<NME> A11y.js
<BEF> ADDFILE
<MSG> fix: activedescendent

<DFF> @@ -0,0 +1,13 @@
+import { findDOMNode } from 'react-dom'
+
+/**
+ * Do a "hard" set on the aria, so that it's always announced
+ * even if the id hasn't changed, this saves us from having to have a different id
+ * per item.
+ */
+export const setActiveDescendant = (ref, activeId, visible) => {
+  if (!ref) return
+  const node = findDOMNode(ref)
+  node.removeAttribute('aria-activedescendant')
+  node.setAttribute('aria-activedescendant', visible ? activeId : '')
+}

fix: activedescendent