Re: [Vala] Foreach with lambda: C error

[Marco Trevisan (Treviño) <mail 3v1n0 net>]

Il giorno mar, 19/10/2010 alle 19.44 +0200, Jürg Billeter ha scritto:
> On Tue, 2010-10-19 at 19:32 +0200, Marco Trevisan (Treviño) wrote:
> > I'm trying to use a lambda function as a foreach body for an HashTable:
> >
> > public void print_hashmap(GLib.HashTable<string,GLib.Value?> map) {
> >     // ....
> >     map.foreach((k, v) => {
> >             string key = (string)k;
> >             Value val = (Value)v;
>
> v is of type `Value?` and not just `Value`.
>
> We should try to switch to generic delegate for HFunc to avoid the
> necessity of such casts.

Ok, thanks... This works, I think that genenrics for delegate should be
needed too ;)