This repository has been archived by the owner on Apr 4, 2023. It is now read-only.
Added null check for updateCallback on query #501
Merged
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When using the singleEvent option on a query, there are quite a few cases where we need to retrieve the data via the promise. In some of those cases, it does not make sense to also implement a callback, so a null check allows us to just pass null instead of a stub callback.