Function processRootScheduleInMicrotask

docs/index.js:14876–14901

()

  }
}
function processRootScheduleInMicrotask() {
  mightHavePendingSyncWork = didScheduleMicrotask = !1;
  var syncTransitionLanes = 0;
  0 !== currentEventTransitionLane &&
    (shouldAttemptEagerTransition() &&
      (syncTransitionLanes = currentEventTransitionLane),
    (currentEventTransitionLane = 0));
  for (
    var currentTime = now(), prev = null, root = firstScheduledRoot;
    null !== root;

  ) {
    var next = root.next,
      nextLanes = scheduleTaskForRootDuringMicrotask(root, currentTime);
    if (0 === nextLanes)
      (root.next = null),
        null === prev ? (firstScheduledRoot = next) : (prev.next = next),
        null === next && (lastScheduledRoot = prev);
    else if (
      ((prev = root), 0 !== syncTransitionLanes || 0 !== (nextLanes & 3))
    )
      mightHavePendingSyncWork = !0;
    root = next;
  }
  flushSyncWorkAcrossRoots_impl(syncTransitionLanes, !1);
}
function scheduleTaskForRootDuringMicrotask(root, currentTime) {
  for (
    var suspendedLanes = root.suspendedLanes,