From 54905c502c5e6de5516e36ddcd4969893572baa5 Mon Sep 17 00:00:00 2001
From: Shinya Fujino
Date: Fri, 16 Jun 2023 00:15:16 +0900
Subject: Encode heading id when finding current link (#216)

---
 .changeset/orange-moose-impress.md                             | 5 +++++
 packages/starlight/components/TableOfContents/starlight-toc.ts | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/orange-moose-impress.md

diff --git a/.changeset/orange-moose-impress.md b/.changeset/orange-moose-impress.md
new file mode 100644
index 00000000..9aa06f0e
--- /dev/null
+++ b/.changeset/orange-moose-impress.md
@@ -0,0 +1,5 @@
+---
+"@astrojs/starlight": patch
+---
+
+Encode heading id when finding current link
diff --git a/packages/starlight/components/TableOfContents/starlight-toc.ts b/packages/starlight/components/TableOfContents/starlight-toc.ts
index f327ff71..ffe7d68e 100644
--- a/packages/starlight/components/TableOfContents/starlight-toc.ts
+++ b/packages/starlight/components/TableOfContents/starlight-toc.ts
@@ -60,7 +60,7 @@ export class StarlightTOC extends HTMLElement {
         if (!isIntersecting) continue;
         const heading = getElementHeading(target);
         if (!heading) continue;
-        const link = links.find((link) => link.hash === '#' + heading.id);
+        const link = links.find((link) => link.hash === '#' + encodeURIComponent(heading.id));
         if (link) {
           this.current = link;
           break;
-- 
cgit