fix: ensure only nromalize a scoped slot when it is present

vuejs · Jan 10, 2019 · 5fb23d4 · 5fb23d4
1 parent 4c2c6f0
commit 5fb23d4
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/core/vdom/helpers/normalize-scoped-slots.js b/src/core/vdom/helpers/normalize-scoped-slots.js
@@ -12,7 +12,9 @@ export function normalizeScopedSlots (
   } else {
     res = {}
     for (const key in slots) {
-      res[key] = normalizeScopedSlot(slots[key])
+      if (slots[key]) {
+        res[key] = normalizeScopedSlot(slots[key])
+      }
     }
   }
   // expose normal slots on scopedSlots