perf(reactivity): optimize effect run condition

diff --git a/packages/reactivity/src/effect.ts b/packages/reactivity/src/effect.ts
index 351fc0c26332cdb3c8360d03721bd0e73b860001..bb4ed09fa32443262acba171a2ea544064132c0e 100644 (file)
--- a/packages/reactivity/src/effect.ts
+++ b/packages/reactivity/src/effect.ts
@@ -75,7 +75,7 @@ export class ReactiveEffect<T = any> {
     if (!this.active) {
       return this.fn()
     }
-    if (!effectStack.includes(this)) {
+    if (!effectStack.length || !effectStack.includes(this)) {
       try {
         effectStack.push((activeEffect = this))
         enableTracking()