A couple of extensions to `with` that would be worthwhile

Andrei Alexandrescu SeeWebsiteForEmail at erdani.com
Wed Oct 13 19:30:43 UTC 2021

On 2021-10-13 15:28, Adam D Ruppe wrote:
> On Wednesday, 13 October 2021 at 19:18:55 UTC, Andrei Alexandrescu wrote:
>> The point is that with keeps the entire expression live, even if you 
>> only care about a part of it:
> OK, that explains things now. I see what you're going for.
> Not in love with it being `with` that works differently than the other 
> `with`s but it kinda makes sense anyway.
> The lambda pattern though does have a few other advantages... I think it 
> is generally easier to use... but gotta chew on it a bit.

One major issue with the lambda pattern is composition. Every layer of 
composition introduces yet another scope AND parenthesis level. That 
doesn't scale well at all.

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