scope.js

alight.hooks.directive.push({
    code: 'scope',
    fn: function() {
      var parentScope;
      if (this.directive.scope) {
        parentScope = this.scope;
        if (this.directive.scope === 'root') {
          this.scope = parentScope.$new('root');
        } else {
          this.scope = parentScope.$new(this.directive.scope === 'isolate');
        }
        this.result.owner = true;
        return this.doBinding = true;
      }
    }
  });