Optional Chaining, Better Readability with TypeScript 4.4

TypeScript Weekly

Issue #175 — August 3, 2021

Optional Chaining: The ?. Operator in TypeScript

TypeScript 3.7 added support for the ?. operator, also known as the optional chaining operator. We can use this operator to descend into an object whose properties potentially hold the values null or undefined without writing any null checks for intermediate properties.

Marius Schulz

Write More Readable Code with TypeScript 4.4

TypeScript 4.4 ships with control flow analysis of aliased conditions. John outlines how this feature helps us improve the readability of our code.

John Reilly

TypeScript: Unexpected Intersections

Stefan explores intersection types which end up (maybe unexpectedly) producing the never type, and suggests workarounds for when that happens.

Stefan Baumgartner

Simple Monorepos via npm Workspaces and TypeScript Project References

Axel explains how to set up a monorepo (a single repository that is used to manage multiple projects) for two npm packages using npm and TypeScript.

Dr. Axel Rauschmayer

Google Feedback on the TypeScript 4.4 Beta

Feedback on the beta release of TypeScript 4.4 from the team that is responsible for keeping Google’s internal software working with the latest version of TypeScript.

Hana Joo

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TypeScript 4.4 Beta, TypeScript and Native ESM in Node

Monday, July 19, 2021

TypeScript Weekly Issue #174 — July 19, 2021 Announcing TypeScript 4.4 Beta The beta of TypeScript 4.4 is out and brings control flow analysis of aliased conditions, a new flag for exact optional

React 18, Speed Up Compilation with SWC

Thursday, June 24, 2021

TypeScript Weekly Issue #173 — June 24, 2021 Speed Up Compilation of Your TypeScript Projects How to speed up the compilation time of your TypeScript projects using the SWC compiler. It's fast!

TypeScript 4.3, What's new with TypeScript?

Thursday, June 3, 2021

TypeScript Weekly Issue #172 — June 3, 2021 Announcing TypeScript 4.3 TypeScript 4.3 is out and brings support for separate write types on properties, the override keyword, template string type

Setting Up esbuild, Tag Hierarchies via Template Literal Types

Thursday, May 20, 2021

TypeScript Weekly Issue #171 — May 20, 2021 Setting up esbuild for TypeScript libraries How to set up the blazingly fast esbuild bundler to compile TypeScript libraries for Node. James Thomas Tag

TypeScript 4.3 RC, Sources of Unsoundness

Friday, May 14, 2021

TypeScript Weekly Issue #170 — May 13, 2021 Announcing TypeScript 4.3 RC The release candidate of TypeScript 4.3 is out and brings support for separate write types on properties, the override keyword,

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