I wrote:
> [ let's fix this by reverting ruleutils back to using Plans not PlanStates ]
BTW, while I suspect the above wouldn't be a huge patch, it doesn't
seem trivial either. Since the issue is (a) cosmetic and (b) not new
(v11 behaves the same way), I don't think we should consider it to be
an open item for v12. I suggest leaving this as a to-do for v13.
regards, tom lane