DIP1000: Scoped Pointers (Discussion)

[Yuxuan Shui via Digitalmars-d]

On Thursday, 11 August 2016 at 21:28:57 UTC, sclytrack wrote:
> On Wednesday, 10 August 2016 at 20:36:38 UTC, Dicebot wrote:
>> http://forum.dlang.org/post/pqsiqmkxenrwxoruzaml@forum.dlang.org
>>
>> The first DIP has just landed into the new queue. It is a 
>> proposal from language authors and thus it bypasses usual 
>> nitpicking process and proceeds straight to requesting 
>> community (your!) feedback.
>>
>> Essentially, it is an attempt to solve reference lifetime 
>> problem by extending implementation of `scope` keyword.
>>
>> Proposal text: 
>> https://github.com/dlang/DIPs/blob/master/DIPs/DIP1000.md
>>
>> Few notes:
>>
>> - Please submit pull requests to adjust the markdown document 
>> if you want to propose any improvements (mentioning 
>> @WalterBright and @andralex for confirmation).
>> - The proposal refers to a number of other documents and it is 
>> recommended to become familiar at least briefly with all of 
>> them.
>> - At this point the question I'd personally suggest to be 
>> evaluated is "does this proposal enable enough useful 
>> designs?". A good check would be to try taking some of your 
>> projects and see if having DIP1000 approved and implemented 
>> could improve them.
>
>
> There is confusion between what lifetime and visibility in the 
> DIP.
> (Well, I am confused)
>

I'm a confused by the terminology as well.

lifetime(p) denotes the lifetime of the value which is referred 
to by 'p', is that correct? And visibility(p) denotes the 
lifetime of 'p' itself?

I found this very confusing...