This is based on the [ Functional Reactive Programming on Elm ] ( https://www.youtube.com/watch?v=F-nTU3Wy26I ) talk by Evan Czaplicki.
I tried writing in Javascript (React and RxJs);
See it [Here] ( https://wmira.github.io/react-rx-mariow/index.html )
** issues I can't seem to have both up+right key triggering at the same time.
npm install
npm run dev -- index.js