Clean up hashmap merge

triarius · Jul 13, 2024 · 9b077c1 · 9b077c1
1 parent 693d1e0
commit 9b077c1
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/src/passphrase.rs b/src/passphrase.rs
@@ -77,11 +77,11 @@ mod test {
  })
  .collect::<Vec<HashMap<String, usize>>>()
  .iter()
- .fold(HashMap::new(), |mut acc, h| {
- for (k, v) in h {
+ .fold(HashMap::new(), |acc, h| {
+ h.iter().fold(acc, |mut acc, (k, v)| {
  *acc.entry(k.to_owned()).or_insert(0) += v;
- }
- acc
+  acc
+ })
  });
 
  assert_eq!(histogram.values().sum::<usize>(), N, "missing samples");