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Code Issues Releases Wiki Activity

Make the changes to use heed v0.20-alpha.6

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This commit is contained in:
Clément Renault 2023-11-22 18:21:19 +01:00
parent 56a0d91ecd
commit 0d4482625a
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GPG key ID: F250A4C4E3AE5F5F
54 changed files with 611 additions and 477 deletions
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14
milli/src/heed_codec/beu32_str_codec.rs
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@ -2,26 +2,28 @@ use std::borrow::Cow;
use std::convert::TryInto;
use std::str;
use heed::BoxedError;
pub struct BEU32StrCodec;
impl<'a> heed::BytesDecode<'a> for BEU32StrCodec {
type DItem = (u32, &'a str);
fn bytes_decode(bytes: &'a [u8]) -> Option<Self::DItem> {
fn bytes_decode(bytes: &'a [u8]) -> Result<Self::DItem, BoxedError> {
let (n_bytes, str_bytes) = bytes.split_at(4);
let n = n_bytes.try_into().map(u32::from_be_bytes).ok()?;
let s = str::from_utf8(str_bytes).ok()?;
Some((n, s))
let n = n_bytes.try_into().map(u32::from_be_bytes)?;
let s = str::from_utf8(str_bytes)?;
Ok((n, s))
}
}
impl<'a> heed::BytesEncode<'a> for BEU32StrCodec {
type EItem = (u32, &'a str);
fn bytes_encode((n, s): &Self::EItem) -> Option<Cow<[u8]>> {
fn bytes_encode((n, s): &Self::EItem) -> Result<Cow<[u8]>, BoxedError> {
let mut bytes = Vec::with_capacity(s.len() + 4);
bytes.extend_from_slice(&n.to_be_bytes());
bytes.extend_from_slice(s.as_bytes());
Some(Cow::Owned(bytes))
Ok(Cow::Owned(bytes))
}
}