使用webpack设置块路径a并响应延迟代码拆分

时间:2019-04-03 21:29:31

标签: javascript reactjs webpack

我正在使用React Lazy进行基于路由的代码拆分,如下所述:https://reactjs.org/docs/code-splitting.html#route-based-code-splitting

我的路线文件如下:

import { BrowserRouter as Router, Route, Switch } from 'react-router-dom';
import React, { Suspense, lazy } from 'react';

const APage = lazy(() => import(/* webpackChunkName: "APage" */ '../pages/APage'));
const BPage = lazy(() => import(/* webpackChunkName: "BPage" */ '../pages/BPage'));

const App = () => (
  <Router>
    <Suspense fallback={<div>Loading...</div>}>
      <Switch>
        <Route exact path="/products/a" component={APage}/>
        <Route exact path="/products/b" component={BPage}/>
      </Switch>
    </Suspense>
  </Router>
);

当我编译应用程序时,它会正确生成4个JS块:

app.js
APage.js
BPage.js
APage~BPage.js

但是,当我导航至以下路径:/products/a时,由于我的组件文件位于根目录而不是'products'文件夹中,因此出现这些加载错误:

http://localhost.com:3000/products/APage~BPage.js net::ERR_ABORTED 404 (Not Found)
http://localhost.com:3000/products/APage.js net::ERR_ABORTED 404 (Not Found)

如何配置webpack / react以从站点的根目录和/或外部CDN加载组件?

1 个答案:

答案 0 :(得分:2)

在webpack的模块中添加如下输出值:

    output: {
      publicPath: '/',
      path: path.join(__dirname, 'root'),
    }