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Code Issues Releases Wiki Activity

Allow removing all the terms from a query if it contains a phrase

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This commit is contained in:
Loïc Lecrenier 2023-04-03 09:18:02 +02:00
parent 24e5f6f7a9
commit 58fe260c72
1 changed files with 11 additions and 13 deletions
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22
milli/src/search/new/query_graph.rs
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@ -322,33 +322,31 @@ impl QueryGraph {
return vec![];
}
let cost_of_term_idx = |term_idx: u8| {
if term_idx == first_term_idx {
None
} else {
let rank = 1 + last_term_idx - term_idx;
Some(rank as u16)
}
rank as u16
};
let mut nodes_to_remove = BTreeMap::<u16, SmallBitmap<QueryNode>>::new();
'outer: for (node_id, node) in self.nodes.iter() {
let mut at_least_one_phrase = false;
for (node_id, node) in self.nodes.iter() {
let QueryNodeData::Term(t) = &node.data else { continue };
if ctx.term_interner.get(t.term_subset.original).zero_typo.phrase.is_some() {
at_least_one_phrase = true;
continue;
}
let mut cost = 0;
for id in t.term_ids.clone() {
if let Some(t_cost) = cost_of_term_idx(id) {
cost = std::cmp::max(cost, t_cost);
} else {
continue 'outer;
}
cost = std::cmp::max(cost, cost_of_term_idx(id));
}
nodes_to_remove
.entry(cost)
.or_insert_with(|| SmallBitmap::for_interned_values_in(&self.nodes))
.insert(node_id);
}
nodes_to_remove.into_values().collect()
let mut res: Vec<_> = nodes_to_remove.into_values().collect();
if !at_least_one_phrase {
res.pop();
}
res
}
}