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only detach if created before

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This commit is contained in:
Bruno Windels 2018-10-31 12:17:13 +01:00
parent ff383b4aa0
commit 1948e9bc17
1 changed files with 4 additions and 2 deletions
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2
src/components/structures/MainSplit.js
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@ -55,9 +55,11 @@ export default class MainSplit extends React.Component {
} }
componentWillUnmount() { componentWillUnmount() {
if (this.resizer) {
this.resizer.detach(); this.resizer.detach();
this.resizer = null; this.resizer = null;
} }
}
componentDidUpdate(prevProps) { componentDidUpdate(prevProps) {
const wasExpanded = !this.props.collapsedRhs && prevProps.collapsedRhs; const wasExpanded = !this.props.collapsedRhs && prevProps.collapsedRhs;