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Catch WrongDocumentError thrown by compareBoundaryPoints (#491)

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* Catch WrongDocumentError thrown by compareBoundaryPoints

* Filter error based on name
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toasted-nutbread 2020-05-02 12:59:59 -04:00 committed by GitHub
parent efa7a5ecc3
commit 51032d1eca
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1 changed files with 9 additions and 1 deletions
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10
ext/fg/js/source.js
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@ -94,7 +94,15 @@ class TextSourceRange {
this.rangeStartOffset === other.rangeStartOffset
);
} else {
return this.range.compareBoundaryPoints(Range.START_TO_START, other.range) === 0;
try {
return this.range.compareBoundaryPoints(Range.START_TO_START, other.range) === 0;
} catch (e) {
if (e.name === 'WrongDocumentError') {
// This can happen with shadow DOMs if the ranges are in different documents.
return false;
}
throw e;
}
}
}