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Check if a child is a new child before calling moveBefore #32567

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Merged
merged 1 commit into from
Mar 10, 2025
Merged

Check if a child is a new child before calling moveBefore #32567

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10 changes: 5 additions & 5 deletions packages/react-dom-bindings/src/client/ReactFiberConfigDOM.js
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Original file line number Diff line number Diff line change
Expand Up @@ -808,7 +808,7 @@ export function appendChild(
parentInstance: Instance,
child: Instance | TextInstance,
): void {
if (supportsMoveBefore) {
if (supportsMoveBefore && child.parentNode !== null) {
// $FlowFixMe[prop-missing]: We've checked this with supportsMoveBefore.
parentInstance.moveBefore(child, null);
} else {
Expand All @@ -828,7 +828,7 @@ export function appendChildToContainer(
container.nodeType === COMMENT_NODE
) {
parentNode = (container.parentNode: any);
if (supportsMoveBefore) {
if (supportsMoveBefore && child.parentNode !== null) {
// $FlowFixMe[prop-missing]: We've checked this with supportsMoveBefore.
parentNode.moveBefore(child, container);
} else {
Expand All @@ -840,7 +840,7 @@ export function appendChildToContainer(
} else {
parentNode = (container: any);
}
if (supportsMoveBefore) {
if (supportsMoveBefore && child.parentNode !== null) {
// $FlowFixMe[prop-missing]: We've checked this with supportsMoveBefore.
parentNode.moveBefore(child, null);
} else {
Expand Down Expand Up @@ -870,7 +870,7 @@ export function insertBefore(
child: Instance | TextInstance,
beforeChild: Instance | TextInstance | SuspenseInstance,
): void {
if (supportsMoveBefore) {
if (supportsMoveBefore && child.parentNode !== null) {
// $FlowFixMe[prop-missing]: We've checked this with supportsMoveBefore.
parentInstance.moveBefore(child, beforeChild);
} else {
Expand All @@ -896,7 +896,7 @@ export function insertInContainerBefore(
} else {
parentNode = (container: any);
}
if (supportsMoveBefore) {
if (supportsMoveBefore && child.parentNode !== null) {
// $FlowFixMe[prop-missing]: We've checked this with supportsMoveBefore.
parentNode.moveBefore(child, beforeChild);
} else {
Expand Down
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