Function createFiberRoot

dash/deps/react-dom@18.2.0.js:28666–28693

(containerInfo, tag, hydrate, initialChildren, hydrationCallbacks, isStrictMode, concurrentUpdatesByDefaultOverride, // TODO: We have several of these arguments that are conceptually part of the
  // host config, but because they are passed in at runtime, we have to thread
  // them through the root constructor. Perhaps we should put them all into a
  // single type, like a DynamicHostConfig that is defined by the renderer.
  identifierPrefix, onRecoverableError, transitionCallbacks)

  }

  function createFiberRoot(containerInfo, tag, hydrate, initialChildren, hydrationCallbacks, isStrictMode, concurrentUpdatesByDefaultOverride, // TODO: We have several of these arguments that are conceptually part of the
  // host config, but because they are passed in at runtime, we have to thread
  // them through the root constructor. Perhaps we should put them all into a
  // single type, like a DynamicHostConfig that is defined by the renderer.
  identifierPrefix, onRecoverableError, transitionCallbacks) {
    var root = new FiberRootNode(containerInfo, tag, hydrate, identifierPrefix, onRecoverableError);
    // stateNode is any.


    var uninitializedFiber = createHostRootFiber(tag, isStrictMode);
    root.current = uninitializedFiber;
    uninitializedFiber.stateNode = root;

    {
      var _initialState = {
        element: initialChildren,
        isDehydrated: hydrate,
        cache: null,
        // not enabled yet
        transitions: null,
        pendingSuspenseBoundaries: null
      };
      uninitializedFiber.memoizedState = _initialState;
    }

    initializeUpdateQueue(uninitializedFiber);
    return root;
  }

  var ReactVersion = '18.2.0';