Contents

module ActionDispatch
  # Provides callbacks to be executed before and after dispatching the request.
  class Callbacks
    include ActiveSupport::Callbacks

    define_callbacks :call

    class << self
      def before(*args, &block)
        set_callback(:call, :before, *args, &block)
      end

      def after(*args, &block)
        set_callback(:call, :after, *args, &block)
      end
    end

    def initialize(app)
      @app = app
    end

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

Version data entries

20 entries across 20 versions & 1 rubygems

Version	Path
actionpack-5.1.7	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.7.rc1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.6.2	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.6.1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.6	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.5	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.5.rc1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.4	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.4.rc1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.3	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.3.rc3	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.3.rc2	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.3.rc1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.2	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.2.rc1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.0	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.0.rc2	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.0.rc1	lib/action_dispatch/middleware/callbacks.rb
actionpack-5.1.0.beta1	lib/action_dispatch/middleware/callbacks.rb