guaizi149/debug-react-source-code

1. build react with your own path

cd react
yarn
npm run build

2. copy following files from react/build/node_modules/react/umd/ and react/build/node_modules/react-dom/umd/ to learn-react-code/public

react-dom.development.js
react-dom.development.js.map
react.development.js
react.development.js.map

3. start react

cd learn-react-code
yarn
yarn start

4. vscode run --> start debugger