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移动到另一台机器后,反应项目出错

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我是新来的反应我在我的反应应用程序中使用带有babel加载器的webpack

我的项目运行正常,直到我更改了我的机器我已经复制了除 node_modules 之外的所有文件(用 npm install 安装)

当我试图运行或构建项目时,它正在给我错误,而这正是在旧机器正确运行

enter image description here

import React from 'react';
import ReactDOM from 'react-dom';
import App from './app.js';
import {HashRouter,Route,Switch} from 'react-router-dom';
import '../node_modules/bootstrap/dist/css/bootstrap.css'


ReactDOM.render(
    <HashRouter>
        <App />
    </HashRouter>

, document.getElementById('app'));

Rs-MacBook-Pro:intra rd $ npm start boilerplate-intranet@1.0.0 start / Users / rd / Documents / intra webpack-dev-server --open --mode developmentℹ「wds」:项目正在http运行:// localhost:8080 /ℹ「wds」:webpack输出由/ℹ「wds」提供:不是来自webpack的内容来自/ Users / rd / Documents / intra / publicℹ「wds」:404s将回退至/ index.htmlℹ「wdm」:等到捆绑完:/✖「wdm」:哈希:53cc551e031b5ed39d70版本:webpack 4.19.1时间:3596ms建于:2018-09-21 12:44:47资产大小块块名称捆绑.js 836 KiB main [emit] main Entrypoint main = bundle.js [./node_modules/ansi-html/index.js] 4.16 KiB [built] [./node_modules/ansi-regex/index.js] 135 bytes [built] [./node_modules/loglevel/lib/loglevel.js] 7.68 KiB [built] [./node_modules/punycode/punycode.js] 14.3 KiB [built] [./ node_modules / url / url.js] 22.8 KiB [built] [0] multi(webpack)-dev-server / client?http:// localhost:8080 ./s rc / index.js 40个字节 [built] [./node_modules/sockjs-client/dist/sockjs.js] 177 KiB [built] [./node_modules/strip-ansi/index.js] 161 bytes [built] [./node_modules/url/util.js] 314字节 [built] [./node_modules/webpack-dev-server/client/index.js?http://localhost:8080 ](webpack)-dev-server / client?http:// localhost:8080 7.78 KiB [built] [./node_modules/webpack-dev-server/client/overlay.js](webpack)-dev-server /client/overlay.js 3.58 KiB [built] [./node_modules/webpack-dev-server/client/socket.js](webpack)-dev-server / client / socket.js 1.05 KiB [ Build ] [./node_modules/webpack/hot sync ^ . / log $](webpack)/ hot sync nonrecursive ^ . / log $ 170 bytes [built] [./node_modules/webpack/hot/emitter.js] (webpack)/hot/emitter.js 75字节 [built] [./src/index.js] 761字节 [built] [failed] [1 error] 11个隐藏模块ERROR in ./src/ index.js模块构建失败(来自./node_modules/babel-loader/lib/index.js):SyntaxError:意外的令牌(9:4)7 | 8 | ReactDOM.render(9 | | ^ 10 | 11 | 12 | @ multi(webpack)-dev-server / client?http:// localhost:8080 ./src/index.js main1ℹ“wdm”:编译失败 .

1 回答

  • 0

    某些版本的babel-core和babel-loader不兼容,如果你不介意有特定的版本,请尝试将它们更新到最新版本

    npm install -D babel-loader @babel/core @babel/preset-env webpack
    

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