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: controller_generator.rb
    path of file: ./repos/blacklight/lib/generators/blacklight
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

module Blacklight
  class ControllerGenerator < Rails::Generators::Base
    sour
    
    def inject_blacklight_routes
      route <<-EOF
  concern :searchable, Blacklight::Routes::Searchable.new

  resource :catalog, only: [:index], as: 'catalog', path: '/catalog', controller: 'catalog' do
    concerns :searchable
  end
      EOF
    end