Passing $ as a function argument

[bachmeier]

On Wednesday, 10 October 2018 at 08:46:42 UTC, James Japherson 
wrote:

> The usefulness comes from the case when bar is local:
>
> void foo(int loc)
> {
>    auto bar = double[RandomPInt+1];
>
>    return bar[loc];
> }
>
>
> then foo($) always returns a value and the outside world does 
> not need to know about foo. Since $ is a compile thing

No language change is necessary right now if you write one more 
character: foo!"$"