Pre resolve promises

index_raw.js

angular.module('app', [])
    .decorator('$controller', function ($delegate) {
        return function () {
            var result = $delegate.apply(null, arguments);
            return result;
        };
    })
    .factory('lib',function ($q) {
        return $q.when('Hello');
    })
    .controller('Foo', resolveDeps(/*@ngInject*/ function Foo (lib) {
        this.x = 2;
        this.msg = lib;
    }));



function resolveDeps (ctrl) {
    const deps = angular.injector().annotate(ctrl);

    return ['$q'].concat(deps, function ($q) {
        var args = Array.prototype.slice.call(arguments, 1);
        $q.all(args).then(function(results) {
            ctrl.slice(-1)[0].apply(this, results);
        }.bind(this));
    });
}