Fine-tune the type narrowing

sakurai-youhei · sakurai-youhei · commit f5340e01dc0a · 2024-04-25T19:35:03.000+09:00
diff --git a/src/components/date_picker/super_date_picker/date_popover/absolute_tab.tsx b/src/components/date_picker/super_date_picker/date_popover/absolute_tab.tsx
@@ -122,7 +122,7 @@ export class EuiAbsoluteTab extends Component<
     let valueAsMoment = moment(
       textInputValue,
       dateFormat,
-      typeof locale === 'string' ? locale : undefined,
+      typeof locale === 'string' ? locale : 'en', // Narrow the union type to string
       true
     );
     let dateIsValid = valueAsMoment.isValid();
