fix(runtime-core): handle invalid values in callWithAsyncErrorHandling

packages/runtime-core/src/errorHandling.ts

@@ -2,7 +2,7 @@ import { pauseTracking, resetTracking } from '@vue/reactivity'
 import type { VNode } from './vnode'
 import type { ComponentInternalInstance } from './component'
 import { popWarningContext, pushWarningContext, warn } from './warning'
-import { isFunction, isPromise } from '@vue/shared'
+import { isArray, isFunction, isPromise } from '@vue/shared'
 import { LifecycleHooks } from './enums'
 
 // contexts where user provided function may be executed, in addition to
@@ -79,7 +79,7 @@ export function callWithAsyncErrorHandling(
   instance: ComponentInternalInstance | null,
   type: ErrorTypes,
   args?: unknown[],
-): any[] {
+): any {
   if (isFunction(fn)) {
     const res = callWithErrorHandling(fn, instance, type, args)
     if (res && isPromise(res)) {
@@ -90,11 +90,17 @@ export function callWithAsyncErrorHandling(
     return res
   }
 
-  const values = []
-  for (let i = 0; i < fn.length; i++) {
-    values.push(callWithAsyncErrorHandling(fn[i], instance, type, args))
+  if (isArray(fn)) {
+    const values = []
+    for (let i = 0; i < fn.length; i++) {
+      values.push(callWithAsyncErrorHandling(fn[i], instance, type, args))
+    }
+    return values
+  } else if (__DEV__) {
+    warn(
+      `Invalid value type passed to callWithAsyncErrorHandling(): ${typeof fn}`,
+    )
   }
-  return values
 }
 
 export function handleError(