TypeScript 3.7 has been released today

Has is stated in this Tweet, the release of 3.7 is out today

https://twitter.com/typescript/status/1191766259035189249

This new release brings:

• Optional Chaining & Coalescing
• Assertion Functions
• .d.ts Emit From .js Files
• Smarter Control Flow Analysis
• Flatter Error Messages

More info here:
https://devblogs.microsoft.com/typescript/announcing-typescript-3-7/