Add [source-map-loader](https://github.com/webpack-contrib/source-map-loader) to a [react-app-rewired](https://github.com/timarney/react-app-rewired) config.
npm install react-app-rewire-source-map-loaderAdd source-map-loader to a react-app-rewired config.
``js
/ config-overrides.js /
const rewireSourceMap = require('react-app-rewire-source-map-loader')
module.exports = function override(config, env) {
// ...
rewireSourceMap(config, env)
// ...
return config
}
``