[bugfix](Hover): Fix the hover errors

Thomas Lacroix · Thomas Lacroix · commit e451e40f0a62 · 2017-01-13T12:02:54.000+01:00
diff --git a/src/utils/tree-data-utils.js b/src/utils/tree-data-utils.js
@@ -610,7 +610,8 @@ function addNodeAtDepthAndIndex({
     }
 
     // If the current position is the only possible place to add, add it
-    if (currentIndex >= minimumTreeIndex - 1 || (isLastChild && !node.children)) {
+    if (currentIndex >= minimumTreeIndex - 1
+      || (isLastChild && !(node.children && node.children.length))) {
         if (typeof node.children === 'function') {
             throw new Error('Cannot add to children defined by a function');
         } else {

Original file line number	Diff line number	Diff line change
`@@ -610,7 +610,8 @@ function addNodeAtDepthAndIndex({`
`610`	`610`	`}`
`611`	`611`
`612`	`612`	`// If the current position is the only possible place to add, add it`
`613`		`- if (currentIndex >= minimumTreeIndex - 1 \|\| (isLastChild && !node.children)) {`
	`613`	`+ if (currentIndex >= minimumTreeIndex - 1`
	`614`	`+ \|\| (isLastChild && !(node.children && node.children.length))) {`
`614`	`615`	`if (typeof node.children === 'function') {`
`615`	`616`	`throw new Error('Cannot add to children defined by a function');`
`616`	`617`	`} else {`