class Appsignal::Loaders::PadrinoLoader

def on_start
  require "appsignal/rack/sinatra_instrumentation"
  Padrino::Application.prepend(Appsignal::Loaders::PadrinoLoader::PadrinoIntegration)
  Padrino.before_load do
    Padrino.use Appsignal::Rack::EventMiddleware
    Padrino.use Appsignal::Rack::SinatraBaseInstrumentation,
      :instrument_event_name => "process_action.padrino"
  end
end