From 04f177cbd43238bd4ea345d35ef973a8b7590f0c Mon Sep 17 00:00:00 2001
From: godot42 <79260851+godotc@users.noreply.github.com>
Date: Thu, 25 Apr 2024 10:33:32 +0800
Subject: [PATCH] Improved resilience of tags plugin (#7098)

---
 src/plugins/tags/plugin.py | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/plugins/tags/plugin.py b/src/plugins/tags/plugin.py
index 6b2b529b6..084b59cb4 100644
--- a/src/plugins/tags/plugin.py
+++ b/src/plugins/tags/plugin.py
@@ -97,8 +97,10 @@ class TagsPlugin(BasePlugin[TagsConfig]):
             return self._render_tag_index(markdown)
 
         # Add page to tags index
-        for tag in page.meta.get("tags", []):
-            self.tags[tag].append(page)
+        tags = page.meta.get("tags", [])
+        if tags:
+            for tag in tags:
+                self.tags[tag].append(page)
 
     # Inject tags into page (after search and before minification)
     def on_page_context(self, context, page, config, nav):
@@ -110,7 +112,8 @@ class TagsPlugin(BasePlugin[TagsConfig]):
             return
 
         # Provide tags for page
-        if "tags" in page.meta:
+        context["tags"] =[]
+        if "tags" in page.meta and page.meta["tags"]:
             context["tags"] = [
                 self._render_tag(tag)
                     for tag in page.meta["tags"]