# File lib/buildr/run.rb, line 106
      def using(*args)
        args.pop.each { |key, value| @options[key.to_sym] = value } if Hash === args.last

        until args.empty?
          new_runner = Run.select_by_name(args.pop)
          @runner = new_runner.new(project) unless new_runner.nil?
        end

        self
      end