Method step_push

external/pugixml/pugixml.cpp:6986–7015

		}

		void step_push(xpath_node_set_raw& ns, const xml_attribute& a, const xml_node& parent, xpath_allocator* alloc)
		{
			if (!a) return;

			const char_t* name = a.name();

			// There are no attribute nodes corresponding to attributes that declare namespaces
			// That is, "xmlns:..." or "xmlns"
			if (starts_with(name, PUGIXML_TEXT("xmlns")) && (name[5] == 0 || name[5] == ':')) return;
			
			switch (_test)
			{
			case nodetest_name:
				if (strequal(name, _data.nodetest)) ns.push_back(xpath_node(a, parent), alloc);
				break;
				
			case nodetest_type_node:
			case nodetest_all:
				ns.push_back(xpath_node(a, parent), alloc);
				break;
				
			case nodetest_all_in_namespace:
				if (starts_with(name, _data.nodetest))
					ns.push_back(xpath_node(a, parent), alloc);
				break;
			
			default:
				;
			}
		}
		
		void step_push(xpath_node_set_raw& ns, const xml_node& n, xpath_allocator* alloc)
		{