Sha256: 33a376384af1d536a2294bc2f67852a640655194d39d51a33668762584eca107
Contents?: true
Size: 766 Bytes
Versions: 12
Compression:
Stored size: 766 Bytes
Contents
# encoding: utf-8
module Mongoid #:nodoc:
module Observable #:nodoc:
extend ActiveSupport::Concern
included do
attr_reader :observers
end
# Add an observer to this object. This mimics the standard Ruby observable
# library.
#
# Example:
#
# <tt>address.add_observer(person)</tt>
def add_observer(object)
@observers ||= []
@observers.push(object)
end
# Notify all the objects observing this object of an update. All observers
# need to respond to the update method in order to handle this.
#
# Example:
#
# <tt>document.notify_observers(self)</tt>
def notify_observers(*args)
@observers.dup.each { |observer| observer.observe(*args) } if @observers
end
end
end
Version data entries
12 entries across 12 versions & 6 rubygems