Could topNode get a nodeView or at least a custom ignoreMutation?

I tried setting a nodeView on the document topNode but it is not instantiated; indeed, it seems to be by design (docViewDesc is not customNodeViewDesc).

However being able to override ignoreMutation method like in a nodeView would be so cool.

Before submitting a PR i want to make sure there’s no other way ?

I added a PR to reflect what i have in mind: