> On 6 Apr 2017, at 15:03, Ed Wellbrook via swift-evolution > <swift-evolution@swift.org> wrote: > > Apologies if I’ve simply just missed something, but are the trailing right > parentheses in the proposed solution intentional? Reading through the code, > having loosely followed this discussion, I’m really confused. > > Examples: > > ``` > // create a key path and use it > let firstFriendsNameKeyPath = \Person.friends[0].name) > ^ this > > // optional properties work too > let bestFriendsNameKeyPath = \Person.bestFriend?.name) > ^ this > ``` > > If it’s intentional, I’m very much against it. >
It’s a typo. It shouldn’t be there. > Cheers, > Ed > >> On 6 Apr 2017, at 13:14, Ricardo Parada via swift-evolution >> <swift-evolution@swift.org> wrote: >> >> >>> On Apr 5, 2017, at 11:13 PM, Xiaodi Wu <xiaodi...@gmail.com> wrote: >>> >>> It is also worth mentioning that, with the sigil, the `keyPath` label may >>> not be so necessary: >>> >>> print(luke[\.friends[0].name]) >>> // or, if the suggestion above is accepted >>> print(luke[\.friends[0].name\]) >> >> >> I think the label makes it more obvious, specially when using it with a key >> path variable: >> >> let someKeyPath = ... >> >> person[ >> keyPath: someKeyPath] >> >> _______________________________________________ >> swift-evolution mailing list >> swift-evolution@swift.org >> https://lists.swift.org/mailman/listinfo/swift-evolution > > _______________________________________________ > swift-evolution mailing list > swift-evolution@swift.org > https://lists.swift.org/mailman/listinfo/swift-evolution _______________________________________________ swift-evolution mailing list swift-evolution@swift.org https://lists.swift.org/mailman/listinfo/swift-evolution
