What is that "enum function" supposed to be ?
Patrick.Schluter at bbox.fr
Tue Jul 20 09:15:42 UTC 2021
On Monday, 19 July 2021 at 21:31:40 UTC, Paul Backus wrote:
> On Monday, 19 July 2021 at 21:16:57 UTC, Elmar wrote:
>> I'd like to know:
>> - What does return type `enum` mean?
> It just means `auto`. Probably it shouldn't be allowed at all,
> but D's parser is sometimes overly-permissive and will accept
> things like this even when they don't really make sense.
The issue is that people misunderstand `auto` and type inference.
It's a variable definition with initializer and a storage class
WITHOUT a type.
The grammar is clear though
StorageClasses AutoAssignments ;
> For example, you can also declare a `@nogc` variable:
> @nogc x = new Object;
deprecated x = new Object;
@dummy y = 1;
> The `@nogc` attribute doesn't do anything here, but the
> compiler allows it anyway.
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