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Add guard rail to dropdown keyhandler

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This commit is contained in:
Patrick H. Lauke 2022-12-29 12:50:43 +00:00 committed by GeoSot
parent c735b2e196
commit cedd335da8
1 changed files with 4 additions and 0 deletions
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4
js/src/dropdown.js
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@ -416,6 +416,10 @@ class Dropdown extends BaseComponent {
SelectorEngine.next(this, SELECTOR_DATA_TOGGLE)[0] ||
SelectorEngine.findOne(SELECTOR_DATA_TOGGLE, event.delegateTarget.parentNode))
if (getToggleButton === null) {
return
}
const instance = Dropdown.getOrCreateInstance(getToggleButton)
if (isUpOrDownEvent) {