fix(reactivity): fix memory leak by updating dep.subsHead on sub removal

ref #11956
vuejs · Sep 20, 2024 · 1d9c53d · 1d9c53d
1 parent f927a4a
commit 1d9c53d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/packages/reactivity/src/effect.ts b/packages/reactivity/src/effect.ts
@@ -413,6 +413,10 @@ function removeSub(link: Link) {
     // was previous tail, point new tail to prev
     dep.subs = prevSub
   }
+  if (dep.subsHead === link) {
+    // was previous head, point new head to next
+    dep.subsHead = nextSub
+  }
 
   if (!dep.subs && dep.computed) {
     // last subscriber removed