# File lib/sass/script/functions.rb, line 2220
    def call(name, *args)
      assert_type name, :String, :name
      kwargs = args.last.is_a?(Hash) ? args.pop : {}
      funcall = Sass::Script::Tree::Funcall.new(
        name.value,
        args.map {|a| Sass::Script::Tree::Literal.new(a)},
        Sass::Util.map_vals(kwargs) {|v| Sass::Script::Tree::Literal.new(v)},
        nil,
        nil)
      funcall.options = options
      perform(funcall)
    end