"react-native link" は何をするか - Qiita

link が必要な場合 link がどんな場合に必要なのかは、 ReactNative の LinkingLibraries に記載されています。 All the libraries we ship with React Native live on the Libraries folder in the root of the repository. Some of them are pure JavaScript, and you only need to require it. Other libraries also rely on some native code, in that case you'll have to add these files to your app, otherwise the app will throw an error as soon as yo