Would love to see this dynamic casting supported by the language.. Should I
open a bug?
----- Original message -----
> On Tue, 2010-05-25 at 11:12 +0200, pancake wrote:
> > How can I cast an out parameter?
> >
> > public class Foo {}
> > public class Bar : Foo {}
> >
> > void test(out Foo foo) {
> > foo = new Bar ();
> > }
> >
> > void main() {
> > Bar bar;
> > test (out bar);
> > }
> >
> > a.vala:10.9-10.15: error: Argument 1: Cannot convert from `Foo' to `Bar?'
>
> More verbose error message: test(out Foo foo), considered
> as a black box, may assign to foo any descendant of Foo,
> not necessarily Bar.
>
> Try:
> Foo x;
> test (out x);
> Bar bar = x as Bar;
>
> hand
> Nor Jaidi Tuah
>
>
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