Coincidentally I wrote almost exactly the same post for Ember today: http://alexspeller.com/server-side-validations-with-ember-data-and-ds-errors/ http://alexsp

Coincidentally I wrote almost exactly the same post for Ember today: http://alexspeller.com/server-side-validations-with-ember-data-and-ds-errors/ http://alexspeller.com/server-side-validations-with-ember-da... At the bottom of that post you can see that rendering the errors in rails can actually be much simpler using respond_with