ReadDir will fail on non collections

client.go

@@ -72,13 +72,16 @@ func (c *Client) ReadDir(path string) ([]os.FileInfo, error) {
 	path = FixSlashes(path)
 	files := make([]os.FileInfo, 0)
 	skipSelf := true
-	parse := func(resp interface{}) {
+	parse := func(resp interface{}) error {
 		r := resp.(*response)
 
 		if skipSelf {
 			skipSelf = false
-			r.Props = nil
-			return
+			if p := getProps(r, "200"); p != nil && p.Type.Local == "collection" {
+				r.Props = nil
+				return nil
+			}
+			return newPathError("ReadDir", path, 405)
 		}
 
 		if p := getProps(r, "200"); p != nil {
@@ -101,6 +104,7 @@ func (c *Client) ReadDir(path string) ([]os.FileInfo, error) {
 		}
 
 		r.Props = nil
+		return nil
 	}
 
 	err := c.propfind(path, false,
@@ -114,8 +118,11 @@ func (c *Client) ReadDir(path string) ([]os.FileInfo, error) {
 		</d:propfind>`,
 		&response{},
 		parse)
+
 	if err != nil {
-		err = &os.PathError{"ReadDir", path, err}
+		if _, ok := err.(*os.PathError); !ok {
+			err = &os.PathError{"ReadDir", path, err}
+		}
 	}
 	return files, err
 }

requests.go

@@ -55,7 +55,7 @@ func (c *Client) options(path string) (*http.Response, error) {
 	return c.c.Do(rq)
 }
 
-func (c *Client) propfind(path string, self bool, body string, resp interface{}, parse func(resp interface{})) error {
+func (c *Client) propfind(path string, self bool, body string, resp interface{}, parse func(resp interface{}) error) error {
 	rq, err := c.req("PROPFIND", path, strings.NewReader(body))
 	if err != nil {
 		return err
@@ -82,7 +82,5 @@ func (c *Client) propfind(path string, self bool, body string, resp interface{},
 		return errors.New(fmt.Sprintf("%s - %s %s", rs.Status, rq.Method, rq.URL.String()))
 	}
 
-	parseXML(rs.Body, resp, parse)
-
-	return nil
+	return parseXML(rs.Body, resp, parse)
 }

utils.go

@@ -65,16 +65,19 @@ func parseModified(s *string) time.Time {
 	return time.Unix(0, 0)
 }
 
-func parseXML(data io.Reader, resp interface{}, parse func(resp interface{})) {
+func parseXML(data io.Reader, resp interface{}, parse func(resp interface{}) error) error {
 	decoder := xml.NewDecoder(data)
 	for t, _ := decoder.Token(); t != nil; t, _ = decoder.Token() {
 		switch se := t.(type) {
 		case xml.StartElement:
 			if se.Name.Local == "response" {
 				if e := decoder.DecodeElement(resp, &se); e == nil {
-					parse(resp)
+					if err := parse(resp); err != nil {
+						return err
+					}
 				}
 			}
 		}
 	}
+	return nil
 }