Starting from [email protected] or higher, there is a built-in support for typescript. i.e, create-react-app now supports typescript natively. You can just pass --typescript option as below
npx create-react-app my-app --typescript
yarn create react-app my-app --typescript
But for lower versions of react scripts, just supply --scripts-version option as react-scripts-ts while you create a new project. react-scripts-ts is a set of adjustments to take the standard create-react-app project pipeline and bring TypeScript into the mix.
Now the project layout should look like the following:
¦ +- ...