Make alias parameter optional?

Robert Rouse robert.e.rouse at gmail.com
Sat Feb 25 13:55:23 PST 2012


On Saturday, 25 February 2012 at 18:54:35 UTC, Trass3r wrote:
> void foo(T, T2, alias thing = (){})(T a, T2 b)
> {
> 	thing();
> }
>
> void bar(){}
>
> void main()
> {
> 	foo!(int,int,bar)(1,2);
> 	foo(1,2);
> }

Cool. Didn't know you can do that, but I guess it makes sense 
that it would work that way.

The only thing I wish for is if I didn't have to explicitly 
define what T and T2 were and I could just do

foo!(bar)(1,2);


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