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facebook · Sep 19, 2024 · da5fa35 · da5fa35
1 parent 3c00c3a
commit da5fa35
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/packages/lexical/src/LexicalUtils.ts b/packages/lexical/src/LexicalUtils.ts
@@ -1686,6 +1686,17 @@ export function isHTMLElement(x: Node | EventTarget): x is HTMLElement {
   return x.nodeType === 1;
 }
 
+/**
+ * @param x - The element being testing
+ * @returns Returns true if x is a document fragment, false otherwise.
+ */
+export function isDocumentFragment(
+  x: Node | EventTarget,
+): x is DocumentFragment {
+  // @ts-ignore-next-line - strict check on nodeType here should filter out non-Element EventTarget implementors
+  return x.nodeType === 11;
+}
+
 /**
  *
  * @param node - the Dom Node to check