react native use typescript

1npx react-native init MyApp --template react-native-template-typescript
2

1yarn add --dev typescript @types/jest @types/react @types/react-native @types/react-test-renderer
2# or for npm
3npm install --save-dev typescript @types/jest @types/react @types/react-native @types/react-test-renderer
4

1module.exports = {
2  preset: 'react-native',
3  moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node']
4};
5

1{
2  "compilerOptions": {
3    "allowJs": true,
4    "allowSyntheticDefaultImports": true,
5    "esModuleInterop": true,
6    "isolatedModules": true,
7    "jsx": "react",
8    "lib": ["es6"],
9    "moduleResolution": "node",
10    "noEmit": true,
11    "strict": true,
12    "target": "esnext"
13  },
14  "exclude": [
15    "node_modules",
16    "babel.config.js",
17    "metro.config.js",
18    "jest.config.js"
19  ]
20}
21