Hands-On Data Structures and Algorithms with JavaScript

Building a basic web worker

Once we have the app created and instantiated, we will create the worker.js file first using the following commands from the root of your app:

cd src/appmkdir utilstouch worker.js

This will generate the utils folder and the worker.js file in it.

Note the following two things here:

• It is a simple JS file and not a TypeScript file, even though the entire application is in TypeScript
• It is called worker.js, which means that we will be creating a web worker for the parsing and evaluation that we are about to perform

Web workers are used to simulate the concept of multithreading in JavaScript, which is usually not the case. Also, since this thread runs in isolation, there is no way for us to provide dependencies to ...