Function createUpdate

packages/react-reconciler/src/ReactFiberClassUpdateQueue.js:210–221

(lane: Lane)

}

export function createUpdate(lane: Lane): Update<mixed> {
  const update: Update<mixed> = {
    lane,

    tag: UpdateState,
    payload: null,
    callback: null,

    next: null,
  };
  return update;
}

export function enqueueUpdate<State>(
  fiber: Fiber,