class RDoc::ClassModule

def prepare_to_embed(code_object, singleton=false)
  code_object = code_object.dup
  code_object.mixin_from = code_object.parent
  code_object.singleton = true if singleton
  set_current_section(code_object.section.title, code_object.section.comment)
  # add_method and add_attribute will reassign self's visibility back to the method/attribute
  # so we need to sync self's visibility with the object's to properly retain that information
  self.visibility = code_object.visibility
  code_object
end