You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: entries.rb
    path of file: ./repos/devdocs/lib/docs/filters/gtk
    
    the code of the file until where you have to start completion: module Docs
  class Gtk
    class EntriesFilter < Docs::EntriesFilter
      # The GTK documentation paths are "flat" and while the contents of each
      # page provides a way to determine the direct p
    
      def additional_entries
        entries = []
        type = case self.breadcrumbs.first
        when 'gtkobjects'
          "Widgets / #{NAME_BY_PATH[self.breadcrumbs[1]]}"
        when 'gtkbase'
          "Base / #{self.name}"
        when'theming'
          "Theming / #{self.name}"
        end