buf.append(attrMatcher.group(1)).append(' ');
            }
            matcher.appendReplacement(sb, buf.toString().replace("\\", "\\\\").replace("$", "\\$"));
        }
        matcher.appendTail(sb);
        return sb.toString().replaceAll("\\s+", " ").trim();
    }

    /**
     * Returns the current encoding setting.
     * @return The current encoding.
     */

	// string "u"
	o = append(o, 0x82, 0xa1, 0x75)
	if z.Update == nil {
		o = msgp.AppendNil(o)
	} else {
		o, err = z.Update.MarshalMsg(o)
		if err != nil {
			err = msgp.WrapError(err, "Update")
			return
		}
	}
	// string "f"
	o = append(o, 0xa1, 0x66)
	if z.Final == nil {
		o = msgp.AppendNil(o)
	} else {
		o, err = z.Final.MarshalMsg(o)
		if err != nil {