TypeScript Weekly

Issue #89 — January 28, 2019

Announcing TypeScript 3.3 RC

The release candidate for TypeScript 3.3 brings improved behavior for calling union types and incremental file watching for composite projects.

Daniel Rosenwasser

TypeScript: Static Types for JavaScript

Anders Hejlsberg explores how TypeScript came to be, how it differs from classic type systems, and how it can be beneficial even if you don’t like types.

Anders Hejlsberg

Porting 30K Lines of Code from Flow to TypeScript

The folks at MemSQL ported over 30,000 lines of code from Flow to TypeScript. An experience report.

David Gomes

Avoiding any in TypeScript

Various strategies for avoiding the any type in TypeScript.

Tomasz Świstak

Migrate Jest to TypeScript

The Jest team is going to migrate Jest 25 to TypeScript …

Simen Bekkhus

Yarn’s Future — v2 and Beyond

… and so is the Yarn team with Yarn v2!

Maël Nison