Return empty string if transformer gets invalid date

sveltia · Jan 31, 2025 · d001fff · d001fff
1 parent 60b9d6d
commit d001fff
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Showing 2 changed files with 14 additions and 1 deletion.
diff --git a/src/lib/services/contents/entry/transformations.js b/src/lib/services/contents/entry/transformations.js
@@ -39,7 +39,13 @@ export const applyTransformation = ({ fieldConfig, value, transformation }) => {
       (dateOnly && !!slugPartStr.match(/^\d{4}-[01]\d-[0-3]\d$/)) ||
       (dateOnly && !!slugPartStr.match(/T\d{2}:\d{2}(?::\d{2})?(?:\.\d+)?Z$/));
 
-    return (useUTC ? moment.utc : moment)(slugPartStr).format(format);
+    const date = (useUTC ? moment.utc : moment)(slugPartStr);
+
+    if (date.isValid()) {
+      return date.format(format);
+    }
+
+    return '';
   }
 
   const defaultTransformer = transformation.match(defaultRegex);

diff --git a/src/lib/services/contents/entry/transformations.spec.js b/src/lib/services/contents/entry/transformations.spec.js
@@ -131,5 +131,12 @@ describe('Test applyTransformation()', () => {
         fieldConfig: { name: 'date', widget: 'datetime', time_format: false },
       }),
     ).toBe('January 23, 2024 12:00 AM');
+    // Invalid date
+    expect(
+      applyTransformation({
+        value: '',
+        transformation: "date('LL')",
+      }),
+    ).toBe('');
   });
 });