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Require start autocomplete query byte to match a completion word start byte

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Julia 2023-01-06 22:46:32 -05:00
parent 6a57bd2794
commit 12cd712b53
1 changed files with 34 additions and 0 deletions
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34
crates/editor/src/editor.rs
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@ -827,6 +827,40 @@ impl CompletionsMenu {
})
.collect()
};
//Remove all candidates where the query's start does not match the start of any word in the candidate
if let Some(query) = query {
if let Some(&start) = query.as_bytes().get(0) {
let start = start.to_ascii_lowercase();
matches.retain(|m| {
let bytes = m.string.as_bytes();
let mut index = 0;
std::iter::from_fn(move || {
let start_index = index;
while index < bytes.len() {
let current_upper = bytes[index].is_ascii_uppercase();
let has_more = index + 1 < bytes.len();
let next_upper = has_more && bytes[index + 1].is_ascii_uppercase();
index += 1;
if !current_upper && next_upper {
return Some(&m.string[start_index..index]);
}
}
index = bytes.len();
if start_index < bytes.len() {
return Some(&m.string[start_index..]);
}
None
})
.flat_map(|w| w.split_inclusive('_'))
.any(|w| w.as_bytes().first().map(|&b| b.to_ascii_lowercase()) == Some(start))
});
}
}
matches.sort_unstable_by_key(|mat| {
let completion = &self.completions[mat.candidate_id];
(