class Rails::Generators::AppBase

def bundle_command(command, env = {})
  say_status :run, "bundle #{command}"
  # We are going to shell out rather than invoking Bundler::CLI.new(command)
  # because `rails new` loads the Thor gem and on the other hand bundler uses
  # its own vendored Thor, which could be a different version. Running both
  # things in the same process is a recipe for a night with paracetamol.
  #
  # Thanks to James Tucker for the Gem tricks involved in this call.
  _bundle_command = Gem.bin_path("bundler", "bundle")
  require "bundler"
  Bundler.with_original_env do
    exec_bundle_command(_bundle_command, command, env)
  end
end