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Eliminate loop that does not loop

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David Tolnay 2018-05-07 10:46:54 -07:00
parent 30824e9f61
commit ab62cd3b28
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GPG Key ID: F9BA143B95FF6D82
1 changed files with 11 additions and 9 deletions
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20
serde/src/private/de.rs
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@ -2819,16 +2819,18 @@ where
where
T: DeserializeSeed<'de>,
{
while let Some(item) = self.iter.next() {
// Do not take(), instead borrow this entry. The internally tagged
// enum does its own buffering so we can't tell whether this entry
// is going to be consumed. Borrowing here leaves the entry
// available for later flattened fields.
let (ref key, ref content) = *item.as_ref().unwrap();
self.pending = Some(content);
return seed.deserialize(ContentRefDeserializer::new(key)).map(Some);
match self.iter.next() {
Some(item) => {
// Do not take(), instead borrow this entry. The internally tagged
// enum does its own buffering so we can't tell whether this entry
// is going to be consumed. Borrowing here leaves the entry
// available for later flattened fields.
let (ref key, ref content) = *item.as_ref().unwrap();
self.pending = Some(content);
seed.deserialize(ContentRefDeserializer::new(key)).map(Some)
}
None => Ok(None),
}
Ok(None)
}
fn next_value_seed<T>(&mut self, seed: T) -> Result<T::Value, Self::Error>