On Sat, 04 Mar 2017 13:40:22 -0800, c...@zoffix.com wrote:
> On Sat, 04 Mar 2017 13:24:08 -0800, comdog wrote:
> > This is the example from the Tap docs. I expect the output to be
> > "Tap closed", but I get no output using 2017.01:
> >
> > my $s = Supplier.new;
> > my $tap = $s.Supply.tap(
> > -> $v { say "the value is $v" },
> > done => { say "Supply is done" },
> > closing => { say "Tap closed" },
> > quit => -> $ex { say "Supply finished with error $ex" },
> > );
> >
> > # later
> > $tap.close;
>
>
> I don't see `closing` param for that routine:
> https://github.com/rakudo/rakudo/blob/b597398/src/core/Supply.pm#L77
>
> Unless this was missed during pre-Christmas Supplies rework, this may
> be just a doc bug.
It's a doc bug (and, yes, probably a left-behind from an earlier design). The
correct way is using `on-close`. Example:
my $t = Supply.interval(0.5).on-close({ say "bye" }).tap(&say);
sleep 3;
$t.close
