Next TypeScript release, due February 25, will support a limited form of checking against conditional and indexed acces types in return statements. Microsoft has moved TypeScript 5.8 into the beta ...

By David Ramel 03/04/2025 Microsoft shipped TypeScript 5.8 with improved type checking in some scenarios, but thorny problems caused the dev team to delay related work to the next release. The plan ...

TypeScript is an open source language backed by Microsoft that provides optional static typing while remaining a strict syntactical superset of JavaScript. The big new feature in TypeScript 2.8 is the ...