fix(model+query): make findOne(null)
, find(null)
, etc. throw an error instead of returning first doc
#15019
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Re: #14948
Summary
As we found out in #14948,
findOne(null)
throws an error with the MongoDB Node driver, but Mongoose treats it asfindOne({})
. I do think that makingfindOne(null)
andfindOne(undefined)
throw an error is more correct (while still allowingfindOne({})
andfindOne()
to return the first doc), and I think this change is a step in the right direction, but I'm wondering if we should put this in a minor release 8.10, or hold off until 9.0?Examples