Essential TypeScript 5, Third Edition

2 Your first TypeScript application

This chapter covers

• Preparing the tools required for TypeScript development
• Creating and configuring a TypeScript project
• Using the TypeScript compiler to generate pure JavaScript code
• Executing pure JavaScript code using the Node.js runtime
• Preparing a TypeScript project for use with ECMAScript modules
• Installing and using a third-party JavaScript package
• Using type declarations for a third-party JavaScript package

The best way to get started with TypeScript is to dive in. In this chapter, I take you through a simple development process to create an application that keeps track of to-do items. Later chapters show how TypeScript features work in detail, but a simple example will be enough to demonstrate how ...