fix: guard against non-object provide value

Author: yyx990803

src/core/instance/inject.ts

@@ -1,4 +1,4 @@
-import { warn, hasSymbol, isFunction } from '../util/index'
+import { warn, hasSymbol, isFunction, isObject } from '../util/index'
 import { defineReactive, toggleObserving } from '../observer/index'
 import type { Component } from 'types/component'
 import { provide } from 'v3/apiInject'
@@ -10,6 +10,9 @@ export function initProvide(vm: Component) {
     const provided = isFunction(provideOption)
       ? provideOption.call(vm)
       : provideOption
+    if (!isObject(provided)) {
+      return
+    }
     const keys = hasSymbol ? Reflect.ownKeys(provided) : Object.keys(provided)
     setCurrentInstance(vm)
     for (let i = 0; i < keys.length; i++) {