gistfile1.rb

#!/usr/bin/env ruby

gems=`gem list --local`
gem_command="/usr/local/ruby/bin/gem"


gems.each do |gem|
  gem.strip!
  gem.delete!("()")
  gem_args = gem.split(/ /)
  command = "sudo #{gem_command} install #{gem_args[0]} "
  gem_args.delete(gem_args[0])
  gem_args.each do |version|
    version.delete!(",")
    final_command=command + "-v #{version}"
    `#{final_command}`
  end
end