// error, like we did in Go 1.7 and earlier.
			shouldRedirect = false
		}
	}
	return redirectMethod, shouldRedirect, includeBody
}

// urlErrorOp returns the (*url.Error).Op value to use for the
// provided (*Request).Method value.
func urlErrorOp(method string) string {
	if method == "" {
		return "Get"
	}
	if lowerMethod, ok := ascii.ToLower(method); ok {
		return method[:1] + lowerMethod[1:]
	}