4.18.12 fold_ongoing(Fun, Acc0, TagMatch) ¶

-spec fold_ongoing(fun((vote_info(), Acc) -> Acc),
                   Acc, _TagMatchPattern) -> Acc.

Fold over ongoing 2PC flows where the local site is either a coordinator or a participant.

Arguments:

1. Fold function
2. Initial accumulator
3. ETS match expression for filtering the tag