Book Image

Learn React with TypeScript 3

By : Carl Rippon
Book Image

Learn React with TypeScript 3

By: Carl Rippon

Overview of this book

React today is one of the most preferred choices for frontend development. Using React with TypeScript enhances development experience and offers a powerful combination to develop high performing web apps. In this book, you’ll learn how to create well structured and reusable react components that are easy to read and maintain by leveraging modern web development techniques. We will start with learning core TypeScript programming concepts before moving on to building reusable React components. You'll learn how to ensure all your components are type-safe by leveraging TypeScript's capabilities, including the latest on Project references, Tuples in rest parameters, and much more. You'll then be introduced to core features of React such as React Router, managing state with Redux and applying logic in lifecycle methods. Further on, you'll discover the latest features of React such as hooks and suspense which will enable you to create powerful function-based components. You'll get to grips with GraphQL web API using Apollo client to make your app more interactive. Finally, you'll learn how to write robust unit tests for React components using Jest. By the end of the book, you'll be well versed with all you need to develop fully featured web apps with React and TypeScript.
Table of Contents (14 chapters)

Installing React Router with routing types

React Router and its Types are in npm, so we can install them from there.

Before installing React Router, we need to create our React shop project. Let's get ready to do that by choosing an empty folder of our choice and opening Visual Studio Code. To do this, follow these steps:

  1. Let's now open a Terminal and enter the following command to create a new React and TypeScript project:
npx create-react-app reactshop --typescript

Note that the version of React we use needs to be at least version 16.7.0-alpha.0. We can check this in the package.json file. If the version of React in package.json is less that 16.7.0-alpha.0, then we can install this version using the following command:

npm install [email protected]
npm install [email protected]
  1. After the project is created, let's add TSLint as a development dependency...