fix: prevent infinite update loop by conditionally sending updates in WrapperField #963

CHANGELOG.md

@@ -13,6 +13,7 @@
 ### 🐞 Fixes
 
 - Fix number fields not being saved to front matter when used inside block field groups
+- [#963](https://github.com/estruyf/vscode-front-matter/issues/963): Prevent infinite update loops for fields when using Hugo partials as values in the front matter
 - [#1041](https://github.com/estruyf/vscode-front-matter/issues/1041): Fix in image page when using page bundles
 
 ## [10.10.1] - 2026-04-23

src/panelWebView/components/Fields/WrapperField.tsx

@@ -128,7 +128,12 @@ export const WrapperField: React.FunctionComponent<IWrapperFieldProps> = ({
       }).then((data) => {
         if (data.field === field.name) {
           setFieldValue(data.value);
-          onSendUpdate(field.name, data.value, parentFields);
+          // Only write back if the placeholder was actually resolved to something different,
+          // otherwise values like Hugo shortcodes ({{%...%}}) that contain {{ }} but are
+          // not FM placeholders would cause an infinite update loop.
+          if (data.value !== value) {
+            onSendUpdate(field.name, data.value, parentFields);
+          }
         }
       }).catch((err) => {
         console.error(err);