[swift-evolution] [Pitch] Importing Objective-C 'id' as Swift 'Any'

Chris Lattner clattner at apple.com
Sat Jul 2 00:21:22 CDT 2016


> On Jul 1, 2016, at 9:11 PM, David Waite via swift-evolution <swift-evolution at swift.org> wrote:
> 
> +1!
> 
> To me, it feels like the ambivalent dynamic casting is a temporary complexity, and that at some point in the future the need to expose legacy reference types like NSString outside swift-supplied or user-created bridging code will disappear completely.
> 
> This also will get rid of some of the rough edges in the various corelibs where value types cannot be supported because some platforms have a backing library written in Objective-C. Swiftier indeed!
> 
> Is this something you are pushing for in Swift 3? It seems appropriate but ambitious.

Yes, we’re trying for it.  “Appropriate but ambitious” is an accurate assessment - this is a huge stretch by the entire team but Swift 3 is the right time for it.

-Chris


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