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Remove some clippy type complexity warns by deboxing iters

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This commit is contained in:
Louis Dureuil
2023-02-01 14:19:38 +01:00
parent 74859ecd61
commit 9ac981d025
3 changed files with 26 additions and 20 deletions
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11
milli/src/search/facet/facet_sort_ascending.rs
View File

@ -34,15 +34,20 @@ pub fn ascending_facet_sort<'t>(
db: heed::Database<FacetGroupKeyCodec<ByteSliceRefCodec>, FacetGroupValueCodec>,
field_id: u16,
candidates: RoaringBitmap,
) -> Result<Box<dyn Iterator<Item = Result<(RoaringBitmap, &'t [u8])>> + 't>> {
) -> Result<impl Iterator<Item = Result<(RoaringBitmap, &'t [u8])>> + 't> {
let highest_level = get_highest_level(rtxn, db, field_id)?;
if let Some(first_bound) = get_first_facet_value::<ByteSliceRefCodec>(rtxn, db, field_id)? {
let first_key = FacetGroupKey { field_id, level: highest_level, left_bound: first_bound };
let iter = db.range(rtxn, &(first_key..)).unwrap().take(usize::MAX);
Ok(Box::new(AscendingFacetSort { rtxn, db, field_id, stack: vec![(candidates, iter)] }))
Ok(itertools::Either::Left(AscendingFacetSort {
rtxn,
db,
field_id,
stack: vec![(candidates, iter)],
}))
} else {
Ok(Box::new(std::iter::empty()))
Ok(itertools::Either::Right(std::iter::empty()))
}
}

6
milli/src/search/facet/facet_sort_descending.rs
View File

@ -17,21 +17,21 @@ pub fn descending_facet_sort<'t>(
db: heed::Database<FacetGroupKeyCodec<ByteSliceRefCodec>, FacetGroupValueCodec>,
field_id: u16,
candidates: RoaringBitmap,
) -> Result<Box<dyn Iterator<Item = Result<(RoaringBitmap, &'t [u8])>> + 't>> {
) -> Result<impl Iterator<Item = Result<(RoaringBitmap, &'t [u8])>> + 't> {
let highest_level = get_highest_level(rtxn, db, field_id)?;
if let Some(first_bound) = get_first_facet_value::<ByteSliceRefCodec>(rtxn, db, field_id)? {
let first_key = FacetGroupKey { field_id, level: highest_level, left_bound: first_bound };
let last_bound = get_last_facet_value::<ByteSliceRefCodec>(rtxn, db, field_id)?.unwrap();
let last_key = FacetGroupKey { field_id, level: highest_level, left_bound: last_bound };
let iter = db.rev_range(rtxn, &(first_key..=last_key))?.take(usize::MAX);
Ok(Box::new(DescendingFacetSort {
Ok(itertools::Either::Left(DescendingFacetSort {
rtxn,
db,
field_id,
stack: vec![(candidates, iter, Bound::Included(last_bound))],
}))
} else {
Ok(Box::new(std::iter::empty()))
Ok(itertools::Either::Right(std::iter::empty()))
}
}