https://github.com/react-community/create-react-native-app
$ nodebrew install-binary v7.10.1
$ nodebrew use v7.10.1
$ npm i -g create-react-native-app
$ create-react-native-app my-app
$ cd my-app
$ brew install watchman
$ npm starthttps://github.com/react-community/create-react-native-app
$ nodebrew install-binary v7.10.1
$ nodebrew use v7.10.1
$ npm i -g create-react-native-app
$ create-react-native-app my-app
$ cd my-app
$ brew install watchman
$ npm start