This is used by React Native to figure out when your code changes, and rebuild accordingly. Next, use homebrew to install watchman, a file watcher from Facebook. Then, install Node.js by executing the following in the terminal. Follow the instructions for your system to make sure you installed the required versions.įirst, install Homebrew using the instructions on the Homebrew website.
React Native also requires a recent version of the Java SE Development Kit (JDK) to run on Android.
React Native uses Node.js, a JavaScript runtime, to build your JavaScript code.