dont crash with null-ref (#12274)

This commit is contained in:
Hinaloe 2019-11-04 20:58:19 +09:00 committed by Eugen Rochko
parent 3b609da9bd
commit 8568018935

View file

@ -164,8 +164,10 @@ class SwitchingColumnsArea extends React.PureComponent {
}
setRef = c => {
if (c) {
this.node = c.getWrappedInstance();
}
}
render () {
const { children } = this.props;