From ac75858fd276deb62f5bb2b38fa891e75c90cfba Mon Sep 17 00:00:00 2001
From: Matas <mataspss@gmail.com>
Date: Sat, 5 Apr 2025 17:48:47 +0300
Subject: [PATCH] fix: check whether the component is defined already (#337)

Co-authored-by: Matas <automatasz@users.noreply.github.com>
Co-authored-by: Katsuyuki Karasawa <4ranci0ne@gmail.com>
---
 src/components/widget/TOC.astro | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/components/widget/TOC.astro b/src/components/widget/TOC.astro
index eb555788..126809d5 100644
--- a/src/components/widget/TOC.astro
+++ b/src/components/widget/TOC.astro
@@ -256,6 +256,7 @@ class TableOfContents extends HTMLElement {
     };
 }
 
-customElements.define("table-of-contents", TableOfContents);
-
+if (!customElements.get("table-of-contents")) {
+    customElements.define("table-of-contents", TableOfContents);
+}
 </script>
\ No newline at end of file