> Not really. What is the type of Optional.none? `let empty = Optional.none` > does not compile, it says "Generic parameter 'Wrapped' could not be > inferred". NSNull() is a unique concrete value, and it's compatible with > Objective C, NSObject and AnyObject. We could of course use > `Optional<Int16>.none`, but someone else may use `Optional<AnyObject>.none` > instead. The extra type information is just misleading in this case.
If you want a single, unique value, use `()`. But I'm not sure why you wouldn't just make this member an Optional<Any> in the first place. Is there some reason that wouldn't be suitable? -- Brent Royal-Gordon Architechies _______________________________________________ swift-evolution mailing list [email protected] https://lists.swift.org/mailman/listinfo/swift-evolution
