findTransition method

Transition? findTransition(
  1. EventNode? ev
)

Implementation

Transition findTransition(EventNode ev) {
  var prev = root;
  var here = root.next;

  while (here != null) {
    if (findTransitionPredicate(ev, here)) break;

    prev = here;
    here = here.next;
  }

  return Transition(
      before: prev == root ? null : prev.ev,
      after: here != null ? here.ev : null,
      prev: prev,
      here: here);
}