message: chore: fix ssr tests
diff: @@ -60,7 +60,8 @@ export function initState(vm: Component) {
  if (opts.data) {
  initData(vm)
  } else {
  - observe((vm._data = {}))!.vmCount++
  + const ob = observe((vm._data = {}))
  + ob && ob.vmCount++
  }
  if (opts.computed) initComputed(vm, opts.computed)
  if (opts.watch && opts.watch !== nativeWatch) {
  @@ -154,7 +155,8 @@ function initData(vm: Component) {
  }
  }
  // observe data
  - observe(data)!.vmCount++
  + const ob = observe(data)
  + ob && ob.vmCount++
  }
  export function getData(data: Function, vm: Component): any {
  