From 74b2114a6599dcf9375aa788233a7ab4c1aad0aa Mon Sep 17 00:00:00 2001
From: Hongbo Wu <hongbo@omnivore.app>
Date: Fri, 29 Sep 2023 10:59:28 +0800
Subject: [PATCH] return empty string if date variable is undefined in the
 formatDate function

---
 src/settings/template.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/settings/template.ts b/src/settings/template.ts
index c9b9608..c49b87b 100644
--- a/src/settings/template.ts
+++ b/src/settings/template.ts
@@ -123,6 +123,9 @@ function formatDateFunc() {
     // get the date and format from the text
     const [dateVariable, format] = text.split(",", 2);
     const date = render(dateVariable);
+    if (!date) {
+      return "";
+    }
     // format the date
     return formatDate(date, format);
   };