controller.coffee

ThingController = Ember.ObjectController.extend

  contentChanging: (->
    @_contentChanging = true
  ).observesBefore("content")

  contentChanged: (->
    @_contentChanging = false
  ).observes("content")

  titleChanged: (->
    return if @_contentChanging
    @send "detailsChanged"
  ).observes("title")

`export default ThingController`