TypeScript

JavaScript for any scale

TypeScript is an open-source language which builds on JavaScript, one of the world’s most used tools, by adding static type definitions.

YouTube

Design Decisions for the Components Library

Alexey Shestakov

YouTube

Records & Tuples Are Coming: The Next Exciting JavaScript Feature

Nicolò Ribaudo

YouTube

Behind the Scenes: Discussing One of the Most Interesting TypeScript 4.9 Features

Andrey Starovoyt

tip

Add console.log Faster

Use Postfix Completion to quickly add console.log.

playlist

JavaScript Day 2022

JetBrains JavaScript Day 2022 is a free virtual event that took place on November 10, 2022.

tutorial

React, TypeScript, and TDD

How to write React applications in TypeScript using TDD, highlighting features of the IDE

Part of tutorial

Class Components With Props

Make a simple class component with a single prop, again with a TypeScript interface describing the props.

Part of tutorial

Presentation and Container Components

Follow the React pattern of container/presentation components by refactoring the code and tests.

Part of tutorial

Class Components With State

Make a very simple class component with local counter state, then make a type definition for that state.

Part of tutorial

Project Setup

Create a React+TypeScript project with the create-react-app scaffolding tool.

Part of tutorial

Rich Events and Testing

Add event handling to a stateful class component by first writing tests during development.

tip

Create New Type Alias

Use a code refactoring to swiftly create a new type alias.

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Extract Type Alias

Learn how to extract a type alias in your TypeScript code.

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Adding Imports Automatically

WebStorm helps add an import even if you're using default exports.

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Complete Current Statement

Add curly braces and move the cursor with a single keystroke.

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Make Fields Private or Public

Use a quick fix to quickly make a field public or private.