computer version of Safari, Firefox reports an error: 
 
Safari:
 
 
chrome browser is completely normal, and no other browsers can be used.
import { combineReducers ,createStore,applyMiddleware,compose} from "redux"
import thunk from "redux-thunk"
import { user } from "./models/user.redux"
const reducers = combineReducers({user});
const store = createStore(reducers, compose(
    applyMiddleware(thunk),
    window.devToolsExtension ? window.devToolsExtension() : () => {}
));
export default store
babel configuration
"babel": {
    "presets": [
      "es2015",
      "react-app",
      "stage-0"
    ],
    "plugins": [
      [
        "import",
        {
          "libraryName": "antd-mobile",
          "style": "css"
        }
      ],
      "transform-decorators-legacy"
    ]
  },