Simplify Js::Class#detect_method_or_property.

      # Detects item in object literal either as method or property

      def detect_method_or_property(cls, key, value, pair)

        if value.function?

          m = make_method(key, value)

          cls[:members] << m if apply_autodetected(m, pair)

        else

          p = make_property(key, value)

          cls[:members] << p if apply_autodetected(p, pair)

        end

        member = value.function? ? make_method(key, value) : make_property(key, value)

        cls[:members] << member if apply_autodetected(member, pair)

      end

      def make_configs(ast, defaults={})