# File lib/rdoc/code_objects.rb, line 247
    def add_alias(an_alias)
      meth = find_instance_method_named(an_alias.old_name)
      if meth
        new_meth = AnyMethod.new(an_alias.text, an_alias.new_name)
        new_meth.is_alias_for = meth
        new_meth.singleton    = meth.singleton
        new_meth.params       = meth.params
        new_meth.comment = "Alias for \##{meth.name}"
        meth.add_alias(new_meth)
        add_method(new_meth)
      else
        add_to(@aliases, an_alias)
      end
    end