> I think "[type T]" is slightly clearer than "[T any]".
Code with `[T any]` is much easier to read at least for me.
среда, 5 августа 2020 г. в 11:07:59 UTC+3, Jan Mercl:
> On Tue, Aug 4, 2020 at 6:07 AM 'Carla Pfaff' via golang-nuts
> <golan...@googlegroups.com> wrote:
>
> > On Tuesday, 4 August 2020 at 00:34:12 UTC+2 ben...@gmail.com wrote:
>
> > I'm sure it would quickly become a well-known idiom, just like people
> know that "error" is "interface{Error() string}" or "fmt.Stringer" is
> "interface{String() string}".
>
> I'm sure some people will never write `any` instead of `interface{}`
> and I can prove it ;-)
>
> > Actually the current use of "interface{}" is a bit odd because it is the
> only case where an interface is commonly used as an anonymous type rather
> than by an identifier.
>
> It's not the only place. It does not happen often, but interface type
> literals other than interface{} appear in real code and for good
> reasons. It's an overkill to name a thing that will be referenced by
> name only once.
>
> > I assume that in current Go the empty interface is supposed to be an
> ugly duckling to discourage its overuse, but in a world with type
> parameters it will play an important role as the unbounded constraint and
> it should deserve its own identifier.
>
> It's not supposed to be anything special whatsoever. Just like number
> zero or an empty set is not some kind of an exception. It's just you
> cannot have any reasonable set theory without it.
>
> BTW: I assume number 42 to be special, though not for math. Can I have
> a nice Unicode point for it, so I can write it nicely all over my
> example code?
>
> > Most Go programmers want to be type safe and avoid casting.
>
> Go programmers do avoid casting because Go has no casting. That word
> or its stem doesn't even appear in the language specs.
>
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