Merge pull request #99 from github/early_return_if_undefined_tab

Return early if tab or panel are undefined
github · Jun 20, 2024 · e0a9011 · e0a9011
2 parents 98f5d77 + 13de837
commit e0a9011
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/tab-container-element.ts b/src/tab-container-element.ts
@@ -373,6 +373,9 @@ export class TabContainerElement extends HTMLElement {
     const selectedTab = tabs[index]
     const selectedPanel = panels[index]
 
+    if (!selectedTab) return
+    if (!selectedPanel) return
+
     if (this.#setupComplete) {
       const cancelled = !this.dispatchEvent(
         new TabContainerChangeEvent('tab-container-change', {