// UnmarshalError will return the error object from metadata
UnmarshalError will return the error object from metadata
// UnmarshalError will return the error object from metadata
func UnmarshalError(err error, md metadata.MD) *Error {
	vals, ok := md["rpc-error"]
	if !ok {
		return nil
	}
	buf, err := base64.StdEncoding.DecodeString(vals[0])
	if err != nil {
		return nil
	}
	var rerr Error
	if err := proto.Unmarshal(buf, &rerr); err != nil {
		return nil
	}
	return &rerr
}
func UnmarshalError ( err error , md metadata . MD ) * Error { vals , ok := md [ " " ] if ! ok { return nil } buf , err := base64 . StdEncoding . DecodeString ( vals [ 0 ] ) if err != nil { return nil } var rerr Error if err := proto . Unmarshal ( buf , & rerr ) ; err != nil { return nil } return & rerr }
UnmarshalError will return the error object from metadata
UnmarshalError will return the error object from metadata