Does TypeScript allow type aliases?

Question

So I wish I could use an alias to an ugly type that looks like this:

Maybe, Problem>>[]

Something

Answer 1

A poor man's solution is to declare a dummy variable (e.g. t) with the desired type and use typeof t instead of the long type expression:

var t: { (x: number, f: { (foo: string, bar:boolean): void }): void };

var f: typeof t;
var g: typeof t;