fix: avoid breaking avoriaz edge case

yyx990803 · yyx990803 · commit 9011b83db79c · 2019-02-08T16:11:41.000-05:00
diff --git a/src/core/vdom/helpers/normalize-scoped-slots.js b/src/core/vdom/helpers/normalize-scoped-slots.js
@@ -32,7 +32,9 @@ export function normalizeScopedSlots (
       res[key] = proxyNormalSlot(normalSlots, key)
     }
   }
-  if (slots) {
+  // avoriaz seems to mock a non-extensible $scopedSlots object
+  // and when that is passed down this would cause an error
+  if (Object.isExtensible(slots)) {
     (slots: any)._normalized = res
   }
   def(res, '$stable', slots ? !!slots.$stable : true)

Original file line number	Diff line number	Diff line change
`@@ -32,7 +32,9 @@ export function normalizeScopedSlots (`
`32`	`32`	`res[key] = proxyNormalSlot(normalSlots, key)`
`33`	`33`	`}`
`34`	`34`	`}`
`35`		`- if (slots) {`
	`35`	`+ // avoriaz seems to mock a non-extensible $scopedSlots object`
	`36`	`+ // and when that is passed down this would cause an error`
	`37`	`+ if (Object.isExtensible(slots)) {`
`36`	`38`	`(slots: any)._normalized = res`
`37`	`39`	`}`
`38`	`40`	`def(res, '$stable', slots ? !!slots.$stable : true)`