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Simplify deserialize implementation

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This commit is contained in:
Sosthène Guédon
2024-06-20 09:57:50 +02:00
committed by sosthene-nitrokey
parent b7ef67366c
commit 8ada495292
1 changed files with 2 additions and 17 deletions
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src/lib.rs
+2 -17
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@@ -602,29 +602,14 @@ impl<'de, const N: usize> Deserialize<'de> for Bytes<N> {
type Value = Bytes<N>;
fn expecting(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
formatter.write_str("a sequence")
formatter.write_str("a sequence of bytes")
}
fn visit_bytes<E>(self, v: &[u8]) -> Result<Self::Value, E>
where
E: serde::de::Error,
{
if v.len() > N {
// hprintln!("error! own size: {}, data size: {}", N::to_usize(), v.len()).ok();
// return Err(E::invalid_length(values.capacity() + 1, &self))?;
return Err(E::invalid_length(v.len(), &self))?;
}
let mut buf: Vec<u8, N> = Vec::new();
// avoid unwrapping even though redundant
match buf.extend_from_slice(v) {
Ok(()) => {}
Err(()) => {
// hprintln!("error! own size: {}, data size: {}", N::to_usize(), v.len()).ok();
// return Err(E::invalid_length(values.capacity() + 1, &self))?;
return Err(E::invalid_length(v.len(), &self))?;
}
}
Ok(Bytes::<N>::from(buf))
Bytes::try_from(v).map_err(|()| E::invalid_length(v.len(), &self))
}
fn visit_seq<A>(self, mut seq: A) -> Result<Self::Value, A::Error>