true when capability advertises at least required. The modes are additive, so a rollback source also supports diff, history, and as_of. A none source never satisfies any positive requirement.
true
capability
required
rollback
diff
history
as_of
none
truewhencapabilityadvertises at leastrequired. The modes are additive, so arollbacksource also supportsdiff,history, andas_of. Anonesource never satisfies any positive requirement.