TypeScript Weekly

Issue #164 — February 16, 2021

Announcing TypeScript 4.2 RC

The release candidate of TypeScript 4.2 is out and introduces smarter type alias preservation, leading/middle rest elements in tuple types, and more.

Daniel Rosenwasser

TypeScript’s Effects on the JavaScript Ecosystem

How does the TypeScript team try to avoid negative effects on the JavaScript ecosystem? Orta from the TypeScript team explains.

Orta Therox

Tackling TypeScript: Upgrading from JavaScript

Axel’s book “Tackling TypeScript: Upgrading from JavaScript” is now free to read online.

Dr. Axel Rauschmayer

Using Built-In Utility Types in TypeScript

A bunch of code examples showing how to use the various helper types shipping as part of the core TypeScript type definition files.

Basarat Ali Syed

Top 10 TypeScript Meetup Videos in 2020

The title says it all: 10 recordings of talks about various TypeScript topics.