Allow unique selector fn to return undefined

oaf-project · Jan 28, 2023 · 892bd8d · 892bd8d
1 parent 6740b3c
commit 892bd8d
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/page-state.ts b/src/page-state.ts
@@ -24,7 +24,7 @@ export type PageState = ScrollPosition & {
  * Get the current page state.
  */
 export const getPageState = (
-  unique: (element: Element) => Selector,
+  unique: (element: Element) => Selector | undefined,
 ): PageState => {
   const focusSelector =
     document.activeElement !== null

diff --git a/src/router-settings.ts b/src/router-settings.ts
@@ -41,7 +41,7 @@ export type RouterSettings<Location> = {
   readonly focusAndScrollIntoViewIfRequired: typeof focusAndScrollIntoViewIfRequired;
   readonly resetFocus: typeof resetFocus;
   readonly setTitle: typeof setTitle;
-  readonly unique: (element: Element) => Selector;
+  readonly unique: (element: Element) => Selector | undefined;
 };
 
 export const defaultSettings: RouterSettings<unknown> = {