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state-res: Filter out Nones from conflicted_state earlier

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Jonas Platte 2021-09-07 13:45:54 +02:00
parent b31065827b
commit d60b7bf814
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GPG Key ID: CC154DE0E30B7C67
1 changed files with 3 additions and 5 deletions
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8
crates/ruma-state-res/src/lib.rs
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@ -82,7 +82,7 @@ where
// synapse says `full_set = {eid for eid in full_conflicted_set if eid in event_map}`
let all_conflicted: HashSet<_> = get_auth_chain_diff(auth_chain_sets)
// FIXME: Use into_values() once MSRV >= 1.54
.chain(conflicting.into_iter().flat_map(|(_k, v)| v).flatten())
.chain(conflicting.into_iter().flat_map(|(_k, v)| v))
// Don't honor events we cannot "verify"
.filter(|id| fetch_event(id).is_some())
.collect();
@ -159,9 +159,7 @@ where
/// State is determined to be conflicting if for the given key (EventType, StateKey) there is not
/// exactly one eventId. This includes missing events, if one state_set includes an event that none
/// of the other have this is a conflicting event.
pub fn separate(
state_sets: &[StateMap<EventId>],
) -> (StateMap<EventId>, StateMap<Vec<Option<EventId>>>) {
pub fn separate(state_sets: &[StateMap<EventId>]) -> (StateMap<EventId>, StateMap<Vec<EventId>>) {
info!("separating {} sets of events into conflicted/unconflicted", state_sets.len());
let mut unconflicted_state = StateMap::new();
@ -179,7 +177,7 @@ pub fn separate(
unconflicted_state.insert(key.clone(), id.clone());
} else {
conflicted_state
.insert(key.clone(), event_ids.into_iter().map(|o| o.cloned()).collect());
.insert(key.clone(), event_ids.into_iter().filter_map(|o| o.cloned()).collect());
}
}