func getUuid()

in src/message/messageparser.go [166:200]
29 lines of code
8 McCabe index (conditional complexity)

func getUuid(log log.T, byteArray []byte, offset int) (result uuid.UUID, err error) {
	byteArrayLength := len(byteArray)
	if offset > byteArrayLength-1 || offset+16-1 > byteArrayLength-1 || offset < 0 {
		log.Error("getUuid failed: Offset is invalid.")
		return nil, errors.New("Offset is outside the byte array.")
	}

	leastSignificantLong, err := getLong(log, byteArray, offset)
	if err != nil {
		log.Error("getUuid failed: failed to get uuid LSBs Long value.")
		return nil, errors.New("Failed to get uuid LSBs long value.")
	}

	leastSignificantBytes, err := longToBytes(log, leastSignificantLong)
	if err != nil {
		log.Error("getUuid failed: failed to get uuid LSBs bytes value.")
		return nil, errors.New("Failed to get uuid LSBs bytes value.")
	}

	mostSignificantLong, err := getLong(log, byteArray, offset+8)
	if err != nil {
		log.Error("getUuid failed: failed to get uuid MSBs Long value.")
		return nil, errors.New("Failed to get uuid MSBs long value.")
	}

	mostSignificantBytes, err := longToBytes(log, mostSignificantLong)
	if err != nil {
		log.Error("getUuid failed: failed to get uuid MSBs bytes value.")
		return nil, errors.New("Failed to get uuid MSBs bytes value.")
	}

	uuidBytes := append(mostSignificantBytes, leastSignificantBytes...)

	return uuid.New(uuidBytes), nil
}