func (w *wrapper) fromURL(u *crawler.URL) {
w.Scheme = u.URL.Scheme
w.Host = u.URL.Host
w.Path = u.URL.EscapedPath()
w.Query = u.Query().Encode()
w.Depth = u.Depth
w.Done = u.Done
w.Status = u.Status
w.Last = u.Last
w.NumVisit = u.NumVisit
w.NumError = u.NumRetry
}
