I don't think that's the fault of JavaScript - it does not specify the event loop itself. ES6 has generators, so all you need is an enqueue(fn*(){}). There's al

I don't think that's the fault of JavaScript - it does not specify the event loop itself. ES6 has generators, so all you need is an enqueue(fn*(){}). There's already an enqueue in the browser - setTimeout(), and one in node - nextTick(), so all the functionality you need is there.