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Code Issues Releases Wiki Activity

chore: Clean up ranking functions internal names

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This commit is contained in:
Clément Renault 2018-07-05 20:22:08 +02:00
parent 23134fee02
commit e4b1bb5d26
1 changed files with 32 additions and 27 deletions
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59
src/rank.rs
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@ -39,34 +39,36 @@ impl Document {
}
fn sum_of_typos(lhs: &Document, rhs: &Document) -> Ordering {
fn sum_of_typos(doc: &Document) -> u8 {
let key = |doc: &Document| -> u8 {
GroupBy::new(&doc.matches, match_query_index).map(|m| m[0].distance).sum()
}
sum_of_typos(lhs).cmp(&sum_of_typos(rhs))
};
key(lhs).cmp(&key(rhs))
}
fn number_of_words(lhs: &Document, rhs: &Document) -> Ordering {
fn number_of_words(doc: &Document) -> usize {
let key = |doc: &Document| -> usize {
GroupBy::new(&doc.matches, match_query_index).count()
};
key(lhs).cmp(&key(rhs)).reverse()
}
fn index_proximity(lhs: u32, rhs: u32) -> u32 {
if lhs < rhs {
cmp::min(rhs - lhs, MAX_DISTANCE)
} else {
cmp::min(lhs - rhs, MAX_DISTANCE) + 1
}
number_of_words(lhs).cmp(&number_of_words(rhs)).reverse()
}
fn attribute_proximity(lhs: &Match, rhs: &Match) -> u32 {
if lhs.attribute != rhs.attribute { return MAX_DISTANCE }
index_proximity(lhs.attribute_index, rhs.attribute_index)
}
fn words_proximity(lhs: &Document, rhs: &Document) -> Ordering {
fn word_proximity(doc: &Document) -> u32 {
fn attribute_proximity(lhs: &Match, rhs: &Match) -> u32 {
fn index_proximity(lhs: u32, rhs: u32) -> u32 {
if lhs < rhs {
cmp::min(rhs - lhs, MAX_DISTANCE)
} else {
cmp::min(lhs - rhs, MAX_DISTANCE) + 1
}
}
if lhs.attribute != rhs.attribute { return MAX_DISTANCE }
index_proximity(lhs.attribute_index, rhs.attribute_index)
}
let key = |doc: &Document| -> u32 {
let mut proximity = 0;
let mut next_group_index = 0;
for group in GroupBy::new(&doc.matches, match_query_index) {
@ -78,22 +80,25 @@ fn words_proximity(lhs: &Document, rhs: &Document) -> Ordering {
}
}
proximity
}
word_proximity(lhs).cmp(&word_proximity(rhs))
};
key(lhs).cmp(&key(rhs))
}
fn sum_of_words_attribute(lhs: &Document, rhs: &Document) -> Ordering {
fn sum_attribute(doc: &Document) -> u8 {
let key = |doc: &Document| -> u8 {
GroupBy::new(&doc.matches, match_query_index).map(|m| m[0].attribute).sum()
}
sum_attribute(lhs).cmp(&sum_attribute(rhs))
};
key(lhs).cmp(&key(rhs))
}
fn sum_of_words_position(lhs: &Document, rhs: &Document) -> Ordering {
fn sum_attribute_index(doc: &Document) -> u32 {
let key = |doc: &Document| -> u32 {
GroupBy::new(&doc.matches, match_query_index).map(|m| m[0].attribute_index).sum()
}
sum_attribute_index(lhs).cmp(&sum_attribute_index(rhs))
};
key(lhs).cmp(&key(rhs))
}
fn exact(lhs: &Document, rhs: &Document) -> Ordering {