class Coupdoeil::InstallGenerator

def add_with_node
  if Rails.root.join("app/javascript/application.js").exist?
    say "Import Coupdoeil"
    append_to_file "app/javascript/application.js", %(import "coupdoeil"\n)
  else
    say "You must import coupdoeil in your JavaScript entrypoint file", :red
  end
  say "Install Coupdoeil"
  run "yarn add coupdoeil"
end