use Pg::Notify;
use DBIish;

my $db = DBIish.connect('Pg', database => "dbdishtest");
my $channel = "test";

my $notify = Pg::Notify.new(:$db, :$channel );

react {
    whenever $notify -> $notification {
        say $notification.extra;
    }
    whenever Supply.interval(1) -> $v {
        $db.do("NOTIFY $channel, '$v'");
    }
}
