DIP69: problem with scope grammar - need a new keyword

deadalnix via Digitalmars-d digitalmars-d at puremagic.com
Mon Dec 8 01:52:00 PST 2014


On Monday, 8 December 2014 at 09:46:03 UTC, Walter Bright wrote:
> I thought I could make this work, but it's a problem. There are 
> two meanings for scope when attached to a function:
>
>     T func() scope;   // the 'this' pointer is 'scope'
>     scope T func();   // the function returns a 'scope' T
>
> I have some ideas, but don't particularly like any of them. But 
> I don't want to bias things, so what ideas do you guys have?

I'm arguing for ages that qualifier before the return type 
qualify the return type, and the one after the implicit argument. 
I stand by this.


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