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Fix an highlighting problem when query was longer than original text

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This commit is contained in:
Clément Renault
2019-11-05 16:40:34 +01:00
parent 89fd397903
commit 85bf5d113c
2 changed files with 11 additions and 18 deletions
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9
meilidb-core/src/query_builder.rs
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@ -1,9 +1,9 @@
use hashbrown::HashMap;
use std::convert::TryFrom;
use std::mem;
use std::ops::Range;
use std::rc::Rc;
use std::time::{Duration, Instant};
use std::{cmp, mem};
use fst::{IntoStreamer, Streamer};
use sdset::SetBuf;
@ -178,7 +178,7 @@ fn fetch_raw_documents(
let distance = dfa.eval(input).to_u8();
let is_exact = *is_exact && distance == 0 && input.len() == *query_len;
let covered_area = if query.len() > input.len() {
let covered_area = if *query_len > input.len() {
input.len()
} else {
prefix_damerau_levenshtein(query.as_bytes(), input).1
@ -202,10 +202,13 @@ fn fetch_raw_documents(
is_exact,
};
let covered_area = u16::try_from(covered_area).unwrap_or(u16::max_value());
let covered_area = cmp::min(covered_area, di.char_length);
let highlight = Highlight {
attribute: di.attribute,
char_index: di.char_index,
char_length: u16::try_from(covered_area).unwrap_or(u16::max_value()),
char_length: covered_area,
};
tmp_matches.push((di.document_id, id, match_, highlight));