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Serializing a RoaringBitmap into a Vec cannot fail

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This commit is contained in:
Kerollmops
2021-06-09 11:28:38 +02:00
parent ff9414a6ba
commit 93978ec38a
3 changed files with 8 additions and 10 deletions
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2
milli/src/update/index_documents/merge_function.rs
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@ -112,6 +112,6 @@ fn cbo_roaring_bitmap_merge(values: &[Cow<[u8]>]) -> anyhow::Result<Vec<u8>> {
}
let mut vec = Vec::new();
CboRoaringBitmapCodec::serialize_into(&head, &mut vec)?;
CboRoaringBitmapCodec::serialize_into(&head, &mut vec);
Ok(vec)
}

7
milli/src/update/index_documents/store.rs
View File

@ -407,7 +407,7 @@ impl<'s, A: AsRef<[u8]>> Store<'s, A> {
// We serialize the document ids into a buffer
buffer.clear();
buffer.reserve(CboRoaringBitmapCodec::serialized_size(&docids));
CboRoaringBitmapCodec::serialize_into(&docids, &mut buffer)?;
CboRoaringBitmapCodec::serialize_into(&docids, &mut buffer);
// that we write under the generated key into MTBL
if lmdb_key_valid_size(&key) {
sorter.insert(&key, &buffer)?;
@ -469,8 +469,7 @@ impl<'s, A: AsRef<[u8]>> Store<'s, A> {
data_buffer.clear();
let positions = RoaringBitmap::from_iter(Some(document_id));
// We serialize the positions into a buffer.
CboRoaringBitmapCodec::serialize_into(&positions, &mut data_buffer)
.with_context(|| "could not serialize positions")?;
CboRoaringBitmapCodec::serialize_into(&positions, &mut data_buffer);
// that we write under the generated key into MTBL
if lmdb_key_valid_size(&key_buffer) {
@ -706,7 +705,7 @@ impl<'s, A: AsRef<[u8]>> Store<'s, A> {
let mut docids_buffer = Vec::new();
for ((fid, count), docids) in self.field_id_word_count_docids {
docids_buffer.clear();
CboRoaringBitmapCodec::serialize_into(&docids, &mut docids_buffer)?;
CboRoaringBitmapCodec::serialize_into(&docids, &mut docids_buffer);
self.field_id_word_count_docids_sorter.insert([fid, count], &docids_buffer)?;
}