aws_sdk_databasemigration/protocol_serde/
shape_error_details.rs1pub(crate) fn de_error_details<'a, I>(
3 tokens: &mut ::std::iter::Peekable<I>,
4) -> ::std::result::Result<Option<crate::types::ErrorDetails>, ::aws_smithy_json::deserialize::error::DeserializeError>
5where
6 I: Iterator<Item = Result<::aws_smithy_json::deserialize::Token<'a>, ::aws_smithy_json::deserialize::error::DeserializeError>>,
7{
8 let mut variant = None;
9 match tokens.next().transpose()? {
10 Some(::aws_smithy_json::deserialize::Token::ValueNull { .. }) => return Ok(None),
11 Some(::aws_smithy_json::deserialize::Token::StartObject { .. }) => loop {
12 match tokens.next().transpose()? {
13 Some(::aws_smithy_json::deserialize::Token::EndObject { .. }) => break,
14 Some(::aws_smithy_json::deserialize::Token::ObjectKey { key, .. }) => {
15 if let ::std::option::Option::Some(::std::result::Result::Ok(::aws_smithy_json::deserialize::Token::ValueNull { .. })) =
16 tokens.peek()
17 {
18 let _ = tokens.next().expect("peek returned a token")?;
19 continue;
20 }
21 let key = key.to_unescaped()?;
22 if key == "__type" {
23 ::aws_smithy_json::deserialize::token::skip_value(tokens)?;
24 continue;
25 }
26 if variant.is_some() {
27 return Err(::aws_smithy_json::deserialize::error::DeserializeError::custom(
28 "encountered mixed variants in union",
29 ));
30 }
31 variant = match key.as_ref() {
32 "defaultErrorDetails" => Some(crate::types::ErrorDetails::DefaultErrorDetails(
33 crate::protocol_serde::shape_default_error_details::de_default_error_details(tokens)?.ok_or_else(|| {
34 ::aws_smithy_json::deserialize::error::DeserializeError::custom("value for 'defaultErrorDetails' cannot be null")
35 })?,
36 )),
37 _ => {
38 ::aws_smithy_json::deserialize::token::skip_value(tokens)?;
39 Some(crate::types::ErrorDetails::Unknown)
40 }
41 };
42 }
43 other => {
44 return Err(::aws_smithy_json::deserialize::error::DeserializeError::custom(format!(
45 "expected object key or end object, found: {:?}",
46 other
47 )))
48 }
49 }
50 },
51 _ => {
52 return Err(::aws_smithy_json::deserialize::error::DeserializeError::custom(
53 "expected start object or null",
54 ))
55 }
56 }
57 if variant.is_none() {
58 return Err(::aws_smithy_json::deserialize::error::DeserializeError::custom(
59 "Union did not contain a valid variant.",
60 ));
61 }
62 Ok(variant)
63}