Re: Swift Generics Error When Enforcing Protocol Conformance...
Re: Swift Generics Error When Enforcing Protocol Conformance...
- Subject: Re: Swift Generics Error When Enforcing Protocol Conformance...
- From: Quincey Morris <email@hidden>
- Date: Wed, 23 Dec 2015 22:20:34 -0800
- Feedback-id: 167118m:167118agrif8a:167118sR49F_ORPD:SMTPCORP
On Dec 23, 2015, at 22:08 , Peters, Brandon <email@hidden> wrote:
>
> func linconv<T: FloatingPointType>(signal_A signal_A: [T], signal_B: [T]) -> [T]? {
>
> var arr = [T](count: 4, repeatedValue: 0.0)
>
> return nil
> }
This works in a playground:
> func linconv<T: FloatingPointType>(signal_A signal_A: [T], signal_B: [T]) -> [T]? {
>
> var arr = [T](count: 4, repeatedValue: T (0))
>
> return nil
> }
The point being that 0.0 isn’t necessarily convertible to an arbitrary FloatingPointType, but any FloatingPointType you’re likely to use will have a conversion init from an Int literal.
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