版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/zhangchao19890805/article/details/79299478
错误重现
文件结构：
blog108
│
├─.babelrc
├─.npmrc
├─index.template.html
├─package.json
├─webpack.config.js
├─yarn.lock
└─src
│
├─App.vue
├─home.vue
├─main.js
├─router.js
└─son.vue
.babelrc
{
"presets": [
["latest", {
"es2016": { "modules": false }
}]
]
}
.npmrc
sass_binary_site=https://npm.taobao.org/mirrors/node-sass/
phantomjs_cdnurl=https://npm.taobao.org/mirrors/phantomjs/
electron_mirror=https://npm.taobao.org/mirrors/electron/
registry=https://registry.npm.taobao.orgindex.template.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>blog105</title>
</head>
<body>
<div id="app">
<router-view></router-view>
</div>
</body>
</html>
package.json
{
"name": "blog079",
"description": "CSDN blog02",
"version": "1.0.0",
"author": "",
"private": true,
"scripts": {
"dev": "cross-env NODE_ENV=development webpack-dev-server --open --hot --port 8082",
"build": "rimraf dist && cross-env NODE_ENV=production webpack --progress --hide-modules"
},
"dependencies": {
"babel-polyfill": "^6.26.0",
"vue": "2.5.13",
"vue-router": "2.8.1"
},
"devDependencies": {
"babel-core": "6.26.0",
"babel-loader": "6.4.1",
"babel-preset-latest": "6.24.1",
"babel-preset-stage-2": "6.24.1",
"cross-env": "3.2.4",
"css-loader": "0.28.7",
"file-loader": "1.1.6",
"html-webpack-plugin": "2.30.1",
"node-sass": "4.7.2",
"rimraf": "2.6.2",
"sass-loader": "6.0.6",
"url-loader": "0.5.9",
"vue-loader": "13.6.1",
"vue-template-compiler": "2.5.13",
"webpack": "3.10.0",
"webpack-dev-server": "2.9.7"
}
}
webpack.config.js
var path = require('path')
var webpack = require('webpack')
const HTMLPlugin = require('html-webpack-plugin')
module.exports = {
entry: {
app: ['./src/main.js'],
// 把共用的库放到vendor.js里
vendor: [
'babel-polyfill',
'vue',
'vue-router'
]
},
output: {
path: path.resolve(__dirname, './dist'),
// 因为用到了 html-webpack-plugin 处理HTML文件。处理后的HTML文件都放到了
// dist文件夹里。html文件里面js的相对路径应该从使用 html-webpack-plugin 前
// 的'/dist/' 改成 '/'
publicPath: '/',
// publicPath: '/dist/',
filename: '[name].[hash].js'
// filename:'build.js'
},
module: {
rules: [
{
test: /\.vue$/,
loader: 'vue-loader',
options: {
loaders: {
// Since sass-loader (weirdly) has SCSS as its default parse mode, we map
// the "scss" and "sass" values for the lang attribute to the right configs here.
// other preprocessors should work out of the box, no loader config like this necessary.
'scss': 'vue-style-loader!css-loader!sass-loader',
'sass': 'vue-style-loader!css-loader!sass-loader?indentedSyntax'
}
// other vue-loader options go here
}
},
{
test: /\.js$/,
loader: 'babel-loader',
exclude: /node_modules/
},
// font loader
{
test: /\.(ttf|eot|woff|svg)$/i,
loader: 'url-loader'
},
// 图片处理
{
test: /\.(png|jpg|gif)$/,
loader: 'url-loader',
options: {
limit: '1000',
name: '[name].[ext]?[hash]'
}
},
{
test: /\.(docx)$/,
loader: 'url-loader',
options: {
limit: '10',
name: '[name].[ext]'
}
}
// {
// test: /\.(png|jpg|gif|svg)$/,
// loader: 'file-loader',
// options: {
// name: '[name].[ext]?[hash]'
// }
// }
]
},
plugins:[
// 把共用的库放到vendor.js里
new webpack.optimize.CommonsChunkPlugin({name: 'vendor'}),
// 编译HTML。目的：在生产环境下，为了避免浏览器缓存，需要文件按照哈希值重命名。
// 这里编译可以自动更改每次编译后引用的js名称。
new HTMLPlugin({template: 'index.template.html'})
],
resolve: {
alias: {
'vue$': 'vue/dist/vue.esm.js'
}
},
devServer: {
historyApiFallback: true,
noInfo: true
},
performance: {
hints: false
},
devtool: '#eval-source-map'
}
if (process.env.NODE_ENV === 'production') {
module.exports.devtool = '#source-map'
// http://vue-loader.vuejs.org/en/workflow/production.html
module.exports.plugins = (module.exports.plugins || []).concat([
new webpack.DefinePlugin({
'process.env': {
NODE_ENV: '"production"'
}
}),
new webpack.optimize.UglifyJsPlugin({
sourceMap: true,
compress: {
warnings: false
}
}),
new webpack.LoaderOptionsPlugin({
minimize: true
})
])
}
main.js
import Vue from 'vue'
import App from './App.vue'
import VueRouter from 'vue-router'
import routes from './router'
import 'babel-polyfill';
Vue.use(VueRouter);
const router = new VueRouter({
mode: 'history',
routes
})
new Vue({
el: '#app',
router,
render: h => h(App)
})
router.js
import Home from './home.vue';
// import sonVue from "./son.vue";
export default [
{
path:'/',
name: "home",
component:Home,
children:[
// redirect
{
path: 'son',
name: 'son',
component: ()=>import("./son.vue")
}
]
}
]运行 npm run dev 报出如下错误：
ERROR in ./src/router.js
Module build failed: SyntaxError: D:/workspaceSet/vsc/csdnBlog/blog108/src/router.js: Unexpected token (15:31)
13 | path: 'son',
14 | name: 'son',
> 15 | component: ()=>import("./son.vue")
| ^
16 | }
17 | ]
18 | }解决方法
找到 .babelrc 文件，修改成如下样子：
{
"presets": [
["latest", {
"es2016": { "modules": false }
}],
"stage-2"
]
}
具体的代码细节可以查看https://gitee.com/zhangchao19890805/csdnBlog/tree/master/blog108
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