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Sandbox: Set the style attribute of all Element child to be a live target (#72208)

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Esteban Beltran 2023-07-24 17:23:40 +02:00 committed by GitHub
parent a227dcdfcb
commit 20d7cf34b2
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1 changed files with 3 additions and 7 deletions
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10
public/app/features/plugins/sandbox/document_sandbox.ts
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@ -79,13 +79,9 @@ export function isDomElement(obj: unknown): obj is Element {
* This is necessary for plugins working with style attributes to work in Chrome * This is necessary for plugins working with style attributes to work in Chrome
*/ */
export function markDomElementStyleAsALiveTarget(el: Element) { export function markDomElementStyleAsALiveTarget(el: Element) {
if ( const style = Reflect.get(el, 'style');
// only HTMLElement's (extends Element) have a style attribute if (!Object.hasOwn(style, SANDBOX_LIVE_VALUE)) {
el instanceof HTMLElement && Reflect.defineProperty(style, SANDBOX_LIVE_VALUE, {});
// do not define it twice
!Object.hasOwn(el.style, SANDBOX_LIVE_VALUE)
) {
Reflect.defineProperty(el.style, SANDBOX_LIVE_VALUE, {});
} }
} }