From c7def730c3d9266e7573b91e16e00dd2f3f3350b Mon Sep 17 00:00:00 2001
From: Sascha <43013380+szsascha@users.noreply.github.com>
Date: Wed, 17 Aug 2022 20:20:06 +0200
Subject: [PATCH] feat(theme): extend titleTemplate by replacing the title
 (#1200)

---
 src/shared/shared.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/shared/shared.ts b/src/shared/shared.ts
index 71c167ca..2bb1637d 100644
--- a/src/shared/shared.ts
+++ b/src/shared/shared.ts
@@ -104,6 +104,11 @@ export function resolveSiteDataByRoute(
 export function createTitle(siteData: SiteData, pageData: PageData): string {
   const title = pageData.title || siteData.title
   const template = pageData.titleTemplate ?? siteData.titleTemplate
+
+  if (typeof template === 'string' && template.includes(':title')) {
+    return template.replace(/:title/g, title)
+  }
+
   const templateString = createTitleTemplate(siteData.title, template)
 
   return `${title}${templateString}`