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Deprioritize camel case

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This change avoids scoring camel case higher than other casing
This commit is contained in:
Pascal Kuthe 2023-08-03 00:28:46 +02:00
parent 6cc59600e2
commit 960441f3b2
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1 changed files with 9 additions and 3 deletions
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12
matcher/src/score.rs
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@ -16,9 +16,15 @@ pub(crate) const PENALTY_GAP_EXTENSION: u16 = 1;
pub(crate) const BONUS_BOUNDARY: u16 = SCORE_MATCH / 2;
// Edge-triggered bonus for matches in camelCase words.
// Compared to word-boundary case, they don't accompany single-character gaps
// (e.g. FooBar vs. foo-bar), so we deduct bonus point accordingly.
pub(crate) const BONUS_CAMEL123: u16 = BONUS_BOUNDARY - PENALTY_GAP_EXTENSION;
// Their value should be BONUS_BOUNDARY - PENALTY_GAP_EXTENSION = 7.
// However, this priporitzes camel case over non-camel case.
// In fzf/skim this is not a problem since they score off the max
// consecutive bounus. However, we don't do that (because its incorrect)
// so to avoids prioritzing camel we use a lower bonus. I think that's fine
// usually camel case is wekaer boundary than actual wourd boundaries anyway
// This also has the nice sideeffect of perfectly balancing out
// camel case, snake case and the consecutive version of the word
pub(crate) const BONUS_CAMEL123: u16 = BONUS_CONSECUTIVE;
// Minimum bonus point given to characters in consecutive chunks.
// Note that bonus points for consecutive matches shouldn't have needed if we