module Rack
module Rackup
module Rackup::Handler
class Rackup::Handler::CGI
class Rackup::Handler::WEBrick
class Rackup::Lobster
class Rackup::Server
class Rackup::Server::Options
class WEBrick::HTTPResponse
rackup
2.0.0
# app
def app @app ||= options[:builder] ? build_app_from_string : build_app_and_options_from_config end