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  module BasicImplicitRender
    def send_action(method, *args)
      super.tap { default_render unless performed? }
    end

    def default_render(*args)

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      # which is *not* necessarily the same as the action name.
      def process_action(method_name, *args)
        send_action(method_name, *args)
      end

      # Actually call the method associated with the action. Override

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    def process_action(*) #:nodoc:
      self.formats = request.formats.map(&:ref).compact
      super
    end

    # Check for double render errors and set the content_type after rendering.

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    def process_action(*args)
      run_callbacks(:process_action) do
        super
      end
    end

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        def call(env)
          block = env.run_block
          env.value = !env.halted && (!block || block.call)
          env
        end
      end

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        def call(env)
          block = env.run_block
          env.value = !env.halted && (!block || block.call)
          env
        end
      end

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      def compile
        @callbacks || @mutex.synchronize do
          final_sequence = CallbackSequence.new { |env| Filters::ENDING.call(env) }
          @callbacks ||= @chain.reverse.inject(final_sequence) do |callback_sequence, callback|
            callback.apply callback_sequence
          end

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      def call(arg)
        @before.each { |b| b.call(arg) }
        value = @call.call(arg)
        @after.each { |a| a.call(arg) }
        value
      end

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      def call(arg)
        @before.each { |b| b.call(arg) }
        value = @call.call(arg)
        @after.each { |a| a.call(arg) }
        value
      end

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        runner = callbacks.compile
        e = Filters::Environment.new(self, false, nil, block)
        runner.call(e).value
      end
    end

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          module_eval <<-RUBY, __FILE__, __LINE__ + 1
            def _run_#{name}_callbacks(&block)
              __run_callbacks__(_#{name}_callbacks, &block)
            end
          RUBY
        end

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    #   end
    def run_callbacks(kind, &block)
      send "_run_#{kind}_callbacks", &block
    end

    private

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    # process_action callbacks around the normal behavior.
    def process_action(*args)
      run_callbacks(:process_action) do
        super
      end
    end

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    private
      def process_action(*args)
        super
      rescue Exception => exception
        request.env['action_dispatch.show_detailed_exceptions'] ||= show_detailed_exceptions?
        rescue_with_handler(exception) || raise(exception)

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      ActiveSupport::Notifications.instrument("process_action.action_controller", raw_payload) do |payload|
        begin
          result = super
          payload[:status] = response.status
          result
        ensure

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      def instrument(name, payload = {})
        if notifier.listening?(name)
          instrumenter.instrument(name, payload) { yield payload if block_given? }
        else
          yield payload if block_given?
        end

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        listeners_state = start name, payload
        begin
          yield payload
        rescue Exception => e
          payload[:exception] = [e.class.name, e.message]
          payload[:exception_object] = e

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      def instrument(name, payload = {})
        if notifier.listening?(name)
          instrumenter.instrument(name, payload) { yield payload if block_given? }
        else
          yield payload if block_given?
        end

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      ActiveSupport::Notifications.instrument("start_processing.action_controller", raw_payload.dup)

      ActiveSupport::Notifications.instrument("process_action.action_controller", raw_payload) do |payload|
        begin
          result = super
          payload[:status] = response.status

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        request.filtered_parameters.merge! wrapped_filtered_hash
      end
      super
    end

    private

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        # and it won't be cleaned up by the method below.
        ActiveRecord::LogSubscriber.reset_runtime
        super
      end

      def cleanup_view_runtime

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      @_response_body = nil

      process_action(action_name, *args)
    end

    # Delegates to the class' ::controller_path

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    def process(*) #:nodoc:
      old_config, I18n.config = I18n.config, I18nProxy.new(I18n.config, lookup_context)
      super
    ensure
      I18n.config = old_config
    end

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      set_request!(request)
      set_response!(response)
      process(name)
      request.commit_flash
      to_a
    end

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        middleware_stack.build(name) { |env| new.dispatch(name, req, res) }.call req.env
      else
        new.dispatch(name, req, res)
      end
    end
  end

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        def dispatch(controller, action, req, res)
          controller.dispatch(action, req, res)
        end
      end

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          controller = controller req
          res        = controller.make_response! req
          dispatch(controller, params[:action], req, res)
        rescue ActionController::RoutingError
          if @raise_on_name_error
            raise

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          req.path_parameters = set_params.merge parameters

          status, headers, body = route.app.serve(req)

          if 'pass' == headers['X-Cascade']
            req.script_name     = script_name

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      def serve(req)
        find_routes(req).each do |match, parameters, route|
          set_params  = req.path_parameters
          path_info   = req.path_info
          script_name = req.script_name

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      def serve(req)
        find_routes(req).each do |match, parameters, route|
          set_params  = req.path_parameters
          path_info   = req.path_info
          script_name = req.script_name

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        req = make_request(env)
        req.path_info = Journey::Router::Utils.normalize_path(req.path_info)
        @router.serve(req)
      end

      def recognize_path(path, environment = {})

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      def call(env)
        ActionView::LookupContext::DetailsKey.clear
        app.call(env)
      end
    end

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    def call(env)
      status, headers, body = @app.call(env)

      if etag_status?(status) && etag_body?(body) && !skip_caching?(headers)
        original_body = body

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      case env[REQUEST_METHOD]
      when "GET", "HEAD"
        status, headers, body = @app.call(env)
        headers = Utils::HeaderHash.new(headers)
        if status == 200 && fresh?(env, headers)
          status = 304

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    def call(env)
      status, headers, body = @app.call(env)

      if env[REQUEST_METHOD] == HEAD
        [

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          req = make_request env
          prepare_session(req)
          status, headers, body = app.call(req.env)
          res = Rack::Response::Raw.new status, headers
          commit_session(req, res)
          [status, headers, body]

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        def call(env)
          context(env)
        end

        def context(env, app=@app)

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      request = ActionDispatch::Request.new env

      status, headers, body = @app.call(env)

      if request.have_cookie_jar?
        cookie_jar = request.cookie_jar

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      connection.enable_query_cache!

      response = @app.call(env)
      response[2] = Rack::BodyProxy.new(response[2]) do
        restore_query_cache_settings(connection_id, enabled)
      end

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        testing = env['rack.test']

        status, headers, body = @app.call(env)
        proxy = ::Rack::BodyProxy.new(body) do
          ActiveRecord::Base.clear_active_connections! unless testing
        end

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          end
        end
        @app.call(env)
      end

      private

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      result = run_callbacks :call do
        begin
          @app.call(env)
        rescue => error
        end
      end

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    def __run_callbacks__(callbacks, &block)
      if callbacks.empty?
        yield if block_given?
      else
        runner = callbacks.compile
        e = Filters::Environment.new(self, false, nil, block)

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          module_eval <<-RUBY, __FILE__, __LINE__ + 1
            def _run_#{name}_callbacks(&block)
              __run_callbacks__(_#{name}_callbacks, &block)
            end
          RUBY
        end

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    #   end
    def run_callbacks(kind, &block)
      send "_run_#{kind}_callbacks", &block
    end

    private

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    def call(env)
      error = nil
      result = run_callbacks :call do
        begin
          @app.call(env)
        rescue => error

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      prepare!

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

      response

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      req = ActionDispatch::Request.new env
      req.remote_ip = GetIp.new(req, check_ip, proxies)
      @app.call(req.env)
    end

    # The GetIp class exists as a way to defer processing of the request data

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    def call(env)
      request = ActionDispatch::Request.new env
      _, headers, body = response = @app.call(env)

      if headers['X-Cascade'] == 'pass'
        body.close if body.respond_to?(:close)

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      def call_app(env)
        @app.call(env)
      rescue => e
        throw :app_exception, e
      end

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        end

        status, headers, body = call_app(env)

        if session = Session.from(Thread.current) and acceptable_content_type?(headers)
          response = Response.new(body, status, headers)

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    def call(env)
      app_exception = catch :app_exception do
        request = create_regular_or_whiny_request(env)
        return call_app(env) unless request.from_whitelisted_ip?

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    def call(env)
      app_exception = catch :app_exception do
        request = create_regular_or_whiny_request(env)
        return call_app(env) unless request.from_whitelisted_ip?

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    def call(env)
      request = ActionDispatch::Request.new env
      @app.call(env)
    rescue Exception => exception
      if request.show_exceptions?
        render_exception(request, exception)

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        instrumenter.start 'request.action_dispatch', request: request
        logger.info { started_request_message(request) }
        resp = @app.call(env)
        resp[2] = ::Rack::BodyProxy.new(resp[2]) { finish(request) }
        resp
      rescue Exception

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        if logger.respond_to?(:tagged)
          logger.tagged(compute_tags(request)) { call_app(request, env) }
        else
          call_app(request, env)
        end

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    def tagged(*tags)
      formatter.tagged(*tags) { yield self }
    end

    def flush

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      def tagged(*tags)
        new_tags = push_tags(*tags)
        yield self
      ensure
        pop_tags(new_tags.size)
      end

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    def tagged(*tags)
      formatter.tagged(*tags) { yield self }
    end

    def flush

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        if logger.respond_to?(:tagged)
          logger.tagged(compute_tags(request)) { call_app(request, env) }
        else
          call_app(request, env)
        end

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      req = ActionDispatch::Request.new env
      req.request_id = make_request_id(req.x_request_id)
      @app.call(env).tap { |_status, headers, _body| headers[X_REQUEST_ID] = req.request_id }
    end

    private

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      end

      @app.call(env)
    end

    def method_override(env)

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    def call(env)
      start_time = Utils.clock_time
      status, headers, body = @app.call(env)
      request_time = Utils.clock_time - start_time

      unless headers.has_key?(@header_name)

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          def call(env)
            LocalCacheRegistry.set_cache_for(local_cache_key, LocalStore.new)
            response = @app.call(env)
            response[2] = ::Rack::BodyProxy.new(response[2]) do
              LocalCacheRegistry.set_cache_for(local_cache_key, nil)
            end

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      interlock = ActiveSupport::Dependencies.interlock
      interlock.start_running
      response = @app.call(env)
      body = Rack::BodyProxy.new(response[2]) { interlock.done_running }
      response[2] = body
      response

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      end

      @app.call(req.env)
    end
  end
end

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    def call(env)
      status, headers, body = @app.call(env)
      if body.respond_to?(:to_path)
        case type = variation(env)
        when 'X-Accel-Redirect'

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    def call(env)
      req = build_request env
      app.call req.env
    end

    # Defines additional Rack env configuration that is added on each call.

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      def call(env)
        env[Const::PUMA_CONFIG] = @config
        @app.call(env)
      end
    end

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      begin
        begin
          status, headers, res_body = @app.call(env)

          return :async if req.hijacked

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        while true
          case handle_request(client, buffer)
          when false
            return
          when :async

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        else
          if process_now
            process_client client, buffer
          else
            client.set_timeout @first_data_timeout
            @reactor.add client

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          begin
            block.call(work, *extra)
          rescue Exception
          end
        end

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          begin
            block.call(work, *extra)
          rescue Exception
          end
        end