Function cloneUpdateQueue

docs/index.js:10749–10759

(current, workInProgress)

  };
}
function cloneUpdateQueue(current, workInProgress) {
  current = current.updateQueue;
  workInProgress.updateQueue === current &&
    (workInProgress.updateQueue = {
      baseState: current.baseState,
      firstBaseUpdate: current.firstBaseUpdate,
      lastBaseUpdate: current.lastBaseUpdate,
      shared: current.shared,
      callbacks: null
    });
}
function createUpdate(lane) {
  return { lane: lane, tag: 0, payload: null, callback: null, next: null };
}