How to set up TypeScript with Node.js and Express
Ease of development is great when you’re building a server written in JavaScript and using Node.js and Express. But what happens when your application server scales, or you’re working on a team of developers all across the world? In these instances, TypeScript can help. In this article, we’ll cover a beginner-friendly way to set up TypeScript in an Express app, understanding the basic constraints that come with it. To take full advantage of this tutorial, be sure you have the following: Node.js version ≥ v12.x installed in your local development environment Access to a package manager like npm or Yarn Basic knowledge of Node.js and Express Create a package . json file Start by creating a new directory wherever you keep your side projects in your local development environment. Inside that directory, use npm’s initializer command to create a package . json file: mkdir node - express - typescript cd node - express - typescript / npm init -- yes When you initialize a package . json