merge

# File lib/rdoc/class_module.rb, line 432
  def merge class_module
    @parent      = class_module.parent
    @parent_name = class_module.parent_name

    other_document = parse class_module.comment_location

    if other_document then
      document = parse @comment_location

      document = document.merge other_document

      @comment = @comment_location = document
    end

    cm = class_module
    other_files = cm.in_files

    merge_collections attributes, cm.attributes, other_files do |add, attr|
      if add then
        add_attribute attr
      else
        @attributes.delete attr
        @methods_hash.delete attr.pretty_name
      end
    end

    merge_collections constants, cm.constants, other_files do |add, const|
      if add then
        add_constant const
      else
        @constants.delete const
        @constants_hash.delete const.name
      end
    end

    merge_collections includes, cm.includes, other_files do |add, incl|
      if add then
        add_include incl
      else
        @includes.delete incl
      end
    end

    @includes.uniq! # clean up

    merge_collections extends, cm.extends, other_files do |add, ext|
      if add then
        add_extend ext
      else
        @extends.delete ext
      end
    end

    @extends.uniq! # clean up

    merge_collections method_list, cm.method_list, other_files do |add, meth|
      if add then
        add_method meth
      else
        @method_list.delete meth
        @methods_hash.delete meth.pretty_name
      end
    end

    merge_sections cm

    self
  end