undefined

var editor = angular.module("editor",[]);
var app = angular.module('plunker', ['editor']);

app.controller('BaseController', function($scope, $q) {
  Promise.all([$q.resolve()]).then(() => console.log('Then'));
  setTimeout(() => console.log('setTimeout callback')); 
});

<!doctype html>
<html ng-app="plunker" >
<head>
  <meta charset="utf-8">
  <title>AngularJS Plunker</title>
  <script>document.write('<base href="' + document.location + '" />');</script>
  <script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.5.0/angular.js"></script>
  <script src="app.js"></script>
</head>
<body>
  <div ng-controller="BaseController"></div>
</body>
</html>