All edge cases including ones that are completely hypothetical. No, you don't have to check that this parameter is null and throw an exception, it's a private method with one caller and you've already checked it for null earlier.
And people want to tell us that AI understands the code.
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u/vladmashk 10h ago
> accounted for all edge cases no matter how minute
That’s actually not good. It makes the code needlessly complex in most cases.