add Method, Target to type UnexpectedStatusCodeError

1 files changed, 14 insertions, 0 deletions

diff --git a/request.go b/request.go
index 2e78f00..7b5da6d 100644
--- a/request.go
+++ b/request.go
@@ -161,12 +161,26 @@ func (r Request) Do(backend Backend) (*http.Response, error) {
 		return nil, err
 	}
 	return nil, UnexpectedStatusCodeError{
+		Method:              r.Method,
+		Target:              describeTarget(r.ContainerName, r.ObjectName),
 		ExpectedStatusCodes: r.ExpectStatusCodes,
 		ActualResponse:      resp,
 		ResponseBody:        buf,
 	}
 }
 
+// Builds a value for the UnexpectedStatusCodeError.Target attribute.
+func describeTarget(containerName, objectName string) string {
+	switch {
+	case containerName == "":
+		return "<account>"
+	case objectName == "":
+		return containerName
+	default:
+		return containerName + "/" + objectName
+	}
+}
+
 func drainResponseBody(r *http.Response) error {
 	_, err := io.Copy(io.Discard, r.Body)
 	if err != nil {