From 9efc6318678d479c0d40fc744252e5d14d2d0093 Mon Sep 17 00:00:00 2001
From: yudai hiyama <yudai1204h@gmail.com>
Date: Mon, 3 Feb 2025 17:41:08 +0900
Subject: [PATCH] fix

---
 src/components/tool/texCommon.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/components/tool/texCommon.ts b/src/components/tool/texCommon.ts
index efe20fc..657f089 100644
--- a/src/components/tool/texCommon.ts
+++ b/src/components/tool/texCommon.ts
@@ -85,7 +85,9 @@ export const makeShorter = (
         rawTitle.match(/^{+/)?.[0].length ?? 0,
         rawTitle.match(/}+$/)?.[0].length ?? 0,
       );
-      entry.fields.title = `{${rawTitle.slice(bracketCount, -bracketCount)}}`;
+      if (bracketCount !== 0) {
+        entry.fields.title = `{${rawTitle.slice(bracketCount, -bracketCount)}}`;
+      }
     }
 
     // booktitleがあってseriesがあった場合は、booktitleをseriesにしてseriesを削除（zipMode時）