add isElement function

onokumus · Apr 12, 2020 · 53c05ff · 53c05ff
1 parent 8b90daa
commit 53c05ff
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/util.ts b/src/util.ts
@@ -1,4 +1,4 @@
-export function getSelectorFromElement(element: HTMLElement): string {
+export function getSelectorFromElement(element: Element): string | null {
   let selector = element.getAttribute("data-target");
   if (!selector || selector === "#") {
     selector = element.getAttribute("href") || "";
@@ -26,3 +26,7 @@ export function selectorArray(arrs: any[]): any[] {
   }
   return divArr;
 }
+
+export function isElement(element: unknown): element is Element {
+  return Boolean((element as Element).classList);
+}