Function invoke

OpenReservation/wwwroot/Scripts/angular.js:4604–4623

(fn, self, locals, serviceName)

            }

            function invoke(fn, self, locals, serviceName) {
                if (typeof locals === 'string') {
                    serviceName = locals;
                    locals = null;
                }

                var args = injectionArgs(fn, locals, serviceName);
                if (isArray(fn)) {
                    fn = fn[fn.length - 1];
                }

                if (!isClass(fn)) {
                    // http://jsperf.com/angularjs-invoke-apply-vs-switch
                    // #5388
                    return fn.apply(self, args);
                } else {
                    args.unshift(null);
                    return new (Function.prototype.bind.apply(fn, args))();
                }
            }

            function instantiate(Type, locals, serviceName) {
                // Check if Type is annotated and use just the given function at n-1 as parameter