class RDoc::ClassModule

def self.from_module(class_type, mod)
  klass = class_type.new mod.name
  mod.comment_location.each do |comment, location|
    klass.add_comment comment, location
  end
  klass.parent = mod.parent
  klass.section = mod.section
  klass.attributes.concat mod.attributes
  klass.method_list.concat mod.method_list
  klass.aliases.concat mod.aliases
  klass.external_aliases.concat mod.external_aliases
  klass.constants.concat mod.constants
  klass.includes.concat mod.includes
  klass.extends.concat mod.extends
  klass.methods_hash.update mod.methods_hash
  klass.constants_hash.update mod.constants_hash
  klass.current_section = mod.current_section
  klass.in_files.concat mod.in_files
  klass.sections.concat mod.sections
  klass.unmatched_alias_lists = mod.unmatched_alias_lists
  klass.current_section = mod.current_section
  klass.visibility = mod.visibility
  klass.classes_hash.update mod.classes_hash
  klass.modules_hash.update mod.modules_hash
  klass.metadata.update mod.metadata
  klass.document_self = mod.received_nodoc ? nil : mod.document_self
  klass.document_children = mod.document_children
  klass.force_documentation = mod.force_documentation
  klass.done_documenting = mod.done_documenting
  # update the parent of all children
  (klass.attributes +
   klass.method_list +
   klass.aliases +
   klass.external_aliases +
   klass.constants +
   klass.includes +
   klass.extends +
   klass.classes +
   klass.modules).each do |obj|
    obj.parent = klass
    obj.full_name = nil
  end
  klass
end