proposed @noreturn attribute

Timon Gehr via Digitalmars-d digitalmars-d at puremagic.com
Wed Jul 19 03:44:22 PDT 2017


On 19.07.2017 12:35, Stefan Koch wrote:
> On Wednesday, 19 July 2017 at 10:24:35 UTC, Marc Schütz wrote:
>> On Sunday, 16 July 2017 at 20:44:13 UTC, Andrei Alexandrescu wrote:
>>> Perhaps we go the inverse route and define the bottom type as 
>>> typeof(*null). Would that simplify matters? There is some good 
>>> consistency about it:
>>>
>>> null: a pointer to anything. But can't be dereferenced.
>>> *null: well, therefore... anything. But can't be created.
>>
>> That sounds more like a top type, though, because as you said it can 
>> be "anything". A bottom type can not be anything, but only nothing.
> 
> It's the bottom.
> Bottom is to Types, as Object is to Classes.
> 

No. Bottom is to types as typeof(null) is to class types.


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