From 3dd2cadb9bb2be6aa09d6c34ad27bd2c844f150e Mon Sep 17 00:00:00 2001
From: IanM <16573496+imorland@users.noreply.github.com>
Date: Wed, 30 Nov 2022 16:39:32 +0000
Subject: [PATCH] fix: `undefined` showing in dropdown active title (#3700)

---
 framework/core/js/src/common/components/SelectDropdown.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/framework/core/js/src/common/components/SelectDropdown.tsx b/framework/core/js/src/common/components/SelectDropdown.tsx
index 66c66fef5..65ea46df5 100644
--- a/framework/core/js/src/common/components/SelectDropdown.tsx
+++ b/framework/core/js/src/common/components/SelectDropdown.tsx
@@ -21,11 +21,11 @@ function isActive(vnode: Mithril.Children): boolean {
   // Allow non-selectable dividers/headers to be added.
   if (typeof tag === 'string' && tag !== 'a' && tag !== 'button') return false;
 
-  if (typeof tag === 'object' && 'initAttrs' in tag) {
+  if ((typeof tag === 'object' || typeof tag === 'function') && 'initAttrs' in tag) {
     (tag as unknown as typeof Component).initAttrs(vnode.attrs);
   }
 
-  return typeof tag === 'object' && 'isActive' in tag ? (tag as any).isActive(vnode.attrs) : vnode.attrs.active;
+  return (typeof tag === 'object' || typeof tag === 'function') && 'isActive' in tag ? (tag as any).isActive(vnode.attrs) : vnode.attrs.active;
 }
 
 export interface ISelectDropdownAttrs extends IDropdownAttrs {