use strict; use warnings FATAL => 'all';
use Lowu;
my $arr = [ 1 .. 7 ];
my $before = $arr->items_before_incl(sub { $_ == 4 });
is_deeply
[ $before->all ],
[ 1 .. 4 ],
'boxed items_before_incl ok';
ok []->items_before_incl(sub { $_ == 1 })->is_empty,
'boxed items_before_incl on empty array ok';
done_testing;