// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
pub(crate) fn de_guardrail_automated_reasoning_translation_option_list<'a, I>(
    tokens: &mut ::std::iter::Peekable<I>,
) -> ::std::result::Result<
    Option<::std::vec::Vec<crate::types::GuardrailAutomatedReasoningTranslationOption>>,
    ::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::protocol_serde::shape_guardrail_automated_reasoning_translation_option::de_guardrail_automated_reasoning_translation_option(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",
        )),
    }
}
