reloader_fix.rb

module ActionDispatch
  class Reloader

    def call(env)
      if env['PATH_INFO'].include?(Rails.application.config.assets.prefix)
        @app.call(env)
      else
        @validated = @condition.call
        prepare!

        response = @app.call(env)
        response[2] = ::Rack::BodyProxy.new(response[2]) { cleanup! }

        response
      end
    rescue Exception
      cleanup!
      raise
    end
  end
end