Function disappearLayoutEffects

packages/react-reconciler/src/ReactFiberCommitWork.js:2908–3018

(finishedWork: Fiber)

}

export function disappearLayoutEffects(finishedWork: Fiber) {
  const prevEffectStart = pushComponentEffectStart();
  const prevEffectDuration = pushComponentEffectDuration();
  const prevEffectErrors = pushComponentEffectErrors();
  const prevEffectDidSpawnUpdate = pushComponentEffectDidSpawnUpdate();
  switch (finishedWork.tag) {
    case FunctionComponent:
    case ForwardRef:
    case MemoComponent:
    case SimpleMemoComponent: {
      // TODO (Offscreen) Check: flags & LayoutStatic
      commitHookLayoutUnmountEffects(
        finishedWork,
        finishedWork.return,
        HookLayout,
      );
      recursivelyTraverseDisappearLayoutEffects(finishedWork);
      break;
    }
    case ClassComponent: {
      // TODO (Offscreen) Check: flags & RefStatic
      safelyDetachRef(finishedWork, finishedWork.return);

      const instance = finishedWork.stateNode;
      if (typeof instance.componentWillUnmount === 'function') {
        safelyCallComponentWillUnmount(
          finishedWork,
          finishedWork.return,
          instance,
        );
      }

      recursivelyTraverseDisappearLayoutEffects(finishedWork);
      break;
    }
    case HostSingleton: {
      if (supportsSingletons) {
        // TODO (Offscreen) Check: flags & RefStatic
        commitHostSingletonRelease(finishedWork);
      }
      // Expected fallthrough to HostComponent
    }
    case HostHoistable:
    case HostComponent: {
      // TODO (Offscreen) Check: flags & RefStatic
      safelyDetachRef(finishedWork, finishedWork.return);

      if (enableFragmentRefs && finishedWork.tag === HostComponent) {
        commitFragmentInstanceDeletionEffects(finishedWork);
      }

      recursivelyTraverseDisappearLayoutEffects(finishedWork);
      break;
    }
    case OffscreenComponent: {
      const isHidden = finishedWork.memoizedState !== null;
      if (isHidden) {
        // Nested Offscreen tree is already hidden. Don't disappear