Prefer summing the attribute

This commit is contained in:
Clément Renault 2019-12-11 18:37:26 +01:00
parent 86ee0cbd6e
commit d75339a271
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@ -1,4 +1,4 @@
use std::cmp::{self, Ordering};
use std::cmp::Ordering;
use compact_arena::SmallArena;
use slice_group_by::GroupBy;
@ -32,16 +32,16 @@ impl Criterion for Attribute {
) -> Ordering
{
#[inline]
fn best_attribute(matches: &[SimpleMatch]) -> u16 {
let mut best_attribute = u16::max_value();
fn sum_of_attribute(matches: &[SimpleMatch]) -> usize {
let mut sum_of_attribute = 0;
for group in matches.linear_group_by_key(|bm| bm.query_index) {
best_attribute = cmp::min(best_attribute, group[0].attribute);
sum_of_attribute += group[0].attribute as usize;
}
best_attribute
sum_of_attribute
}
let lhs = best_attribute(&lhs.processed_matches);
let rhs = best_attribute(&rhs.processed_matches);
let lhs = sum_of_attribute(&lhs.processed_matches);
let rhs = sum_of_attribute(&rhs.processed_matches);
lhs.cmp(&rhs)
}