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: install_generator.rb
    path of file: ./repos/rondo_form/lib/generators/rondo_form
    
    the code of the file until where you have to start completion: module RondoForm
  module Gene
    
      def copy_the_javascript
        copy_file "nested_rondo_controller.js", "app/javascript/controllers/nested_rondo_controller.js", force: true
        if (Rails.root.join("app/javascript/controllers/index.js")).exist?
          append_to_file "app/javascript/controllers/index.js", 
            %(import NestedRondoController from "./nested_rondo_controller"\napplication.register("nested-rondo", NestedRondoController)\n)
        else
          say %(Couldn't find "app/javascript/controllers/index.js".), :red
        end