class method
self.attach_to
Ruby on Rails 5.1.7
Since v4.0.13Signature
self.attach_to(namespace, subscriber = new, notifier = ActiveSupport::Notifications)Attach the subscriber to a namespace.
Parameters
-
namespacereq -
subscriberopt = new -
notifieropt = ActiveSupport::Notifications
Source
# File activesupport/lib/active_support/subscriber.rb, line 28
def attach_to(namespace, subscriber = new, notifier = ActiveSupport::Notifications)
@namespace = namespace
@subscriber = subscriber
@notifier = notifier
subscribers << subscriber
# Add event subscribers for all existing methods on the class.
subscriber.public_methods(false).each do |event|
add_event_subscriber(event)
end
end
Defined in activesupport/lib/active_support/subscriber.rb line 28
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Defined in ActiveSupport::Subscriber