fix: handle async placeholders in normalizeScopedSlot

pi0 · pi0 · commit 08a391d93663 · 2021-03-16T13:34:03.000+01:00
diff --git a/src/core/vdom/helpers/normalize-scoped-slots.js b/src/core/vdom/helpers/normalize-scoped-slots.js
@@ -62,7 +62,7 @@ function normalizeScopedSlot(normalSlots, key, fn) {
       : normalizeChildren(res)
     return res && (
       res.length === 0 ||
-      (res.length === 1 && res[0].isComment) // #9658
+      (res.length === 1 && res[0].isComment && !isAsyncPlaceholder(res[0])) // #9658, #10391
     ) ? undefined
       : res
   }

Original file line number	Diff line number	Diff line change
`@@ -62,7 +62,7 @@ function normalizeScopedSlot(normalSlots, key, fn) {`
`62`	`62`	`: normalizeChildren(res)`
`63`	`63`	`return res && (`
`64`	`64`	`res.length === 0 \|\|`
`65`		`- (res.length === 1 && res[0].isComment) // #9658`
	`65`	`+ (res.length === 1 && res[0].isComment && !isAsyncPlaceholder(res[0])) // #9658, #10391`
`66`	`66`	`) ? undefined`
`67`	`67`	`: res`
`68`	`68`	`}`