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Class: ActionView::StructuredEventSubscriber

Do not use. This class is for internal use only.
Relationships & Source Files
Namespace Children
Modules:
Utils
Classes:
Start
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::ActiveSupport::StructuredEventSubscriber, ::ActiveSupport::Subscriber
Instance Chain:
self, Utils, ::ActiveSupport::StructuredEventSubscriber, ::ActiveSupport::Subscriber
Inherits: ActiveSupport::StructuredEventSubscriber
Defined in: actionview/lib/action_view/structured_event_subscriber.rb

Constant Summary

::ActiveSupport::StructuredEventSubscriber - Inherited

DEBUG_CHECK

Class Attribute Summary

::ActiveSupport::StructuredEventSubscriber - Inherited

.debug_methods, .debug_methods?

::ActiveSupport::Subscriber - Inherited

.namespace, .notifier, .subscriber

Class Method Summary

::ActiveSupport::StructuredEventSubscriber - Inherited

.attach_to, .new, .debug_only, .set_silenced_events

::ActiveSupport::Subscriber - Inherited

.attach_to

Attach the subscriber to a namespace.
.detach_from

Detach the subscriber from a namespace.
.method_added

Adds event subscribers for all new methods added to the class.
.new, .subscribers, .add_event_subscriber, .fetch_public_methods, .find_attached_subscriber, .invalid_event?, .pattern_subscribed?, .prepare_pattern, .remove_event_subscriber

Instance Attribute Summary

::ActiveSupport::StructuredEventSubscriber - Inherited

#silenced_events=

::ActiveSupport::Subscriber - Inherited

#patterns

Instance Method Summary

Utils - Included

#from_rails_root, #rails_root

::ActiveSupport::StructuredEventSubscriber - Inherited

#call,
#emit_debug_event

Like emit_event, but only emits when the event reporter is in debug mode.
#emit_event

Emit a structured event via Rails.event.notify.
#silenced?, #handle_event_error

::ActiveSupport::Subscriber - Inherited

#call

Constructor Details

.new ⇒ StructuredEventSubscriber

[ GitHub ] 

  


# File 'actionview/lib/action_view/structured_event_subscriber.rb', line 9



def initialize
  @root = nil
  super
end


  







Class Method Details



  

    .attach_to  
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/structured_event_subscriber.rb', line 87



def self.attach_to(*)
  ActiveSupport::Notifications.subscribe("render_template.action_view", Start.new)
  ActiveSupport::Notifications.subscribe("render_layout.action_view", Start.new)

  super
end


  







Instance Method Details



  

    #render_collection(event)  
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/structured_event_subscriber.rb', line 44



def render_collection(event)
  emit_debug_event("action_view.render_collection",
    identifier: from_rails_root(event.payload[:identifier] || "templates"),
    layout: from_rails_root(event.payload[:layout]),
    duration: event.duration.round(2),
    gc: event.gc_time.round(2),
    cache_hits: event.payload[:cache_hits],
    count: event.payload[:count],
  )
end


  








  

    #render_layout(event)  
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/structured_event_subscriber.rb', line 35



def render_layout(event)
  emit_event("action_view.render_layout",
    identifier: from_rails_root(event.payload[:identifier]),
    duration: event.duration.round(2),
    gc: event.gc_time.round(2),
  )
end


  








  

    #render_partial(event)  
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/structured_event_subscriber.rb', line 24



def render_partial(event)
  emit_debug_event("action_view.render_partial",
    identifier: from_rails_root(event.payload[:identifier]),
    layout: from_rails_root(event.payload[:layout]),
    duration: event.duration.round(2),
    gc: event.gc_time.round(2),
    cache_hit: event.payload[:cache_hit],
  )
end


  








  

    #render_template(event)  
  

  [ GitHub ]


  

  


# File 'actionview/lib/action_view/structured_event_subscriber.rb', line 14



def render_template(event)
  emit_debug_event("action_view.render_template",
    identifier: from_rails_root(event.payload[:identifier]),
    layout: from_rails_root(event.payload[:layout]),
    duration: event.duration.round(2),
    gc: event.gc_time.round(2),
  )
end