Function scheduleImmediateTask

docs/index.js:14991–14997

(cb)

  performWorkOnRoot(root, lanes, !0);
}
function scheduleImmediateTask(cb) {
  scheduleMicrotask(function () {
    0 !== (executionContext & 6)
      ? scheduleCallback$3(ImmediatePriority, cb)
      : cb();
  });
}
function requestTransitionLane() {
  0 === currentEventTransitionLane &&
    (currentEventTransitionLane = claimNextTransitionLane());