AngularJS - extend controller

ng-controller.js

angular.module('MyApp').controller('MyController', ['$scope', function ($scope) {
  $scope.data = [1, 2, 3];

  $scope.action = function () {
    console.log('surprise motherfucker!');
  };
}]);

angular.module('MyApp').controller('MyControllerImpl', ['$scope', '$controller', 
  function ($scope, $controller) {
  angular.extend(this, $controller('MyController', {$scope: $scope}));

  $scope.anotherAction = function () {
    console.log($scope.data);
  };
}]);