> On Mar 17, 2016, at 6:53 AM, Brent Royal-Gordon <[email protected]> 
> wrote:
> 
>> 1. We have to add @implicitly_unwrapped attribute to the proposal. I hate 
>> implied "attributes", available only to compiler. The wording needs to be 
>> reformulated in terms of this attribute
> 
> Agree.
> 
>> 2. We need to encourage using the attribute instead of `!`.
>> 3. In the future, `!` can be removed entirely and leave only the attribute. 
>> But not for now
> 
> Disagree. As I mentioned earlier in the thread, IUOs are going to become less 
> common on Apple platforms, but they are here to stay in Swift as a whole.

I agree with this.
> 
>> In order to do this, I suggest finding a concise name for it. Like @IUO, but 
>> possibly more readable
> 
> I do agree that we should look for a shorter, better name. I suggest 
> `@autounwrap`, by analogy with `@autoclosure`. Both features insert invisible 
> syntax at usage sites to make an expression of one type appear to be an 
> expression of a different type.
> 
> (Actually, I think that `@autoclosure` is a great analogy for this feature in 
> many respects.)

The similarity to @autoclosure is a good observation.

It sounds like an explicit attribute name may be a necessary part of this 
proposal rather than a thought for the future. So far we’ve heard:

@implicitly_unwrapped
@iuo
@autounwrap

— Chris Willmore
_______________________________________________
swift-evolution mailing list
[email protected]
https://lists.swift.org/mailman/listinfo/swift-evolution

Reply via email to