func awsRestjson1_deserializeOpErrorCreateSession()

in rolesanywhere/deserializers.go [84:142]
49 lines of code
10 McCabe index (conditional complexity)

func awsRestjson1_deserializeOpErrorCreateSession(response *smithyhttp.Response, metadata *middleware.Metadata) error {
	var errorBuffer bytes.Buffer
	if _, err := io.Copy(&errorBuffer, response.Body); err != nil {
		return &smithy.DeserializationError{Err: fmt.Errorf("failed to copy error response body, %w", err)}
	}
	errorBody := bytes.NewReader(errorBuffer.Bytes())

	errorCode := "UnknownError"
	errorMessage := errorCode

	headerCode := response.Header.Get("X-Amzn-ErrorType")
	if len(headerCode) != 0 {
		errorCode = restjson.SanitizeErrorCode(headerCode)
	}

	var buff [1024]byte
	ringBuffer := smithyio.NewRingBuffer(buff[:])

	body := io.TeeReader(errorBody, ringBuffer)
	decoder := json.NewDecoder(body)
	decoder.UseNumber()
	jsonCode, message, err := restjson.GetErrorInfo(decoder)
	if err != nil {
		var snapshot bytes.Buffer
		io.Copy(&snapshot, ringBuffer)
		err = &smithy.DeserializationError{
			Err:      fmt.Errorf("failed to decode response body, %w", err),
			Snapshot: snapshot.Bytes(),
		}
		return err
	}

	errorBody.Seek(0, io.SeekStart)
	if len(headerCode) == 0 && len(jsonCode) != 0 {
		errorCode = restjson.SanitizeErrorCode(jsonCode)
	}
	if len(message) != 0 {
		errorMessage = message
	}

	switch {
	case strings.EqualFold("AccessDeniedException", errorCode):
		return awsRestjson1_deserializeErrorAccessDeniedException(response, errorBody)

	case strings.EqualFold("ResourceNotFoundException", errorCode):
		return awsRestjson1_deserializeErrorResourceNotFoundException(response, errorBody)

	case strings.EqualFold("ValidationException", errorCode):
		return awsRestjson1_deserializeErrorValidationException(response, errorBody)

	default:
		genericError := &smithy.GenericAPIError{
			Code:    errorCode,
			Message: errorMessage,
		}
		return genericError

	}
}