/* * call-seq: * dup * * Copy this node. An optional depth may be passed in, but it defaults * to a deep copy. 0 is a shallow copy, 1 is a deep copy. */ static VALUE duplicate_node(int argc, VALUE *argv, VALUE self) { VALUE level; xmlNodePtr node, dup; if(rb_scan_args(argc, argv, "01", &level) == 0) level = INT2NUM((long)1); Data_Get_Struct(self, xmlNode, node); dup = xmlDocCopyNode(node, node->doc, (int)NUM2INT(level)); if(dup == NULL) return Qnil; nokogiri_root_node(dup); return Nokogiri_wrap_xml_node(rb_obj_class(self), dup); }