This is a debugger handy for visualizing how Fiber works internally.
It is only meant to be used by React contributors, and not by React users.
It is likely that it might get broken at some point. If it's broken, ping Dan.
npm run build in React root repo folder.
npm install and
npm start in this folder.
http://localhost:3000 in Chrome.
- Edit code that uses
- Visualize how relationships between fibers change over time
- Current tree is displayed in green