This used to work in a previous beta of Xcode 8 (beta 4, I think…I haven't
checked in the meantime due to issues with Swift 3 migration). I'm guessing
it got changed with the Any/AnyObject work going on in between. I'll go
with using a 2-element array in the meantime.
On Thu, Sep 22, 2016 at 14:27 Philippe Hausler <phaus...@apple.com> wrote:

> err sorry mistype it should have read tuples or structs
>
> On Sep 22, 2016, at 2:27 PM, Philippe Hausler via swift-users <
> swift-users@swift.org> wrote:
>
> NSCoding has never worked with either tuples or classes correctly
> (primarily because it is not really designed to do so). I would suggest to
> encode and decode either as an array of array of strings and convert or
> perhaps encode/decode as an array of classes representing the meaning of
> the tuple.
>
> On Sep 22, 2016, at 2:07 PM, Saagar Jha via swift-users <
> swift-users@swift.org> wrote:
>
> Hello,
>
> I’ve been working on migrating some old code over to Swift 3, and I’m
> having some trouble archiving an array of tuples:
>
> class Foo: NSObject, NSCoding {
> var bar: [(string1: String, string2: String)]
>
> required init?(coder aDecoder: NSCoder) {
> bar = aDecoder.decodeObject(forKey: “bar”) as? [(string1: String, string2:
> String)] ?? []
> }
>
> func encode(with aCoder: NSCoder) {
> aCoder.encode(bar, forKey: “bar”) // crash
> }
> }
>
> Unfortunately, this code doesn’t seem to work anymore. Is there any way to
> get a array of tuple encoded without resorting to creating a struct or
> class in its place?
>
> Thanks,
> Saagar Jha
>
>
>
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