Assert that the step != 0

2016-04-01 15:08:20 +01:00
parent 35b5c4ba1b
commit 9bc5b4c663
1 changed files with 1 additions and 0 deletions
--- a/synapse/storage/util/id_generators.py
+++ b/synapse/storage/util/id_generators.py
@@ -67,6 +67,7 @@ class StreamIdGenerator(object):
            # ... persist event ...
    """
    def __init__(self, db_conn, table, column, extra_tables=[], step=1):
+        assert step != 0
        self._lock = threading.Lock()
        self._step = step
        self._current = _load_current_id(db_conn, table, column, step)