lib/volt/models/helpers/listener_tracker.rb
module Volt
module Models
module Helpers
# Included in model's so they can inform the ArrayModel when new listeners are added or removed.
module ListenerTracker
# Called when data from this model begins being watched
def listener_added
@listener_count ||= 0
@listener_count += 1
end
def listener_removed
@listener_count ||= 0
@listener_count -= 1
end
end
end
end
end