TypeScript 5.4, a planned update to the strongly typed JavaScript variant from Microsoft, is now generally available. New capabilities in version 5.4 include preserved narrowing within function ...

For TypeScript 3.1, any function declaration or const declaration initialized with a function results in the type-checker analyzing the containing scope to track properties that get added.

TypeScript 3.6 introduces some improvements for when Promises are mis-handled. "For example, it's often very common to forget to .then () or await the contents of a Promise before passing it to ...