That's very true and a good practice to follow.
I observed that a type safe implementation ensures that client is equipped to use that knowledge and handle those cases explicitly, so I considered it predictable behaviour.
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[User]means the array can contain null or even the whole thing could be null instead of array.That's very true and a good practice to follow.
I observed that a type safe implementation ensures that client is equipped to use that knowledge and handle those cases explicitly, so I considered it predictable behaviour.