On 25 November 2017 at 16:04, Xiaodi Wu <xiaodi...@gmail.com> wrote: > > The workaround substantially bloats the standard library, and the result > is nothing close to the same because your type is still not Equatable. This > means that it cannot benefit from any generic algorithms. For example, an > array of such tuples cannot be Equatable in turn. > >> > i see. then the current workaround is not deep enough.
> speaking of ugliness, the ellipsis on the left of names is quite ugly: >> >> extension<...Elements : Equatable> (Elements...) : Equatable >> > > Seems perfectly fine to me. > i haven't encounter this notation before so it looks strange and requires some effort to decipher. if it was e.g. in this form: extension (Equatable...) : Equatable then it would be immediately obvious what it means, IMHO Mike
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