diff --git a/pkg/transport/http.go b/pkg/transport/http.go new file mode 100644 index 0000000000000000000000000000000000000000..e8c3af2e85054989af1ca81df980520e95b0b8fd --- /dev/null +++ b/pkg/transport/http.go @@ -0,0 +1,35 @@ +package transport + +import ( + "bytes" + "io" + "net/http" + "strings" + + jsoniter "github.com/json-iterator/go" + "github.com/pkg/errors" +) + +func DecodeError(r *http.Response) error { + if r.StatusCode >= 200 && r.StatusCode < 300 { + return nil + } + + var buf bytes.Buffer + if _, err := io.Copy(&buf, io.LimitReader(r.Body, 1024)); err != nil { + return err + } + + e := struct { + Error error `json:"error"` + }{} + if err := jsoniter.Unmarshal(buf.Bytes(), e); err != nil { + msg := strings.TrimSpace(buf.String()) + if msg == "" { + msg = http.StatusText(r.StatusCode) + } + return errors.New(msg) + } + + return e.Error +}