is a snazzy way to manage JavaScript application state using visual state charts. It's a pretty wonderful tool for making sure you think through every possible edge case of an application.
There's also a handy that synchronizes your code and visuals. If you edit one, the other changes to match. ✨
It's perfect for visual thinkers. If someone could just build one of these for the entire of JavaScript I'll be all set.
Here's a little more illustrated detail on how this works:
If you're keen to learn more xState there's two courses up on egghead that cover all the basics:
Want more illustrated notes on web development?
Take a look at , , or