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# File 'lib/appsignal/update_active_support.rb', line 3
def self.run
old_notifier = ActiveSupport::Notifications.notifier
subscribers = old_notifier.instance_variable_get('@subscribers') || []
require 'vendor/active_support/notifications'
subscribers.each do |sub|
pattern = sub.instance_variable_get('@pattern')
delegate = sub.instance_variable_get('@delegate')
next unless pattern && delegate
ActiveSupport::Notifications.subscribe(pattern, delegate)
end
end
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