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1. VISUAL STUDIO CODE LOGO INSTALL
2. VISUAL STUDIO CODE LOGO FOR ANDROID
3. VISUAL STUDIO CODE LOGO PASSWORD
4. VISUAL STUDIO CODE LOGO SIMULATOR

You will also have to enable remote debugging on the phone once the app is running.

VISUAL STUDIO CODE LOGO FOR ANDROID

Once the packager starts, VS code will show you a QR code, which you can scan with the Expo app installed on your phone, either for Android or iOS, to run and debug the app on your phone remotely. You can choose LAN or Tunnel if you don’t want to create an account.

VISUAL STUDIO CODE LOGO PASSWORD

If you choose Tunnel, you’ll be asked to create an Expo account username and password if you haven’t done so already. Now, choose the Expo host parameter you want to use.

VISUAL STUDIO CODE LOGO INSTALL

If you don’t, run the following command in the terminal to install it: npm install -g expo-cli To fix this, choose Exponent in the platform options instead of Android or iOS.Įnsure you have expo-cli installed globally. If you are using Expo, nothing will work yet, and npx react-native doctor won’t help you find the issue. Debugging React Native if you are using Expo Again, enable remote debugging once the app is running. If you are not using Hermes, choose Classic application. In Android, direct mode can only be used with Hermes. You will have the option of choosing Application in direct mode and Classic application when you are selecting the type of React Native application. To create the debug configurations in Android is the same as it is for iOS, except you will choose Android from the platform options.

We fix that down below.įinally, open the developer menu once the app is running and enable remote debugging. If so, you may get a couple of error codes and nothing will run.

VISUAL STUDIO CODE LOGO SIMULATOR

Let’s go to the Run view, where the drop-down menu at the top of the GUI will show your new debug configuration.Ĭlicking on the green triangle should start your app in the iOS simulator unless you created your app with create-react-native-app and are using Expo. You can also add both configurations to see which works out best. In the next and final question asking if you are using Hermes, choose yes. You can choose either, but if you are using Hermes in your app, you will want to choose Application in direct mode. The support for direct debugging in iOS is experimental. Next, you’ll be asked how you want to debug the application. Next, it will ask you what platform you will create the debug configuration for. This will bring up another menu that will ask you what kind of debugging configuration you want to create. vscode folder of the project.Ĭlick the Add Configuration button that shows up when you open the file, then click on React Native. You can also create the launch.json file manually in the. Click on the Run view in VS Code, and then click Create a launch.json file.Ĭhoose any option that shows because we will paste over the contents of the file.

Next, you need to create a debug configuration for VS code. Open up VS Code and your React Native project and search the extensions for “React Native Tools.” Make sure you see the Microsoft name on the extension. The next step is to install the React Native Tools extension in VS Code. To check that your development environment is set up correctly, you can run the following command in your project folder: npx react-native doctor Have VS Code installed, set up your React Native development environment set up, and have a project you want to debug. Setting up React Native and VS Codeįirst, make sure you have a few things ready. In this article, we’ll do just that by debugging a React Native app using VS Code. There are several ways to debug a React Native app, including using Google Chrome, Flipper, or React Native Debugger, but it’s nice to have the same Android Studio or XCode experience where you can write code and debug in the same app. I discovered, however, that I could use VS Code. But I missed the type of debugging I could do in Android Studio.

When I moved to React Native, though, I used console.log to debug my apps most of the time. When I developed native Android apps, I never had to set up debugging. Stephan Miller Follow Stephan is a full-stack web and mobile developer with over 16 years of experience.