o.ID = mustGetUUID()
				o.Create = true
				continue
			}
			o.set = int(v)
		default:
			// Ignore unknown
		}
	}
}

// encodeMarker will encode a uuid and return it as a marker.
// uuid cannot contain '[', ':' or ','.
func (o listPathOptions) encodeMarker(marker string) string {
	if o.ID == "" {
		// Mark as returning listing...
		return fmt.Sprintf("%s[minio_cache:%s,return:]", marker, markerTagVersion)
	}