recursivelyTraverseAfterMutationEffects() — react Function Reference

Source Code

packages/react-reconciler/src/ReactFiberCommitWork.js lines 2785–2803

function recursivelyTraverseAfterMutationEffects(
  root: FiberRoot,
  parentFiber: Fiber,
  lanes: Lanes,
) {
  // We need to visit the same nodes that we visited in the before mutation phase.
  if (parentFiber.subtreeFlags & BeforeAndAfterMutationTransitionMask) {
    let child = parentFiber.child;
    while (child !== null) {
      commitAfterMutationEffectsOnFiber(child, root, lanes);
      child = child.sibling;
    }
  } else {
    // Nothing has changed in this subtree, but the parent may have still affected
    // its size and position. We need to measure this and if not, restore it to
    // not animate.
    measureNestedViewTransitions(parentFiber, false);
  }
}