aws-sdk-keyspacesstreams 1.25.0

AWS SDK for Amazon Keyspaces Streams
Documentation
// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
pub(crate) fn de_keyspaces_cell_value<'a, I>(
    tokens: &mut ::std::iter::Peekable<I>,
    _value: &'a [u8],
) -> ::std::result::Result<Option<crate::types::KeyspacesCellValue>, ::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 let ::std::option::Option::Some(::std::result::Result::Ok(::aws_smithy_json::deserialize::Token::ValueNull { .. })) =
                        tokens.peek()
                    {
                        let _ = tokens.next().expect("peek returned a token")?;
                        continue;
                    }
                    let key = key.to_unescaped()?;
                    if key == "__type" {
                        ::aws_smithy_json::deserialize::token::skip_value(tokens)?;
                        continue;
                    }
                    if variant.is_some() {
                        return Err(::aws_smithy_json::deserialize::error::DeserializeError::custom(
                            "encountered mixed variants in union",
                        ));
                    }
                    variant = match key.as_ref() {
                        "asciiT" => Some(crate::types::KeyspacesCellValue::AsciiT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'asciiT' cannot be null")
                                })?,
                        )),
                        "bigintT" => Some(crate::types::KeyspacesCellValue::BigintT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'bigintT' cannot be null")
                                })?,
                        )),
                        "blobT" => Some(crate::types::KeyspacesCellValue::BlobT(
                            ::aws_smithy_json::deserialize::token::expect_blob_or_null(tokens.next())?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'blobT' cannot be null"))?,
                        )),
                        "boolT" => Some(crate::types::KeyspacesCellValue::BoolT(
                            ::aws_smithy_json::deserialize::token::expect_bool_or_null(tokens.next())?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'boolT' cannot be null"))?,
                        )),
                        "counterT" => Some(crate::types::KeyspacesCellValue::CounterT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'counterT' cannot be null")
                                })?,
                        )),
                        "dateT" => Some(crate::types::KeyspacesCellValue::DateT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'dateT' cannot be null"))?,
                        )),
                        "decimalT" => Some(crate::types::KeyspacesCellValue::DecimalT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'decimalT' cannot be null")
                                })?,
                        )),
                        "doubleT" => Some(crate::types::KeyspacesCellValue::DoubleT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'doubleT' cannot be null")
                                })?,
                        )),
                        "durationT" => Some(crate::types::KeyspacesCellValue::DurationT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'durationT' cannot be null")
                                })?,
                        )),
                        "floatT" => Some(crate::types::KeyspacesCellValue::FloatT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'floatT' cannot be null")
                                })?,
                        )),
                        "inetT" => Some(crate::types::KeyspacesCellValue::InetT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'inetT' cannot be null"))?,
                        )),
                        "intT" => Some(crate::types::KeyspacesCellValue::IntT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'intT' cannot be null"))?,
                        )),
                        "listT" => Some(crate::types::KeyspacesCellValue::ListT(
                            crate::protocol_serde::shape_keyspaces_cell_list::de_keyspaces_cell_list(tokens, _value)?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'listT' cannot be null"))?,
                        )),
                        "mapT" => Some(crate::types::KeyspacesCellValue::MapT(
                            crate::protocol_serde::shape_keyspaces_cell_map::de_keyspaces_cell_map(tokens, _value)?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'mapT' cannot be null"))?,
                        )),
                        "setT" => Some(crate::types::KeyspacesCellValue::SetT(
                            crate::protocol_serde::shape_keyspaces_cell_list::de_keyspaces_cell_list(tokens, _value)?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'setT' cannot be null"))?,
                        )),
                        "smallintT" => Some(crate::types::KeyspacesCellValue::SmallintT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'smallintT' cannot be null")
                                })?,
                        )),
                        "textT" => Some(crate::types::KeyspacesCellValue::TextT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'textT' cannot be null"))?,
                        )),
                        "timeT" => Some(crate::types::KeyspacesCellValue::TimeT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'timeT' cannot be null"))?,
                        )),
                        "timestampT" => Some(crate::types::KeyspacesCellValue::TimestampT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'timestampT' cannot be null")
                                })?,
                        )),
                        "timeuuidT" => Some(crate::types::KeyspacesCellValue::TimeuuidT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'timeuuidT' cannot be null")
                                })?,
                        )),
                        "tinyintT" => Some(crate::types::KeyspacesCellValue::TinyintT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'tinyintT' cannot be null")
                                })?,
                        )),
                        "tupleT" => Some(crate::types::KeyspacesCellValue::TupleT(
                            crate::protocol_serde::shape_keyspaces_cell_list::de_keyspaces_cell_list(tokens, _value)?.ok_or_else(|| {
                                ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'tupleT' cannot be null")
                            })?,
                        )),
                        "uuidT" => Some(crate::types::KeyspacesCellValue::UuidT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'uuidT' cannot be null"))?,
                        )),
                        "varcharT" => Some(crate::types::KeyspacesCellValue::VarcharT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'varcharT' cannot be null")
                                })?,
                        )),
                        "varintT" => Some(crate::types::KeyspacesCellValue::VarintT(
                            ::aws_smithy_json::deserialize::token::expect_string_or_null(tokens.next())?
                                .map(|s| s.to_unescaped().map(|u| u.into_owned()))
                                .transpose()?
                                .ok_or_else(|| {
                                    ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'varintT' cannot be null")
                                })?,
                        )),
                        "udtT" => Some(crate::types::KeyspacesCellValue::UdtT(
                            crate::protocol_serde::shape_keyspaces_udt_map::de_keyspaces_udt_map(tokens, _value)?
                                .ok_or_else(|| ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'udtT' cannot be null"))?,
                        )),
                        _ => {
                            ::aws_smithy_json::deserialize::token::skip_value(tokens)?;
                            Some(crate::types::KeyspacesCellValue::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",
            ))
        }
    }
    if variant.is_none() {
        return Err(::aws_smithy_json::deserialize::error::DeserializeError::custom(
            "Union did not contain a valid variant.",
        ));
    }
    Ok(variant)
}