[swift-evolution] [swift-evolution-announce] [Review] SE-0067: Enhanced Floating Point Protocols

[Chris Lattner]

On Apr 26, 2016, at 7:34 PM, Tony Allevato via swift-evolution <swift-evolution at swift.org> wrote:
> Would something like this be possible? Imagine protocols defined like this:
> 
>   public protocol Equatable {
>       static func == (lhs: Self, rhs: Self) -> Self
>   }

The problem is that every type that conforms to Equatable has to provide an overload of == in order to conform.  This is exactly what having named methods as requirements solves.

-Chris