if (hasColon) {
      if (hasDot) {
        ipString = convertDottedQuadToHex(ipString);
        if (ipString == null) {
          return null;
        }
      }
      if (percentIndex != -1) {
        if (scope != null) {
          scope.scope = ipString.substring(percentIndex + 1);
        }
        ipString = ipString.substring(0, percentIndex);
      }

    if (hasColon) {
      if (hasDot) {
        ipString = convertDottedQuadToHex(ipString);
        if (ipString == null) {
          return null;
        }
      }
      if (percentIndex != -1) {
        if (scope != null) {
          scope.scope = ipString.substring(percentIndex + 1);
        }
        ipString = ipString.substring(0, percentIndex);
      }

    ImmutableSet<String> ipStrings =
        ImmutableSet.of("7::0.128.0.127", "7::0.128.0.128", "7::128.128.0.127", "7::0.128.128.127");

    for (String ipString : ipStrings) {
      // Shouldn't hit DNS, because it's an IP string literal.
      InetAddress ipv6Addr = InetAddress.getByName(ipString);
      assertEquals(ipv6Addr, InetAddresses.forString(ipString));
      assertTrue(InetAddresses.isInetAddress(ipString));
    }
  }

		return int64(v), nil
	case string:
		i, err := strconv.Atoi(v)
		return int64(i), err
	default:
		return 0, errors.New("Invalid number format")
	}
}

// isString - Safely check if val is of type string without causing panic.
func isString(val interface{}) bool {
	_, ok := val.(string)
	return ok
}

// ContentLengthRange - policy content-length-range field.
type contentLengthRange struct {
	Min   int64

  }

  private static void checkFromStringCase(
      String hpString,
      int defaultPort,
      @Nullable String expectHost,
      int expectPort,
      boolean expectHasExplicitPort) {
    HostAndPort hp;
    try {
      hp = HostAndPort.fromString(hpString);
    } catch (IllegalArgumentException e) {
      // Make sure we expected this.
      assertNull(expectHost);

} else if i, isFunc := v.(func(int) float64); isFunc {
	printFunction(i)                       // type of i is func(int) float64
} else {
	_, isBool := v.(bool)
	_, isString := v.(string)
	if isBool || isString {
		i := v                         // type of i is type of x (interface{})
		printString("type is bool or string")
	} else {
		i := v                         // type of i is type of x (interface{})

} else if i, isFunc := v.(func(int) float64); isFunc {
	printFunction(i)                       // type of i is func(int) float64
} else {
	_, isBool := v.(bool)
	_, isString := v.(string)
	if isBool || isString {
		i := v                         // type of i is type of x (interface{})
		printString("type is bool or string")
	} else {
		i := v                         // type of i is type of x (interface{})

isUtc","aspNetRegex","isoRegex","createDuration","ret","diffRes","parseIso","base","isBefore","positiveMomentsDifference","momentsDifference","inp","isAfter","createAdder","direction","period","tmp","addSubtract","isAdding","invalid","subtract","isString","String","isMomentInput","arrayTest","dataTypeTest","filter","item","isNumberOrStringArray","property","objectTest","propertyTest","properties","isMomentInputObject","monthDiff","wholeMonthDiff","anchor","adjust","newLocaleData","defaultFormat"...