AngularJs can't access form object in controller ($scope)

Question

I am using bootstrap-ui more specifically modal windows. And I have a form in a modal, what I want is to instantiate form validation object. So basically I am doing this:

Answer 1

For those using Angular 1.5, my solution was $watching the form on the $postlink stage:

$postLink() {
      this.$scope.$watch(() => this.$scope.form.$valid, () => {
      });
    }