44 lines
1.1 KiB
Rust
44 lines
1.1 KiB
Rust
use serde::de::value::BorrowedStrDeserializer;
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use serde::de::IntoDeserializer;
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use crate::de::Error;
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pub(crate) struct DatetimeDeserializer {
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date: Option<crate::Datetime>,
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}
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impl DatetimeDeserializer {
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pub(crate) fn new(date: crate::Datetime) -> Self {
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Self { date: Some(date) }
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}
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}
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impl<'de> serde::de::MapAccess<'de> for DatetimeDeserializer {
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type Error = Error;
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fn next_key_seed<K>(&mut self, seed: K) -> Result<Option<K::Value>, Error>
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where
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K: serde::de::DeserializeSeed<'de>,
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{
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if self.date.is_some() {
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seed.deserialize(BorrowedStrDeserializer::new(
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toml_datetime::__unstable::FIELD,
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))
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.map(Some)
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} else {
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Ok(None)
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}
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}
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fn next_value_seed<V>(&mut self, seed: V) -> Result<V::Value, Error>
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where
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V: serde::de::DeserializeSeed<'de>,
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{
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if let Some(date) = self.date.take() {
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seed.deserialize(date.to_string().into_deserializer())
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} else {
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panic!("next_value_seed called before next_key_seed")
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}
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}
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}
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