Typescript

Time to learn how to become a more based JavaScript Developer, thanks Michaelsoft.

tsconfig.json

found in the root of typescript apps, many settings auto applied when doing npx create-react-app <name> --template typescript consider adding: "compilerOptions": { "noImplicitAny": true, "strictNullChecks": true (this also checks undefined) } Interfaces, types and type annotations are removed during compilation to javascript.