fix: QTree children type safety #15991 (#15992)

quasarframework · Jun 22, 2023 · b92d3b0 · b92d3b0
1 parent 8653eb0
commit b92d3b0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ui/src/components/tree/QTree.js b/ui/src/components/tree/QTree.js
@@ -140,7 +140,7 @@ export default createComponent({
         const tickStrategy = node.tickStrategy || (parent ? parent.tickStrategy : props.tickStrategy)
         const
           key = node[ props.nodeKey ],
-          isParent = node[ props.childrenKey ] && node[ props.childrenKey ].length !== 0,
+          isParent = node[ props.childrenKey ] && Array.isArray(node[ props.childrenKey ]) && node[ props.childrenKey ].length !== 0,
           selectable = node.disabled !== true && hasSelection.value === true && node.selectable !== false,
           expandable = node.disabled !== true && node.expandable !== false,
           hasTicking = tickStrategy !== 'none',