Fix set operations thinko

pull/4006/head
Erik Johnston 2018-10-29 14:21:43 +00:00
parent f4f223aa44
commit 664b192a3b
1 changed files with 4 additions and 3 deletions

View File

@ -1293,10 +1293,11 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore):
retcols=("prev_state_group", "state_group",),
)
next_to_search.update(row["state_group"] for row in rows)
prevs = set(row["state_group"] for row in rows)
# We don't bother re-handling groups we've already seen
next_to_search -= state_groups_seen
state_groups_seen |= next_to_search
prevs -= state_groups_seen
next_to_search |= prevs
state_groups_seen |= prevs
for row in rows:
# Note: Each state group can have at most one prev group