yarn install
cd ios
pod install
react-native run-ios
or
react-native run-android
If your console outputs the following error.
Loading dependency graph, done.
error: bundling failed: Error: While resolving module `react-native-vector-icons/Ionicons`, the Haste package `react-native-vector-icons` was found. However the module `Ionicons` could not be found within the package. Indeed, none of these files exist:
Do this step.
rm node_modules/react-native/local-cli/core/__fixtures__/files/package.json