class Bundler::Runtime

def write_rb_lock
  shared_helpers = File.read(File.expand_path("../shared_helpers.rb", __FILE__))
  template = File.read(File.expand_path("../templates/environment.erb", __FILE__))
  erb = ERB.new(template, nil, '-')
  FileUtils.mkdir_p(rb_lock_file.dirname)
  File.open(rb_lock_file, 'w') do |f|
    f.puts erb.result(binding)
  end
end