Method simplify

core/string/node_path.cpp:351–374

}

void NodePath::simplify() {
	if (!data) {
		return;
	}
	for (int i = 0; i < data->path.size(); i++) {
		if (data->path.size() == 1) {
			break;
		}
		if (data->path[i].operator String() == ".") {
			data->path.remove_at(i);
			i--;
		} else if (i > 0 && data->path[i].operator String() == ".." && data->path[i - 1].operator String() != "." && data->path[i - 1].operator String() != "..") {
			//remove both
			data->path.remove_at(i - 1);
			data->path.remove_at(i - 1);
			i -= 2;
			if (data->path.is_empty()) {
				data->path.push_back(".");
				break;
			}
		}
	}
	data->hash_cache_valid = false;
}

NodePath NodePath::simplified() const {
	NodePath np = *this;