diff options
| -rw-r--r-- | synapse/storage/state.py | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/synapse/storage/state.py b/synapse/storage/state.py index 522aaee918..d14a7b2538 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -24,6 +24,7 @@ import attr from twisted.internet import defer from synapse.api.constants import EventTypes +from synapse.api.errors import NotFoundError from synapse.storage._base import SQLBaseStore from synapse.storage.background_updates import BackgroundUpdateStore from synapse.storage.engines import PostgresEngine @@ -442,6 +443,9 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore): Returns: Deferred[unicode|None]: predecessor room id + + Raises: + NotFoundError if the room is unknown """ # Retrieve the room's create event create_event = yield self.get_create_event_for_room(room_id) @@ -457,14 +461,17 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore): room_id (str) Returns: - Deferred[EventBase|None]: The room creation event. None if can not be found + Deferred[EventBase]: The room creation event. + + Raises: + NotFoundError if the room is unknown """ state_ids = yield self.get_current_state_ids(room_id) create_id = state_ids.get((EventTypes.Create, "")) # If we can't find the create event, assume we've hit a dead end if not create_id: - defer.returnValue(None) + raise NotFoundError("Unknown room %s" % (room_id)) # Retrieve the room's create event and return create_event = yield self.get_event(create_id) |