[swift-evolution] If let syntactic sugar

[Craig Cruden]

Ceylon does something like that - but it is more readable / understandable IMHO.  

It uses “if exists something” and then something inside the scope of the if is unwrapped for use.  No new variable, it reads almost exactly as it is.  

> 
> So the code above would be:
> 
> var something: Type?
> 
> func foo() -> Void {
>  if let something  {
>    doStuff(something)
>  }
> }
> 
> Let me know what you think and also if you have questions.
> 
> Best regards, 
> Massimo Frasson
> iOS Developer, Belka srl
> _______________________________________________
> swift-evolution mailing list
> swift-evolution at swift.org
> https://lists.swift.org/mailman/listinfo/swift-evolution