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protect against no parent node (#1445)

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* protect against a missing parent node during a mutation on an textNode
This commit is contained in:
David Newell
2024-04-10 16:46:06 +01:00
committed by GitHub
parent 3d1877cff8
commit 02f50d260c
2 changed files with 9 additions and 1 deletions
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5
.changeset/three-baboons-bow.md Normal file
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@@ -0,0 +1,5 @@
---
'rrweb': patch
---
fix: protect against missing parentNode

5
packages/rrweb/src/record/mutation.ts
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@@ -441,7 +441,10 @@ export default class MutationBuffer {
texts: this.texts texts: this.texts
.map((text) => { .map((text) => {
const n = text.node; const n = text.node;
if ((n.parentNode as Element).tagName === 'TEXTAREA') { if (
n.parentNode &&
(n.parentNode as Element).tagName === 'TEXTAREA'
) {
// the node is being ignored as it isn't in the mirror, so shift mutation to attributes on parent textarea // the node is being ignored as it isn't in the mirror, so shift mutation to attributes on parent textarea
this.genTextAreaValueMutation(n.parentNode as HTMLTextAreaElement); this.genTextAreaValueMutation(n.parentNode as HTMLTextAreaElement);
} }