d

cmdlets/delete_tag.py

@@ -2,6 +2,7 @@ from __future__ import annotations
 
 from typing import Any, Dict, Sequence
 import json
+import sys
 
 from . import register
 import models
@@ -219,6 +220,12 @@ def _process_deletion(tags: list[str], hash_hex: str | None, file_path: str | No
     
     if not tags:
         return False
+
+    # Safety: block deleting title: without replacement to avoid untitled files
+    title_tags = [t for t in tags if isinstance(t, str) and t.lower().startswith("title:")]
+    if title_tags:
+        log("Cannot delete title: tag without replacement. Use add-tag \"title:new title\" instead.", file=sys.stderr)
+        return False
         
     if not hash_hex and not file_path:
         log("Item does not include a hash or file path")