Fix fanout response unmarshalable error type (minio#1839)

klauspost · web-flow · commit 1685fd850b3c · 2023-06-15T07:36:47.000-07:00
Type `error` cannot be JSON unmarshaled, so it should not be used in responses.

Change the type to a  string.
diff --git a/api-put-object-fan-out.go b/api-put-object-fan-out.go
@@ -62,7 +62,7 @@ type PutObjectFanOutResponse struct {
 	ETag         string     `json:"etag,omitempty"`
 	VersionID    string     `json:"versionId,omitempty"`
 	LastModified *time.Time `json:"lastModified,omitempty"`
-	Error        error      `json:"error,omitempty"`
+	Error        string     `json:"error,omitempty"`
 }
 
 // PutObjectFanOut - is a variant of PutObject instead of writing a single object from a single

Original file line number	Diff line number	Diff line change
`@@ -62,7 +62,7 @@ type PutObjectFanOutResponse struct {`
`62`	`62`	ETag string `json:"etag,omitempty"`
`63`	`63`	VersionID string `json:"versionId,omitempty"`
`64`	`64`	LastModified *time.Time `json:"lastModified,omitempty"`
`65`		- Error error `json:"error,omitempty"`
	`65`	+ Error string `json:"error,omitempty"`
`66`	`66`	`}`
`67`	`67`
`68`	`68`	`// PutObjectFanOut - is a variant of PutObject instead of writing a single object from a single`