# File lib/rvm/environment/tools.rb, line 20
    def tools_strings(*rubies)
      rubies = rubies.flatten.join(",").split(",").uniq
      names = {}
      value = rvm(:tools, :strings, *rubies)
      if value.successful?
        parts = value.stdout.split
        rubies.each_with_index do |key, index|
          names[key] = normalize(parts[index])
        end
      end
      names
    end