Microsoft is seeking developer feedback for the new TypeScript 2.8 release candidate, featuring new conditional types and more.

While TypeScript 5.7 remains lenient on variables that may have been initialized, the type system now can report errors when variables were never initialized at all.

The January 2018 update of Microsoft's Visual Studio Code editor incorporates the new TypeScript 2.7.1 edition, allowing for quicker fixing of errors in TypeScript and even regular JavaScript files.

TypeScript 3.4 release candidate promises faster incremental builds, easier read-only arrays, and new support for read-only tuples ...