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Code Issues Releases Wiki Activity

Remove a lot of serialization unreachable errors

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This commit is contained in:
Kerollmops 2021-06-09 15:26:40 +02:00
parent 65b1d09d55
commit d2b1ecc885
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GPG key ID: 92ADA4E935E71FA4
4 changed files with 62 additions and 33 deletions
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15
milli/src/heed_codec/roaring_bitmap/bo_roaring_bitmap_codec.rs
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@ -6,6 +6,13 @@ use roaring::RoaringBitmap;
pub struct BoRoaringBitmapCodec;
impl BoRoaringBitmapCodec {
pub fn serialize_into(bitmap: &RoaringBitmap, out: &mut Vec<u8>) {
out.reserve(bitmap.len() as usize * size_of::<u32>());
bitmap.iter().map(u32::to_ne_bytes).for_each(|bytes| out.extend_from_slice(&bytes));
}
}
impl heed::BytesDecode<'_> for BoRoaringBitmapCodec {
type DItem = RoaringBitmap;
@ -25,12 +32,8 @@ impl heed::BytesEncode<'_> for BoRoaringBitmapCodec {
type EItem = RoaringBitmap;
fn bytes_encode(item: &Self::EItem) -> Option<Cow<[u8]>> {
let mut out = Vec::with_capacity(item.len() as usize * size_of::<u32>());
item.iter()
.map(|i| i.to_ne_bytes())
.for_each(|bytes| out.extend_from_slice(&bytes));
let mut out = Vec::new();
BoRoaringBitmapCodec::serialize_into(item, &mut out);
Some(Cow::Owned(out))
}
}