aws-sdk-iotanalytics 0.24.0

AWS SDK for AWS IoT Analytics
Documentation
// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
pub fn parse_http_generic_error(
    response: &http::Response<bytes::Bytes>,
) -> Result<aws_smithy_types::Error, aws_smithy_json::deserialize::error::DeserializeError> {
    crate::json_errors::parse_generic_error(response.body(), response.headers())
}

pub(crate) fn deser_structure_crate_error_internal_failure_exception_json_err(
    value: &[u8],
    mut builder: crate::error::internal_failure_exception::Builder,
) -> Result<
    crate::error::internal_failure_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_structure_crate_error_invalid_request_exception_json_err(
    value: &[u8],
    mut builder: crate::error::invalid_request_exception::Builder,
) -> Result<
    crate::error::invalid_request_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_structure_crate_error_resource_not_found_exception_json_err(
    value: &[u8],
    mut builder: crate::error::resource_not_found_exception::Builder,
) -> Result<
    crate::error::resource_not_found_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_structure_crate_error_service_unavailable_exception_json_err(
    value: &[u8],
    mut builder: crate::error::service_unavailable_exception::Builder,
) -> Result<
    crate::error::service_unavailable_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_structure_crate_error_throttling_exception_json_err(
    value: &[u8],
    mut builder: crate::error::throttling_exception::Builder,
) -> Result<
    crate::error::throttling_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_batch_put_message(
    value: &[u8],
    mut builder: crate::output::batch_put_message_output::Builder,
) -> Result<
    crate::output::batch_put_message_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "batchPutMessageErrorEntries" => {
                        builder = builder.set_batch_put_message_error_entries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_batch_put_message_error_entries(tokens)?
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_structure_crate_error_limit_exceeded_exception_json_err(
    value: &[u8],
    mut builder: crate::error::limit_exceeded_exception::Builder,
) -> Result<
    crate::error::limit_exceeded_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_structure_crate_error_resource_already_exists_exception_json_err(
    value: &[u8],
    mut builder: crate::error::resource_already_exists_exception::Builder,
) -> Result<
    crate::error::resource_already_exists_exception::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "message" => {
                        builder = builder.set_message(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "resourceId" => {
                        builder = builder.set_resource_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "resourceArn" => {
                        builder = builder.set_resource_arn(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_create_channel(
    value: &[u8],
    mut builder: crate::output::create_channel_output::Builder,
) -> Result<
    crate::output::create_channel_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "channelArn" => {
                        builder = builder.set_channel_arn(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "channelName" => {
                        builder = builder.set_channel_name(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "retentionPeriod" => {
                        builder = builder.set_retention_period(
                            crate::json_deser::deser_structure_crate_model_retention_period(
                                tokens,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_create_dataset(
    value: &[u8],
    mut builder: crate::output::create_dataset_output::Builder,
) -> Result<
    crate::output::create_dataset_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "datasetArn" => {
                        builder = builder.set_dataset_arn(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "datasetName" => {
                        builder = builder.set_dataset_name(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "retentionPeriod" => {
                        builder = builder.set_retention_period(
                            crate::json_deser::deser_structure_crate_model_retention_period(
                                tokens,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_create_dataset_content(
    value: &[u8],
    mut builder: crate::output::create_dataset_content_output::Builder,
) -> Result<
    crate::output::create_dataset_content_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "versionId" => {
                        builder = builder.set_version_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_create_datastore(
    value: &[u8],
    mut builder: crate::output::create_datastore_output::Builder,
) -> Result<
    crate::output::create_datastore_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "datastoreArn" => {
                        builder = builder.set_datastore_arn(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "datastoreName" => {
                        builder = builder.set_datastore_name(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "retentionPeriod" => {
                        builder = builder.set_retention_period(
                            crate::json_deser::deser_structure_crate_model_retention_period(
                                tokens,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_create_pipeline(
    value: &[u8],
    mut builder: crate::output::create_pipeline_output::Builder,
) -> Result<
    crate::output::create_pipeline_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "pipelineArn" => {
                        builder = builder.set_pipeline_arn(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "pipelineName" => {
                        builder = builder.set_pipeline_name(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_describe_channel(
    value: &[u8],
    mut builder: crate::output::describe_channel_output::Builder,
) -> Result<
    crate::output::describe_channel_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "channel" => {
                        builder = builder.set_channel(
                            crate::json_deser::deser_structure_crate_model_channel(tokens)?,
                        );
                    }
                    "statistics" => {
                        builder = builder.set_statistics(
                            crate::json_deser::deser_structure_crate_model_channel_statistics(
                                tokens,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_describe_dataset(
    value: &[u8],
    mut builder: crate::output::describe_dataset_output::Builder,
) -> Result<
    crate::output::describe_dataset_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "dataset" => {
                        builder = builder.set_dataset(
                            crate::json_deser::deser_structure_crate_model_dataset(tokens)?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_describe_datastore(
    value: &[u8],
    mut builder: crate::output::describe_datastore_output::Builder,
) -> Result<
    crate::output::describe_datastore_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "datastore" => {
                        builder = builder.set_datastore(
                            crate::json_deser::deser_structure_crate_model_datastore(tokens)?,
                        );
                    }
                    "statistics" => {
                        builder = builder.set_statistics(
                            crate::json_deser::deser_structure_crate_model_datastore_statistics(
                                tokens,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_describe_logging_options(
    value: &[u8],
    mut builder: crate::output::describe_logging_options_output::Builder,
) -> Result<
    crate::output::describe_logging_options_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "loggingOptions" => {
                        builder = builder.set_logging_options(
                            crate::json_deser::deser_structure_crate_model_logging_options(tokens)?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_describe_pipeline(
    value: &[u8],
    mut builder: crate::output::describe_pipeline_output::Builder,
) -> Result<
    crate::output::describe_pipeline_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "pipeline" => {
                        builder = builder.set_pipeline(
                            crate::json_deser::deser_structure_crate_model_pipeline(tokens)?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_get_dataset_content(
    value: &[u8],
    mut builder: crate::output::get_dataset_content_output::Builder,
) -> Result<
    crate::output::get_dataset_content_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "entries" => {
                        builder = builder.set_entries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_entries(tokens)?
                        );
                    }
                    "status" => {
                        builder = builder.set_status(
                            crate::json_deser::deser_structure_crate_model_dataset_content_status(
                                tokens,
                            )?,
                        );
                    }
                    "timestamp" => {
                        builder = builder.set_timestamp(
                            aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                tokens.next(),
                                aws_smithy_types::date_time::Format::EpochSeconds,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_list_channels(
    value: &[u8],
    mut builder: crate::output::list_channels_output::Builder,
) -> Result<
    crate::output::list_channels_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "channelSummaries" => {
                        builder = builder.set_channel_summaries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_channel_summaries(tokens)?
                        );
                    }
                    "nextToken" => {
                        builder = builder.set_next_token(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_list_dataset_contents(
    value: &[u8],
    mut builder: crate::output::list_dataset_contents_output::Builder,
) -> Result<
    crate::output::list_dataset_contents_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "datasetContentSummaries" => {
                        builder = builder.set_dataset_content_summaries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_content_summaries(tokens)?
                        );
                    }
                    "nextToken" => {
                        builder = builder.set_next_token(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_list_datasets(
    value: &[u8],
    mut builder: crate::output::list_datasets_output::Builder,
) -> Result<
    crate::output::list_datasets_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "datasetSummaries" => {
                        builder = builder.set_dataset_summaries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_summaries(tokens)?
                        );
                    }
                    "nextToken" => {
                        builder = builder.set_next_token(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_list_datastores(
    value: &[u8],
    mut builder: crate::output::list_datastores_output::Builder,
) -> Result<
    crate::output::list_datastores_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "datastoreSummaries" => {
                        builder = builder.set_datastore_summaries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_datastore_summaries(tokens)?
                        );
                    }
                    "nextToken" => {
                        builder = builder.set_next_token(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_list_pipelines(
    value: &[u8],
    mut builder: crate::output::list_pipelines_output::Builder,
) -> Result<
    crate::output::list_pipelines_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "nextToken" => {
                        builder = builder.set_next_token(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "pipelineSummaries" => {
                        builder = builder.set_pipeline_summaries(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_pipeline_summaries(tokens)?
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_list_tags_for_resource(
    value: &[u8],
    mut builder: crate::output::list_tags_for_resource_output::Builder,
) -> Result<
    crate::output::list_tags_for_resource_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "tags" => {
                        builder = builder.set_tags(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_tag_list(
                                tokens,
                            )?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_run_pipeline_activity(
    value: &[u8],
    mut builder: crate::output::run_pipeline_activity_output::Builder,
) -> Result<
    crate::output::run_pipeline_activity_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "logResult" => {
                        builder = builder.set_log_result(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    "payloads" => {
                        builder = builder.set_payloads(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_message_payloads(tokens)?
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_sample_channel_data(
    value: &[u8],
    mut builder: crate::output::sample_channel_data_output::Builder,
) -> Result<
    crate::output::sample_channel_data_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "payloads" => {
                        builder = builder.set_payloads(
                            crate::json_deser::deser_list_com_amazonaws_iotanalytics_message_payloads(tokens)?
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn deser_operation_crate_operation_start_pipeline_reprocessing(
    value: &[u8],
    mut builder: crate::output::start_pipeline_reprocessing_output::Builder,
) -> Result<
    crate::output::start_pipeline_reprocessing_output::Builder,
    aws_smithy_json::deserialize::error::DeserializeError,
> {
    let mut tokens_owned =
        aws_smithy_json::deserialize::json_token_iter(crate::json_deser::or_empty_doc(value))
            .peekable();
    let tokens = &mut tokens_owned;
    aws_smithy_json::deserialize::token::expect_start_object(tokens.next())?;
    loop {
        match tokens.next().transpose()? {
            Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
            Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                match key.to_unescaped()?.as_ref() {
                    "reprocessingId" => {
                        builder = builder.set_reprocessing_id(
                            aws_smithy_json::deserialize::token::expect_string_or_null(
                                tokens.next(),
                            )?
                            .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                            .transpose()?,
                        );
                    }
                    _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                }
            }
            other => {
                return Err(
                    aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                        "expected object key or end object, found: {:?}",
                        other
                    )),
                )
            }
        }
    }
    if tokens.next().is_some() {
        return Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "found more JSON tokens after completing parsing",
            ),
        );
    }
    Ok(builder)
}

pub(crate) fn or_empty_doc(data: &[u8]) -> &[u8] {
    if data.is_empty() {
        b"{}"
    } else {
        data
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_batch_put_message_error_entries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::BatchPutMessageErrorEntry>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_batch_put_message_error_entry(tokens)?
                        ;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_retention_period<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::RetentionPeriod>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::retention_period::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "unlimited" => {
                                builder = builder.set_unlimited(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "numberOfDays" => {
                                builder = builder.set_number_of_days(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(i32::try_from)
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_channel<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Channel>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::channel::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "storage" => {
                                builder = builder.set_storage(
                                    crate::json_deser::deser_structure_crate_model_channel_storage(
                                        tokens,
                                    )?,
                                );
                            }
                            "arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::ChannelStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "retentionPeriod" => {
                                builder = builder.set_retention_period(
                                    crate::json_deser::deser_structure_crate_model_retention_period(tokens)?
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastMessageArrivalTime" => {
                                builder = builder.set_last_message_arrival_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_channel_statistics<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ChannelStatistics>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::channel_statistics::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "size" => {
                                builder = builder.set_size(
                                    crate::json_deser::deser_structure_crate_model_estimated_resource_size(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Dataset>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "actions" => {
                                builder = builder.set_actions(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_actions(tokens)?
                                );
                            }
                            "triggers" => {
                                builder = builder.set_triggers(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_triggers(tokens)?
                                );
                            }
                            "contentDeliveryRules" => {
                                builder = builder.set_content_delivery_rules(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_content_delivery_rules(tokens)?
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::DatasetStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "retentionPeriod" => {
                                builder = builder.set_retention_period(
                                    crate::json_deser::deser_structure_crate_model_retention_period(tokens)?
                                );
                            }
                            "versioningConfiguration" => {
                                builder = builder.set_versioning_configuration(
                                    crate::json_deser::deser_structure_crate_model_versioning_configuration(tokens)?
                                );
                            }
                            "lateDataRules" => {
                                builder = builder.set_late_data_rules(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_late_data_rules(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Datastore>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "storage" => {
                                builder = builder.set_storage(
                                    crate::json_deser::deser_union_crate_model_datastore_storage(
                                        tokens,
                                    )?,
                                );
                            }
                            "arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped().map(|u| {
                                            crate::model::DatastoreStatus::from(u.as_ref())
                                        })
                                    })
                                    .transpose()?,
                                );
                            }
                            "retentionPeriod" => {
                                builder = builder.set_retention_period(
                                    crate::json_deser::deser_structure_crate_model_retention_period(tokens)?
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastMessageArrivalTime" => {
                                builder = builder.set_last_message_arrival_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "fileFormatConfiguration" => {
                                builder = builder.set_file_format_configuration(
                                    crate::json_deser::deser_structure_crate_model_file_format_configuration(tokens)?
                                );
                            }
                            "datastorePartitions" => {
                                builder = builder.set_datastore_partitions(
                                    crate::json_deser::deser_structure_crate_model_datastore_partitions(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_statistics<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreStatistics>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore_statistics::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "size" => {
                                builder = builder.set_size(
                                    crate::json_deser::deser_structure_crate_model_estimated_resource_size(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_logging_options<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::LoggingOptions>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::logging_options::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "level" => {
                                builder = builder.set_level(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::LoggingLevel::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "enabled" => {
                                builder = builder.set_enabled(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_pipeline<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Pipeline>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::pipeline::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "arn" => {
                                builder = builder.set_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "activities" => {
                                builder = builder.set_activities(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_pipeline_activities(tokens)?
                                );
                            }
                            "reprocessingSummaries" => {
                                builder = builder.set_reprocessing_summaries(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_reprocessing_summaries(tokens)?
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_entries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetEntry>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_entry(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_content_status<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetContentStatus>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_content_status::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "state" => {
                                builder = builder.set_state(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped().map(|u| {
                                            crate::model::DatasetContentState::from(u.as_ref())
                                        })
                                    })
                                    .transpose()?,
                                );
                            }
                            "reason" => {
                                builder = builder.set_reason(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_channel_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::ChannelSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_channel_summary(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_content_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetContentSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_content_summary(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_summary(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_datastore_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatastoreSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_datastore_summary(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_pipeline_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::PipelineSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_pipeline_summary(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_tag_list<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::Tag>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value = crate::json_deser::deser_structure_crate_model_tag(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_message_payloads<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<aws_smithy_types::Blob>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value = aws_smithy_json::deserialize::token::expect_blob_or_null(
                            tokens.next(),
                        )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_batch_put_message_error_entry<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::BatchPutMessageErrorEntry>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::batch_put_message_error_entry::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "messageId" => {
                                builder = builder.set_message_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "errorCode" => {
                                builder = builder.set_error_code(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "errorMessage" => {
                                builder = builder.set_error_message(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_channel_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ChannelStorage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::channel_storage::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "serviceManagedS3" => {
                                builder = builder.set_service_managed_s3(
                                    crate::json_deser::deser_structure_crate_model_service_managed_channel_s3_storage(tokens)?
                                );
                            }
                            "customerManagedS3" => {
                                builder = builder.set_customer_managed_s3(
                                    crate::json_deser::deser_structure_crate_model_customer_managed_channel_s3_storage(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_estimated_resource_size<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::EstimatedResourceSize>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::estimated_resource_size::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "estimatedSizeInBytes" => {
                                builder = builder.set_estimated_size_in_bytes(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64_lossy()),
                                );
                            }
                            "estimatedOn" => {
                                builder = builder.set_estimated_on(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_actions<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetAction>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_action(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_triggers<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetTrigger>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_trigger(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_content_delivery_rules<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetContentDeliveryRule>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_content_delivery_rule(tokens)?
                        ;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_versioning_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::VersioningConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::versioning_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "unlimited" => {
                                builder = builder.set_unlimited(
                                    aws_smithy_json::deserialize::token::expect_bool_or_null(
                                        tokens.next(),
                                    )?,
                                );
                            }
                            "maxVersions" => {
                                builder = builder.set_max_versions(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(i32::try_from)
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_late_data_rules<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::LateDataRule>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_late_data_rule(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_union_crate_model_datastore_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreStorage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    let mut variant = None;
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => return Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => loop {
            match tokens.next().transpose()? {
                Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                    if variant.is_some() {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(
                                "encountered mixed variants in union",
                            ),
                        );
                    }
                    variant = match key.to_unescaped()?.as_ref() {
                            "serviceManagedS3" => {
                                Some(crate::model::DatastoreStorage::ServiceManagedS3(
                                    crate::json_deser::deser_structure_crate_model_service_managed_datastore_s3_storage(tokens)?
                                    .ok_or_else(|| aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'serviceManagedS3' cannot be null"))?
                                ))
                            }
                            "customerManagedS3" => {
                                Some(crate::model::DatastoreStorage::CustomerManagedS3(
                                    crate::json_deser::deser_structure_crate_model_customer_managed_datastore_s3_storage(tokens)?
                                    .ok_or_else(|| aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'customerManagedS3' cannot be null"))?
                                ))
                            }
                            "iotSiteWiseMultiLayerStorage" => {
                                Some(crate::model::DatastoreStorage::IotSiteWiseMultiLayerStorage(
                                    crate::json_deser::deser_structure_crate_model_datastore_iot_site_wise_multi_layer_storage(tokens)?
                                    .ok_or_else(|| aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'iotSiteWiseMultiLayerStorage' cannot be null"))?
                                ))
                            }
                            _ => {
                                                                      aws_smithy_json::deserialize::token::skip_value(tokens)?;
                                                                      Some(crate::model::DatastoreStorage::Unknown)
                                                                    }
                        };
                }
                other => {
                    return Err(
                        aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                            "expected object key or end object, found: {:?}",
                            other
                        )),
                    )
                }
            }
        },
        _ => {
            return Err(
                aws_smithy_json::deserialize::error::DeserializeError::custom(
                    "expected start object or null",
                ),
            )
        }
    }
    Ok(variant)
}

pub(crate) fn deser_structure_crate_model_file_format_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::FileFormatConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::file_format_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "jsonConfiguration" => {
                                builder = builder.set_json_configuration(
                                    crate::json_deser::deser_structure_crate_model_json_configuration(tokens)?
                                );
                            }
                            "parquetConfiguration" => {
                                builder = builder.set_parquet_configuration(
                                    crate::json_deser::deser_structure_crate_model_parquet_configuration(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_partitions<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastorePartitions>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore_partitions::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "partitions" => {
                                builder = builder.set_partitions(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_partitions(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_pipeline_activities<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::PipelineActivity>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_pipeline_activity(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_reprocessing_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::ReprocessingSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_reprocessing_summary(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_entry<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::DatasetEntry>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_entry::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "entryName" => {
                                builder = builder.set_entry_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "dataURI" => {
                                builder = builder.set_data_uri(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_channel_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ChannelSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::channel_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "channelName" => {
                                builder = builder.set_channel_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "channelStorage" => {
                                builder = builder.set_channel_storage(
                                    crate::json_deser::deser_structure_crate_model_channel_storage_summary(tokens)?
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::ChannelStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastMessageArrivalTime" => {
                                builder = builder.set_last_message_arrival_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_content_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetContentSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_content_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "version" => {
                                builder = builder.set_version(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    crate::json_deser::deser_structure_crate_model_dataset_content_status(tokens)?
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "scheduleTime" => {
                                builder = builder.set_schedule_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "completionTime" => {
                                builder = builder.set_completion_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "datasetName" => {
                                builder = builder.set_dataset_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::DatasetStatus::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "triggers" => {
                                builder = builder.set_triggers(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_triggers(tokens)?
                                );
                            }
                            "actions" => {
                                builder = builder.set_actions(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_dataset_action_summaries(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "datastoreName" => {
                                builder = builder.set_datastore_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "datastoreStorage" => {
                                builder = builder.set_datastore_storage(
                                    crate::json_deser::deser_structure_crate_model_datastore_storage_summary(tokens)?
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped().map(|u| {
                                            crate::model::DatastoreStatus::from(u.as_ref())
                                        })
                                    })
                                    .transpose()?,
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastMessageArrivalTime" => {
                                builder = builder.set_last_message_arrival_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "fileFormatType" => {
                                builder = builder.set_file_format_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::FileFormatType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "datastorePartitions" => {
                                builder = builder.set_datastore_partitions(
                                    crate::json_deser::deser_structure_crate_model_datastore_partitions(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_pipeline_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::PipelineSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::pipeline_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "pipelineName" => {
                                builder = builder.set_pipeline_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "reprocessingSummaries" => {
                                builder = builder.set_reprocessing_summaries(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_reprocessing_summaries(tokens)?
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            "lastUpdateTime" => {
                                builder = builder.set_last_update_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_tag<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Tag>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::tag::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "key" => {
                                builder = builder.set_key(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "value" => {
                                builder = builder.set_value(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_service_managed_channel_s3_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ServiceManagedChannelS3Storage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::service_managed_channel_s3_storage::Builder::default();
            aws_smithy_json::deserialize::token::skip_to_end(tokens)?;
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_customer_managed_channel_s3_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::CustomerManagedChannelS3Storage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::customer_managed_channel_s3_storage::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "keyPrefix" => {
                                builder = builder.set_key_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_action<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetAction>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_action::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "actionName" => {
                                builder = builder.set_action_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "queryAction" => {
                                builder = builder.set_query_action(
                                    crate::json_deser::deser_structure_crate_model_sql_query_dataset_action(tokens)?
                                );
                            }
                            "containerAction" => {
                                builder = builder.set_container_action(
                                    crate::json_deser::deser_structure_crate_model_container_dataset_action(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_trigger<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetTrigger>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_trigger::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "schedule" => {
                                builder = builder.set_schedule(
                                    crate::json_deser::deser_structure_crate_model_schedule(
                                        tokens,
                                    )?,
                                );
                            }
                            "dataset" => {
                                builder = builder.set_dataset(
                                    crate::json_deser::deser_structure_crate_model_triggering_dataset(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_content_delivery_rule<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetContentDeliveryRule>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_content_delivery_rule::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "entryName" => {
                                builder = builder.set_entry_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "destination" => {
                                builder = builder.set_destination(
                                    crate::json_deser::deser_structure_crate_model_dataset_content_delivery_destination(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_late_data_rule<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::LateDataRule>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::late_data_rule::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "ruleName" => {
                                builder = builder.set_rule_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "ruleConfiguration" => {
                                builder = builder.set_rule_configuration(
                                    crate::json_deser::deser_structure_crate_model_late_data_rule_configuration(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_service_managed_datastore_s3_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ServiceManagedDatastoreS3Storage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::service_managed_datastore_s3_storage::Builder::default();
            aws_smithy_json::deserialize::token::skip_to_end(tokens)?;
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_customer_managed_datastore_s3_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::CustomerManagedDatastoreS3Storage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::customer_managed_datastore_s3_storage::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "keyPrefix" => {
                                builder = builder.set_key_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_iot_site_wise_multi_layer_storage<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreIotSiteWiseMultiLayerStorage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::datastore_iot_site_wise_multi_layer_storage::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "customerManagedS3Storage" => {
                                builder = builder.set_customer_managed_s3_storage(
                                    crate::json_deser::deser_structure_crate_model_iot_site_wise_customer_managed_datastore_s3_storage(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_json_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::JsonConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::json_configuration::Builder::default();
            aws_smithy_json::deserialize::token::skip_to_end(tokens)?;
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_parquet_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ParquetConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::parquet_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "schemaDefinition" => {
                                builder = builder.set_schema_definition(
                                    crate::json_deser::deser_structure_crate_model_schema_definition(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_partitions<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatastorePartition>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_datastore_partition(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_pipeline_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::PipelineActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::pipeline_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "channel" => {
                                builder = builder.set_channel(
                                    crate::json_deser::deser_structure_crate_model_channel_activity(tokens)?
                                );
                            }
                            "lambda" => {
                                builder = builder.set_lambda(
                                    crate::json_deser::deser_structure_crate_model_lambda_activity(
                                        tokens,
                                    )?,
                                );
                            }
                            "datastore" => {
                                builder = builder.set_datastore(
                                    crate::json_deser::deser_structure_crate_model_datastore_activity(tokens)?
                                );
                            }
                            "addAttributes" => {
                                builder = builder.set_add_attributes(
                                    crate::json_deser::deser_structure_crate_model_add_attributes_activity(tokens)?
                                );
                            }
                            "removeAttributes" => {
                                builder = builder.set_remove_attributes(
                                    crate::json_deser::deser_structure_crate_model_remove_attributes_activity(tokens)?
                                );
                            }
                            "selectAttributes" => {
                                builder = builder.set_select_attributes(
                                    crate::json_deser::deser_structure_crate_model_select_attributes_activity(tokens)?
                                );
                            }
                            "filter" => {
                                builder = builder.set_filter(
                                    crate::json_deser::deser_structure_crate_model_filter_activity(
                                        tokens,
                                    )?,
                                );
                            }
                            "math" => {
                                builder = builder.set_math(
                                    crate::json_deser::deser_structure_crate_model_math_activity(
                                        tokens,
                                    )?,
                                );
                            }
                            "deviceRegistryEnrich" => {
                                builder = builder.set_device_registry_enrich(
                                    crate::json_deser::deser_structure_crate_model_device_registry_enrich_activity(tokens)?
                                );
                            }
                            "deviceShadowEnrich" => {
                                builder = builder.set_device_shadow_enrich(
                                    crate::json_deser::deser_structure_crate_model_device_shadow_enrich_activity(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_reprocessing_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ReprocessingSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::reprocessing_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "id" => {
                                builder = builder.set_id(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "status" => {
                                builder = builder.set_status(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped().map(|u| {
                                            crate::model::ReprocessingStatus::from(u.as_ref())
                                        })
                                    })
                                    .transpose()?,
                                );
                            }
                            "creationTime" => {
                                builder = builder.set_creation_time(
                                    aws_smithy_json::deserialize::token::expect_timestamp_or_null(
                                        tokens.next(),
                                        aws_smithy_types::date_time::Format::EpochSeconds,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_channel_storage_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ChannelStorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::channel_storage_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "serviceManagedS3" => {
                                builder = builder.set_service_managed_s3(
                                    crate::json_deser::deser_structure_crate_model_service_managed_channel_s3_storage_summary(tokens)?
                                );
                            }
                            "customerManagedS3" => {
                                builder = builder.set_customer_managed_s3(
                                    crate::json_deser::deser_structure_crate_model_customer_managed_channel_s3_storage_summary(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_dataset_action_summaries<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::DatasetActionSummary>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_dataset_action_summary(
                                tokens,
                            )?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_storage_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreStorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore_storage_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "serviceManagedS3" => {
                                builder = builder.set_service_managed_s3(
                                    crate::json_deser::deser_structure_crate_model_service_managed_datastore_s3_storage_summary(tokens)?
                                );
                            }
                            "customerManagedS3" => {
                                builder = builder.set_customer_managed_s3(
                                    crate::json_deser::deser_structure_crate_model_customer_managed_datastore_s3_storage_summary(tokens)?
                                );
                            }
                            "iotSiteWiseMultiLayerStorage" => {
                                builder = builder.set_iot_site_wise_multi_layer_storage(
                                    crate::json_deser::deser_structure_crate_model_datastore_iot_site_wise_multi_layer_storage_summary(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_sql_query_dataset_action<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::SqlQueryDatasetAction>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::sql_query_dataset_action::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "sqlQuery" => {
                                builder = builder.set_sql_query(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "filters" => {
                                builder = builder.set_filters(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_query_filters(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_container_dataset_action<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ContainerDatasetAction>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::container_dataset_action::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "image" => {
                                builder = builder.set_image(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "executionRoleArn" => {
                                builder = builder.set_execution_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "resourceConfiguration" => {
                                builder = builder.set_resource_configuration(
                                    crate::json_deser::deser_structure_crate_model_resource_configuration(tokens)?
                                );
                            }
                            "variables" => {
                                builder = builder.set_variables(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_variables(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_schedule<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Schedule>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::schedule::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "expression" => {
                                builder = builder.set_expression(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_triggering_dataset<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::TriggeringDataset>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::triggering_dataset::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_content_delivery_destination<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetContentDeliveryDestination>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::dataset_content_delivery_destination::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "iotEventsDestinationConfiguration" => {
                                builder = builder.set_iot_events_destination_configuration(
                                    crate::json_deser::deser_structure_crate_model_iot_events_destination_configuration(tokens)?
                                );
                            }
                            "s3DestinationConfiguration" => {
                                builder = builder.set_s3_destination_configuration(
                                    crate::json_deser::deser_structure_crate_model_s3_destination_configuration(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_late_data_rule_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::LateDataRuleConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::late_data_rule_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "deltaTimeSessionWindowConfiguration" => {
                                builder = builder.set_delta_time_session_window_configuration(
                                    crate::json_deser::deser_structure_crate_model_delta_time_session_window_configuration(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_iot_site_wise_customer_managed_datastore_s3_storage<
    'a,
    I,
>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::IotSiteWiseCustomerManagedDatastoreS3Storage>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::iot_site_wise_customer_managed_datastore_s3_storage::Builder::default(
                );
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "keyPrefix" => {
                                builder = builder.set_key_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_schema_definition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::SchemaDefinition>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::schema_definition::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "columns" => {
                                builder = builder.set_columns(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_columns(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_partition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastorePartition>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore_partition::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "attributePartition" => {
                                builder = builder.set_attribute_partition(
                                    crate::json_deser::deser_structure_crate_model_partition(
                                        tokens,
                                    )?,
                                );
                            }
                            "timestampPartition" => {
                                builder = builder.set_timestamp_partition(
                                    crate::json_deser::deser_structure_crate_model_timestamp_partition(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_channel_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ChannelActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::channel_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "channelName" => {
                                builder = builder.set_channel_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_lambda_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::LambdaActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::lambda_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "lambdaName" => {
                                builder = builder.set_lambda_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "batchSize" => {
                                builder = builder.set_batch_size(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(i32::try_from)
                                    .transpose()?,
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::datastore_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "datastoreName" => {
                                builder = builder.set_datastore_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_add_attributes_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::AddAttributesActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::add_attributes_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_map_com_amazonaws_iotanalytics_attribute_name_mapping(tokens)?
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_remove_attributes_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::RemoveAttributesActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::remove_attributes_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_attribute_names(tokens)?
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_select_attributes_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::SelectAttributesActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::select_attributes_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "attributes" => {
                                builder = builder.set_attributes(
                                    crate::json_deser::deser_list_com_amazonaws_iotanalytics_attribute_names(tokens)?
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_filter_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::FilterActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::filter_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "filter" => {
                                builder = builder.set_filter(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_math_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::MathActivity>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::math_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "attribute" => {
                                builder = builder.set_attribute(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "math" => {
                                builder = builder.set_math(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_device_registry_enrich_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DeviceRegistryEnrichActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::device_registry_enrich_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "attribute" => {
                                builder = builder.set_attribute(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "thingName" => {
                                builder = builder.set_thing_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_device_shadow_enrich_activity<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DeviceShadowEnrichActivity>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::device_shadow_enrich_activity::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "attribute" => {
                                builder = builder.set_attribute(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "thingName" => {
                                builder = builder.set_thing_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "next" => {
                                builder = builder.set_next(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_service_managed_channel_s3_storage_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ServiceManagedChannelS3StorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::service_managed_channel_s3_storage_summary::Builder::default();
            aws_smithy_json::deserialize::token::skip_to_end(tokens)?;
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_customer_managed_channel_s3_storage_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::CustomerManagedChannelS3StorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::customer_managed_channel_s3_storage_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "keyPrefix" => {
                                builder = builder.set_key_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_action_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetActionSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_action_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "actionName" => {
                                builder = builder.set_action_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "actionType" => {
                                builder = builder.set_action_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped().map(|u| {
                                            crate::model::DatasetActionType::from(u.as_ref())
                                        })
                                    })
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_service_managed_datastore_s3_storage_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ServiceManagedDatastoreS3StorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::service_managed_datastore_s3_storage_summary::Builder::default();
            aws_smithy_json::deserialize::token::skip_to_end(tokens)?;
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_customer_managed_datastore_s3_storage_summary<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::CustomerManagedDatastoreS3StorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::customer_managed_datastore_s3_storage_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "keyPrefix" => {
                                builder = builder.set_key_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_datastore_iot_site_wise_multi_layer_storage_summary<
    'a,
    I,
>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatastoreIotSiteWiseMultiLayerStorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::datastore_iot_site_wise_multi_layer_storage_summary::Builder::default(
                );
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "customerManagedS3Storage" => {
                                builder = builder.set_customer_managed_s3_storage(
                                    crate::json_deser::deser_structure_crate_model_iot_site_wise_customer_managed_datastore_s3_storage_summary(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_query_filters<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::QueryFilter>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_query_filter(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_resource_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::ResourceConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::resource_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "computeType" => {
                                builder = builder.set_compute_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| {
                                        s.to_unescaped()
                                            .map(|u| crate::model::ComputeType::from(u.as_ref()))
                                    })
                                    .transpose()?,
                                );
                            }
                            "volumeSizeInGB" => {
                                builder = builder.set_volume_size_in_gb(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(i32::try_from)
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_variables<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::Variable>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value =
                            crate::json_deser::deser_structure_crate_model_variable(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_iot_events_destination_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::IotEventsDestinationConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::iot_events_destination_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "inputName" => {
                                builder = builder.set_input_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_s3_destination_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::S3DestinationConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::s3_destination_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "key" => {
                                builder = builder.set_key(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "glueConfiguration" => {
                                builder = builder.set_glue_configuration(
                                    crate::json_deser::deser_structure_crate_model_glue_configuration(tokens)?
                                );
                            }
                            "roleArn" => {
                                builder = builder.set_role_arn(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_delta_time_session_window_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DeltaTimeSessionWindowConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder =
                crate::model::delta_time_session_window_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "timeoutInMinutes" => {
                                builder = builder.set_timeout_in_minutes(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(i32::try_from)
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_columns<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<crate::model::Column>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value = crate::json_deser::deser_structure_crate_model_column(tokens)?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_partition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Partition>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::partition::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "attributeName" => {
                                builder = builder.set_attribute_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_timestamp_partition<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::TimestampPartition>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::timestamp_partition::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "attributeName" => {
                                builder = builder.set_attribute_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "timestampFormat" => {
                                builder = builder.set_timestamp_format(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_map_com_amazonaws_iotanalytics_attribute_name_mapping<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::collections::HashMap<std::string::String, std::string::String>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            let mut map = std::collections::HashMap::new();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        let key = key.to_unescaped().map(|u| u.into_owned())?;
                        let value = aws_smithy_json::deserialize::token::expect_string_or_null(
                            tokens.next(),
                        )?
                        .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                        .transpose()?;
                        if let Some(value) = value {
                            map.insert(key, value);
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(map))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

#[allow(non_snake_case)]
pub(crate) fn deser_list_com_amazonaws_iotanalytics_attribute_names<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<std::vec::Vec<std::string::String>>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartArray { .. }) => {
            let mut items = Vec::new();
            loop {
                match tokens.peek() {
                    Some(Ok(aws_smithy_json::deserialize::Token::EndArray { .. })) => {
                        tokens.next().transpose().unwrap();
                        break;
                    }
                    _ => {
                        let value = aws_smithy_json::deserialize::token::expect_string_or_null(
                            tokens.next(),
                        )?
                        .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                        .transpose()?;
                        if let Some(value) = value {
                            items.push(value);
                        }
                    }
                }
            }
            Ok(Some(items))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start array or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_iot_site_wise_customer_managed_datastore_s3_storage_summary<
    'a,
    I,
>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::IotSiteWiseCustomerManagedDatastoreS3StorageSummary>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::iot_site_wise_customer_managed_datastore_s3_storage_summary::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "bucket" => {
                                builder = builder.set_bucket(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "keyPrefix" => {
                                builder = builder.set_key_prefix(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_query_filter<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::QueryFilter>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::query_filter::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "deltaTime" => {
                                builder = builder.set_delta_time(
                                    crate::json_deser::deser_structure_crate_model_delta_time(
                                        tokens,
                                    )?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_variable<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Variable>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::variable::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "stringValue" => {
                                builder = builder.set_string_value(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "doubleValue" => {
                                builder = builder.set_double_value(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|v| v.to_f64_lossy()),
                                );
                            }
                            "datasetContentVersionValue" => {
                                builder = builder.set_dataset_content_version_value(
                                    crate::json_deser::deser_structure_crate_model_dataset_content_version_value(tokens)?
                                );
                            }
                            "outputFileUriValue" => {
                                builder = builder.set_output_file_uri_value(
                                    crate::json_deser::deser_structure_crate_model_output_file_uri_value(tokens)?
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_glue_configuration<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::GlueConfiguration>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::glue_configuration::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "tableName" => {
                                builder = builder.set_table_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "databaseName" => {
                                builder = builder.set_database_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_column<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::Column>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::column::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "name" => {
                                builder = builder.set_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            "type" => {
                                builder = builder.set_type(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_delta_time<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<Option<crate::model::DeltaTime>, aws_smithy_json::deserialize::error::DeserializeError>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::delta_time::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "offsetSeconds" => {
                                builder = builder.set_offset_seconds(
                                    aws_smithy_json::deserialize::token::expect_number_or_null(
                                        tokens.next(),
                                    )?
                                    .map(i32::try_from)
                                    .transpose()?,
                                );
                            }
                            "timeExpression" => {
                                builder = builder.set_time_expression(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_dataset_content_version_value<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::DatasetContentVersionValue>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::dataset_content_version_value::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "datasetName" => {
                                builder = builder.set_dataset_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}

pub(crate) fn deser_structure_crate_model_output_file_uri_value<'a, I>(
    tokens: &mut std::iter::Peekable<I>,
) -> Result<
    Option<crate::model::OutputFileUriValue>,
    aws_smithy_json::deserialize::error::DeserializeError,
>
where
    I: Iterator<
        Item = Result<
            aws_smithy_json::deserialize::Token<'a>,
            aws_smithy_json::deserialize::error::DeserializeError,
        >,
    >,
{
    match tokens.next().transpose()? {
        Some(aws_smithy_json::deserialize::Token::ValueNull { .. }) => Ok(None),
        Some(aws_smithy_json::deserialize::Token::StartObject { .. }) => {
            #[allow(unused_mut)]
            let mut builder = crate::model::output_file_uri_value::Builder::default();
            loop {
                match tokens.next().transpose()? {
                    Some(aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
                    Some(aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
                        match key.to_unescaped()?.as_ref() {
                            "fileName" => {
                                builder = builder.set_file_name(
                                    aws_smithy_json::deserialize::token::expect_string_or_null(
                                        tokens.next(),
                                    )?
                                    .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                    .transpose()?,
                                );
                            }
                            _ => aws_smithy_json::deserialize::token::skip_value(tokens)?,
                        }
                    }
                    other => {
                        return Err(
                            aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
                                "expected object key or end object, found: {:?}",
                                other
                            )),
                        )
                    }
                }
            }
            Ok(Some(builder.build()))
        }
        _ => Err(
            aws_smithy_json::deserialize::error::DeserializeError::custom(
                "expected start object or null",
            ),
        ),
    }
}