inline node
Parser::RequireChild(node n, const char * name)
{
node child = n.child(name);
if (! child)
throw LoadError(std::string("Missing required element: \"") + name + "\"");
return Visit(child);
}
// Child text
inline string_t GetText(node n, const char * name)
{ return GetText(n.child(name)); }
// Child InnerXML
string_t GetInnerXML(node n, const char * name)
{ return GetInnerXML(n.child(name)); }
// Visit this child but don't require it
node GetChild(node n, const char * name) { return Visit(n.child(name)); }