[Issue 5140] Add __FUNCTION__

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http://d.puremagic.com/issues/show_bug.cgi?id=5140


Jacob Carlborg <doob at me.com> changed:

           What    |Removed                     |Added
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                 CC|                            |doob at me.com


--- Comment #11 from Jacob Carlborg <doob at me.com> 2013-01-11 02:33:23 PST ---
(In reply to comment #8)
> Sorry Andrej, my last comment wasn't a critique of your good work in pull 1462.
> 
> (In reply to comment #7)
> 
> > but I don't see __FUNCTION__ as conflicting with __function at all. They do two
> > entirely different things. __FUNCTION__ is a string, whereas __function is an
> > alias to the function that it's used in.
> 
> I agree they are two quite different things, so probably I have to move the
> request for __function in another enhancement request.
> 
> But they are also related, as you can implement anonymous recursion with
> __FUNCTION__:
> 
> 
> long fact(long n) {
>     if (n <= 1)
>         return 1;
>     else
>         mixin("return n * " ~ __FUNCTION__ ~ "(n - 1);");
> }
> 
> 
> So I think introducing __FUNCTION__ will make less likely the introduction of
> the __function alias. I hope to be wrong.

Can't __FUNCTION__ be implemented like this:

__traits(identifier, __function);

That is, if __function gets implemented.

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