Javascript - synchronizing after asynchronous calls

Question

I have a Javascript object that requires 2 calls out to an external server to build its contents and do anything meaningful. The object is built such that instantiating an inst

Answer 1

I shared the same frustration. As I chained more asynchronous calls, it became a callback hell. So, I came up with my own solution. I'm sure there are similar solutions out there, but I wanted to create something very simple and easy to use. Asynq is a script that I wrote to chain asynchronous tasks. So to run f2 after f1, you can do:

asynq.run(f1, f2)

You can chain as many functions as you want. You can also specify parameters or run a series of tasks on elements in an array too. I hope this library can solve your issues or similar issues others are having.