How do I set up TypeScript in my React Native project?

How do I set up TypeScript in my React Native project?

To set up TypeScript in your React Native project, you need to install TypeScript and the necessary types. You can do this by running: npm install --save-dev typescript @types/react @types/react-native.

What configuration do I need for TypeScript?

You need to create a tsconfig.json file in your project root. A basic configuration would look like this:

{
  "compilerOptions": {
    "target": "esnext",
    "module": "commonjs",
    "jsx": "react",
    "strict": true,
    "esModuleInterop": true,
    "skipLibCheck": true
  }
}

Do I need to rename my files to .tsx?

Yes, you should rename your React component files from .js or .jsx to .tsx to enable TypeScript support.

Can I use existing JavaScript code with TypeScript?

Absolutely! TypeScript is designed to work with existing JavaScript code. You can gradually migrate your files to TypeScript.