return ();
}
+# recursively find the last element
+sub last_ppi_element {
+ my ($self, $document, $type) = @_;
+ my $last = $document;
+ while ($last->can('last_element') && defined($last->last_element)) {
+ $last = $last->last_element;
+ return $last if $type && $last->isa($type);
+ }
+ return $last;
+}
+
1;