githubmr/facebook-react: The library for web and native user interfaces.

packages/react-reconciler/src/ReactFiberShellHydration.js

19 строк635 B

Andrew Clark

Allow updating dehydrated root at lower priority without forcing client render (#24082)

20 мар 2022, 23:18

20 мар 2022, 23:182e0d86d

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow
 */

import type {FiberRoot} from './ReactInternalTypes';
import type {RootState} from './ReactFiberRoot.new';

// This is imported by the event replaying implementation in React DOM. It's
// in a separate file to break a circular dependency between the renderer and
// the reconciler.
export function isRootDehydrated(root: FiberRoot) {
  const currentState: RootState = root.current.memoizedState;
  return currentState.isDehydrated;
}