Function includesExpiredLane

packages/react-reconciler/src/ReactFiberLane.js:691–695

(root: FiberRoot, lanes: Lanes)

}

export function includesExpiredLane(root: FiberRoot, lanes: Lanes): boolean {
  // This is a separate check from includesBlockingLane because a lane can
  // expire after a render has already started.
  return (lanes & root.expiredLanes) !== NoLanes;
}

export function isBlockingLane(lane: Lane): boolean {
  const SyncDefaultLanes =