Just a thing

Donkey

angular.module("myApp").factory("await", [
    function() {
        this.awaits = {};
        this.await = function (what, fn) {
            this.awaits[what] = fn;
            return this;
        };
        this.fire = function (what, data) {
            if (this.awaits.hasOwnProperty(what)) {
                this.awaits[what].apply(this,[data]);
            }
        };
        return this;
    }
]);