check if (pos - 1) >= 0 before resolving in handleBackspace keymap he…

…lper (#4835) Co-authored-by: bdbch <6538827+bdbch@users.noreply.github.com>
ueberdosis · Apr 5, 2024 · 1439a91 · 1439a91
1 parent d6c71a8
commit 1439a91
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/core/src/extensions/keymap.ts b/packages/core/src/extensions/keymap.ts
@@ -18,7 +18,7 @@ export const Keymap = Extension.create({
         const { selection, doc } = tr
         const { empty, $anchor } = selection
         const { pos, parent } = $anchor
-        const $parentPos = $anchor.parent.isTextblock ? tr.doc.resolve(pos - 1) : $anchor
+        const $parentPos = $anchor.parent.isTextblock && pos > 0 ? tr.doc.resolve(pos - 1) : $anchor
         const parentIsIsolating = $parentPos.parent.type.spec.isolating
 
         const parentPos = $anchor.pos - $anchor.parentOffset