class Bundler::CLI::Binstubs

def run
  Bundler.definition.validate_runtime!
  path_option = options["path"]
  path_option = nil if path_option && path_option.empty?
  Bundler.settings.set_command_option :bin, path_option if options["path"]
  Bundler.settings.set_command_option_if_given :shebang, options["shebang"]
  installer = Installer.new(Bundler.root, Bundler.definition)
  installer_opts = { :force => options[:force], :binstubs_cmd => true }
  if options[:all]
    raise InvalidOption, "Cannot specify --all with specific gems" unless gems.empty?
    @gems = Bundler.definition.specs.map(&:name)
    installer_opts.delete(:binstubs_cmd)
  elsif gems.empty?
    Bundler.ui.error "`bundle binstubs` needs at least one gem to run."
    exit 1
  end
  gems.each do |gem_name|
    spec = Bundler.definition.specs.find {|s| s.name == gem_name }
    unless spec
      raise GemNotFound, Bundler::CLI::Common.gem_not_found_message(
        gem_name, Bundler.definition.specs
      )
    end
    if options[:standalone]
      next Bundler.ui.warn("Sorry, Bundler can only be run via RubyGems.") if gem_name == "bundler"
      Bundler.settings.temporary(:path => (Bundler.settings[:path] || Bundler.root)) do
        installer.generate_standalone_bundler_executable_stubs(spec)
      end
    else
      installer.generate_bundler_executable_stubs(spec, installer_opts)
    end
  end
end