[swift-evolution] [Revision] [Pitch] Rename `T.Type`

[Boris Wang]

just write code in playground：
struct MyStruct ｛
var t = 0
｝
sizeof(MyStruct)

Compiler error：
Missing '.self' for reference to metatype of type 'MyStruct'

The metatype is from swift it self!

What the hell was the .self?


Jose Cheyo Jimenez via swift-evolution <swift-evolution at swift.org>于2016年7月24日
周日04:45写道：

> I'm finding it really hard to see the advantage of this proposal with out
> reconciling the possibility of .self going away. I think this should be
> postponed after .self is reviewed in swift 4. Premature optimization imo.
>
> On Jul 22, 2016, at 3:20 PM, David Hart via swift-evolution <
> swift-evolution at swift.org> wrote:
>
> Where do these double generics come from? Never saw them...
>
> On 22 Jul 2016, at 17:54, Anton Zhilin <antonyzhilin at gmail.com> wrote:
>
> 2016-07-22 18:51 GMT+03:00 David Hart <david at hartbit.com>:
>
>> Isn't the solution to a lot of these issues allowing explicit
>> generalization instead of this meta type business?
>>
>
> And what would you suggest for "double generics" in initializers?
> ExampleType<Int><Double>()  // not good
>
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