* Non-nullable types: https://github.com/Microsoft/TypeScript/issues/185
* Sum types: https://github.com/Microsoft/TypeScript/issues/186
The short story is that there's some interest in both features, but there are challenges that someone needs to propose a solution to.
* Non-nullable types: https://github.com/Microsoft/TypeScript/issues/185
* Sum types: https://github.com/Microsoft/TypeScript/issues/186
The short story is that there's some interest in both features, but there are challenges that someone needs to propose a solution to.