transient-scope: Return nil if all prefixes are nil

Return nil if PREFIX is nil, and there is neither a current nor active prefix. Previously this would have resulted in a type error.
magit · Nov 25, 2024 · d64b73e · d64b73e
1 parent ecdee41
commit d64b73e
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lisp/transient.el b/lisp/transient.el
@@ -3747,7 +3747,8 @@ Return the value of the corresponding object's `scope' slot."
         (and (memq (oref obj command)
                    (ensure-list prefix))
              (oref obj scope)))
-    (oref (transient-prefix-object) scope)))
+    (and-let* ((obj (transient-prefix-object)))
+      (oref obj scope))))
 
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