# first, some sanity check. are all parents valid ids or empty?
for my $node ($self->nodes) {
next if !exists $node->{parent} || !$node->{parent} || $self->{by_id}->{$node->{id}};
- die "menu: node $node->{id} has non-existant parent $node->{parent}";
+ die "menu: node $node->{id} has non-existent parent $node->{parent}";
}
my %by_parent;