TypeScript 4.2 expands the ways rest elements in tuple types can be used. Previously, TypeScript only permitted rest elements in the last position of a tuple type.

The TypeScript team announced the release of TypeScript 4.0, which includes long-awaited variadic tuple type support and other improvements without introducing any major breaking changes.

What's special about tuples is that TypeScript enforces the data type in each property/position. For example, if I access the second position in this tuple TypeScript knows that it's a Customer object ...

The TypeScript team recently announced version 3.1 of TypeScript, adding mappable tuple and array types and several other refinements. BT InfoQ Software Architects' Newsletter ...

Other highlights of TypeScript 4.0 include Variadic Tuple Types, Labeled Tuple Elements, Class Property Inference from Constructors, Short-Circuiting Assignment Operators, Custom JSX Factories, speed ...

TypeScript 4.0 makes things a lot easier, as you no longer have to specify the types for each element in an array or tuple; instead, you can use generics to define functions.

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 was for TypeScript 5.8 to ...