#include
#include
#include
#include
#include
void dump_tree(Node& node)
{
static int indent = 0;
for (int i = 0; i < indent; ++i)
printf(" ");
if (node.is_document()) {
printf("*Document*\n");
} else if (node.is_element()) {
printf("<%s>\n", static_cast(node).tag_name().characters());
} else if (node.is_text()) {
printf("\"%s\"\n", static_cast(node).data().characters());
}
++indent;
if (node.is_parent_node()) {
static_cast(node).for_each_child([](Node& child) {
dump_tree(child);
});
}
--indent;
}