From 398fc794c87cf396d4d8af7f5720e20eb4308293 Mon Sep 17 00:00:00 2001
From: ysak-y <yoshiaki.0614@gmail.com>
Date: Tue, 8 Oct 2024 23:01:49 +0900
Subject: [PATCH] fix: Use optional chain when access to block map entity

---
 src/utils.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/utils.ts b/src/utils.ts
index b852d28..55001e0 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -14,7 +14,7 @@ const groupBlockContent = (blockMap: BlockMapType): string[][] => {
   let index = -1;
 
   Object.keys(blockMap).forEach(id => {
-    blockMap[id].value.content?.forEach(blockId => {
+    blockMap[id]?.value.content?.forEach(blockId => {
       const blockType = blockMap[blockId]?.value?.type;
 
       if (blockType && blockType !== lastType) {