Fix : Can't convert paragraph into a header if the first child of the…

… paragraph is a LineBreakNode (#4776)
facebook · Jul 17, 2023 · ccf8bf3 · ccf8bf3 · vercel · Jul 17, 2023
1 parent cae9891
commit ccf8bf3
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/lexical-selection/src/range-selection.ts b/packages/lexical-selection/src/range-selection.ts
@@ -24,6 +24,7 @@ import {
   $isDecoratorNode,
   $isElementNode,
   $isLeafNode,
+  $isLineBreakNode,
   $isRangeSelection,
   $isRootNode,
   $isRootOrShadowRoot,
@@ -92,7 +93,10 @@ function isBlock(node: LexicalNode): boolean {
 
   const firstChild = node.getFirstChild();
   const isLeafElement =
-    firstChild === null || $isTextNode(firstChild) || firstChild.isInline();
+    firstChild === null ||
+    $isLineBreakNode(firstChild) ||
+    $isTextNode(firstChild) ||
+    firstChild.isInline();
 
   return !node.isInline() && node.canBeEmpty() !== false && isLeafElement;
 }