> On May 24, 2017, at 5:11 PM, Xiaodi Wu <[email protected]> wrote:
>
> On Wed, May 24, 2017 at 3:32 PM, David Sweeris via swift-evolution
> <[email protected] <mailto:[email protected]>> wrote:
> So, I’m working on a type, and would like to make it conform to
> `ExpressibleByArrayLiteral`. The thing is, I don’t actually care what type
> `Element` is as long as it conforms to `FixedWidthInteger` and
> `UnsignedInteger`. I tried writing this:
> public init <U: FixedWidthInteger & UnsignedInteger> (arrayLiteral
> elements: U...) { … }
> But Xcode says my type doesn’t conform to `ExpressibleByArrayLiteral` unless
> I add an init that takes a concrete type:
> public init(arrayLiteral elements: UInt...) { … }
>
> Does anyone else think the generic init should to be able to satisfy
> `ExpressibleByArrayLiteral` (especially since `UInt` meets the conformance
> requirements)?
>
> Your type needs to be generic.
It already is… I just don’t want to restrict it to being initialized from array
literals containing that same generic type.
- Dave Sweeris
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