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Wording tweaks/comments for clarity

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This commit is contained in:
Damien Elmes 2025-09-27 13:39:46 +07:00
parent 73cc27ad39
commit e3959e1c27
1 changed files with 7 additions and 3 deletions
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10
rslib/src/scheduler/fsrs/memory_state.rs
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@ -136,14 +136,18 @@ impl Collection {
let deckconfig_id = deck.config_id().unwrap(); let deckconfig_id = deck.config_id().unwrap();
// reschedule it // reschedule it
let original_interval = card.interval; let original_interval = card.interval;
let greater_than_last = |interval: u32| { let min_interval = |interval: u32| {
let previous_interval = let previous_interval =
last_info.previous_interval.unwrap_or(0); last_info.previous_interval.unwrap_or(0);
if interval > previous_interval { if interval > previous_interval {
// interval grew; don't allow fuzzed interval to
// be less than previous+1
previous_interval + 1 previous_interval + 1
} else { } else {
// interval shrunk; don't restrict negative fuzz
0 0
} }
.max(1)
}; };
let interval = fsrs.next_interval( let interval = fsrs.next_interval(
Some(state.stability), Some(state.stability),
@ -155,7 +159,7 @@ impl Collection {
.and_then(|r| { .and_then(|r| {
r.find_interval( r.find_interval(
interval, interval,
greater_than_last(interval as u32).max(1), min_interval(interval as u32),
req.max_interval, req.max_interval,
days_elapsed as u32, days_elapsed as u32,
deckconfig_id, deckconfig_id,
@ -166,7 +170,7 @@ impl Collection {
with_review_fuzz( with_review_fuzz(
card.get_fuzz_factor(true), card.get_fuzz_factor(true),
interval, interval,
greater_than_last(interval as u32).max(1), min_interval(interval as u32),
req.max_interval, req.max_interval,
) )
}); });