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Add sanity check in AccessibilityManager

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Fixes #2082
This commit is contained in:
Daniel Imms
2019-05-15 11:47:15 -07:00
parent 9cb6706e2d
commit 80025804b3
1 changed files with 5 additions and 3 deletions
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src/AccessibilityManager.ts
+5 -3
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@@ -249,9 +249,11 @@ export class AccessibilityManager extends Disposable {
const lineData = buffer.translateBufferLineToString(buffer.ydisp + i, true);
const posInSet = (buffer.ydisp + i + 1).toString();
const element = this._rowElements[i];
element.textContent = lineData.length === 0 ? Strings.blankLine : lineData;
element.setAttribute('aria-posinset', posInSet);
element.setAttribute('aria-setsize', setSize);
if (element) {
element.textContent = lineData.length === 0 ? Strings.blankLine : lineData;
element.setAttribute('aria-posinset', posInSet);
element.setAttribute('aria-setsize', setSize);
}
}
}