# File lib/git-up.rb, line 233
  def check_bundler
    return unless use_bundler?

    begin
      require 'bundler'
      ENV['BUNDLE_GEMFILE'] ||= File.expand_path('Gemfile')
      Gem.loaded_specs.clear
      Bundler.setup
    rescue Bundler::GemNotFound, Bundler::GitError
      puts
      print 'Gems are missing. '.yellow

      if config("bundler.autoinstall") == 'true'
        puts "Running `bundle install`.".yellow
        system "bundle", "install"
      else
        puts "You should `bundle install`.".yellow
      end
    end
  end