I have a model instance, which I set another model instance on, i.e model.set(\'rsvp\', new App.Rsvp).
When I iterate over the collection to generate th
In theory what you are doing should work, but it's probably not a good idea to bypass attributes and store properties directly on model instances. Here's a jsfiddle that shows it works in concept. My guess is that your model instance is getting recreated from source data via fetch somewhere else in your code so the model.rsvp property disappears. That or model is not the same instance you think it is.