# File lib/xdg/base_dir.rb, line 31
    def initialize(*env)
      @environment_variables = []
      env.each do |v|
        v = v.to_s.upcase
        if v !~ /_/
          @environment_variables << 'XDG_' + v + '_HOME'
          @environment_variables << 'XDG_' + v + '_DIRS'
        else
          @environment_variables << 'XDG_' + v
        end
      end
    end