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fix(cdk/platform): account for composedPath error during event replay #33409

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Merged
crisbeto merged 1 commit into from
Jun 17, 2026
+10 −3
Merged

fix(cdk/platform): account for composedPath error during event replay #33409

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13 changes: 10 additions & 3 deletions src/cdk/platform/features/shadow-dom.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -57,7 +57,14 @@ export function _getFocusedElementPierceShadowDom(): HTMLElement | null {

/** Gets the target of an event while accounting for Shadow DOM. */
export function _getEventTarget<T extends EventTarget>(event: Event): T | null {
// If an event is bound outside the Shadow DOM, the `event.target` will
// point to the shadow root so we have to use `composedPath` instead.
return (event.composedPath ? event.composedPath()[0] : event.target) as T | null;
// If an event is bound outside the Shadow DOM, the `event.target` will point to the shadow root
// so we have to use `composedPath` instead. Note that `composedPath` can throw if it's called
// during event replay (see #33386).
// TODO(crisbeto): it seems like `preventDefault` throws during replay as well.
if (event.composedPath) {
try {
return event.composedPath()[0] as T | null;
} catch {}
}
return event.target as T | null;
}
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