.gsub(/^ {6}/, '').strip + " "
  Your user account isn't allowed to install to the system Rubygems.
  You can cancel this installation and run:
      bundle install --path vendor/bundle
  to install the gems into ./vendor/bundle/, or you can enter your password
  and install the bundled gems to Rubygems using sudo.
  Password:
  PROMPT
  `sudo -p "#{prompt}" #{str}`
end