### Description After `npm run eject` on Windows , path sepalators in package.json are '\\' (double back slash). * `npm run eject` on Windows package.json ``` "setupFiles": [ "<rootDir>\\config\\polyfills.js" ] ``` * `npm run eject` on OS X package.json ``` "setupFiles": [ "<rootDir>/config/polyfills.js" ] ``` ### Expected behavior ``` "setupFiles": [ "<rootDir>/config/polyfills.js" ] ``` path sepalator '/' is runs both (win/mac) environments. ### Environment 1. `npm ls react-scripts` (if you haven’t ejected): react-scripts@0.8.5 2. `node -v`: v7.4.0 3. `npm -v`: 4.1.2 1. Operating system: Windows 7 64bit