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VecVersion: make it read-only, only the latest version can be modified

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Egor Suvorov
2022-11-24 01:28:13 +02:00
parent 45617ceaef
commit e5550a01b0
3 changed files with 108 additions and 56 deletions
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libs/persistent_range_query/tests/rsq_test.rs
+3 -3
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@@ -1,7 +1,7 @@
use persistent_range_query::naive::*;
use persistent_range_query::ops::rsq::*;
use persistent_range_query::ops::SameElementsInitializer;
use persistent_range_query::{PersistentVecStorage, VecVersion};
use persistent_range_query::{PersistentVecStorage, VecReadableVersion};
use std::ops::Range;
#[derive(Copy, Clone, Debug)]
@@ -25,13 +25,13 @@ impl SumOfSameElements<K> for i32 {
#[test]
fn test_naive() {
let mut s: NaiveVecVersion<AddAssignModification<i32>, _> =
let mut s: NaiveVecStorage<AddAssignModification<i32>, _, _> =
NaiveVecStorage::new(K(0)..K(12), SameElementsInitializer::new(0i32));
assert_eq!(*s.get(K(0)..K(12)).sum(), 0);
s.modify(K(2)..K(5), AddAssignModification::Add(3));
assert_eq!(*s.get(K(0)..K(12)).sum(), 3 + 3 + 3);
let s_old = s.clone();
let s_old = s.freeze();
s.modify(K(3)..K(6), AddAssignModification::Assign(10));
assert_eq!(*s.get(K(0)..K(12)).sum(), 3 + 10 + 10 + 10);