Nice. I wrote a similar thing a couple years ago, even "tinier" :) https://github.com/dmaevsky/tinyx https://github.com/dmaevsky/tinyx Immutable state, undo/red

Nice. I wrote a similar thing a couple years ago, even "tinier" :) https://github.com/dmaevsky/tinyx https://github.com/dmaevsky/tinyx Immutable state, undo/redo, immer-like patch recording etc in less then 200 lines of code