AS::Notification is an extraction of ActiveSupport::Notifications from Rails.

• API documentation
• ChangeLog

$ gem install as-notifications

• Change module name from ActiveSupport::Notifications to AS::Notifications to avoid conflicts with activesupport
• Change require calls for active_support/notifications to as/notifications
• Disable loading load_paths file in tests
• Revert rails/rails@45448a5 changes to avoid thread_safe gem dependency

• Adjust test/notifications/instrumenter_test.rb and test/abstract_unit.rb to unbreak the tests on Ruby 1.8.
• Include define_singleton_method and public_send backports to make ActiveSupport::PerThreadRegistry work on Ruby 1.8.