fix(runtime-core): delete stale slots which are present but undefined

KaelWD · KaelWD · commit 5babb1d88771 · 2022-08-17T05:21:07.000+10:00
diff --git a/packages/runtime-core/src/componentSlots.ts b/packages/runtime-core/src/componentSlots.ts
@@ -204,7 +204,7 @@ export const updateSlots = (
   // delete stale slots
   if (needDeletionCheck) {
     for (const key in slots) {
-      if (!isInternalKey(key) && !(key in deletionComparisonTarget)) {
+      if (!isInternalKey(key) && deletionComparisonTarget[key] == null) {
         delete slots[key]
       }
     }

Original file line number	Diff line number	Diff line change
`@@ -204,7 +204,7 @@ export const updateSlots = (`
`204`	`204`	`// delete stale slots`
`205`	`205`	`if (needDeletionCheck) {`
`206`	`206`	`for (const key in slots) {`
`207`		`- if (!isInternalKey(key) && !(key in deletionComparisonTarget)) {`
	`207`	`+ if (!isInternalKey(key) && deletionComparisonTarget[key] == null) {`
`208`	`208`	`delete slots[key]`
`209`	`209`	`}`
`210`	`210`	`}`