Express with TypeScript (and ES Modules — Compilation, Build) How to use Express with TypeScript and ES modules with example applications. Express is one of the most popular libraries for Node.js compile backend development purposes. Today, we will go through how to add TypeScript support for the Express framework.
Express is one of the most popular libraries for Node.js backend development purposes. Today, we will go through how to add TypeScript support for the Express framework.
If you are not familiar with Express and want to read a quick tutorial, you can check out my other story to getting started with Express.
Let’s create an empty folder and initialize our package.json file
mkdir ExpressApp && cd ExpressApp
After the initialization of our application folder, we need to initialize npm
npm init -y
yarn add express
Installing TypeScript and required types
yarn add -D typescript ts-node @types/node @types/express
After adding all required packages, now we can initialize our TypeScript configuration file
yarn tsc --init
After successfully initialize your typescript configuration it will create tsconfig.json file for you.
There are some changes that need to be made to be able to use ES modules in Node.js and to build the application
In this article, you will learn How to Setup TypeScript with Nodejs and Express
In this video, I have talked about setting up TypeScript and NodeJS with Express.
This article provides a simple-to-follow guide in setting up a good structured Node.js Express app with TypeScript support.