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'use strict'
const path = require('path')
const buildConf = require('./build.config')
const packageConf = require('./package.json')
function resolve(dir) {
return path.join(__dirname, dir)
}
module.exports = {
// 基础配置 详情看文档
publicPath: './',
outputDir: 'dist',
assetsDir: 'static',
lintOnSave: process.env.NODE_ENV === 'development',
productionSourceMap: false,
devServer: {
port: 8080,
open: true,
overlay: {
warnings: false,
errors: true
},
proxy: {
// 把key的路径代理到target位置
// detail: https://cli.vuejs.org/config/#devserver-proxy
[process.env.VUE_APP_BASE_API]: { //需要代理的路径 例如 '/api'
target: `http://127.0.0.1:8888/`, //代理到 目标路径
changeOrigin: true,
pathRewrite: { // 修改路径数据
['^' + process.env.VUE_APP_BASE_API]: '' // 举例 '^/api:""' 把路径中的/api字符串删除
}
}
},
},
configureWebpack: {
// @路径走src文件夹
resolve: {
alias: {
'@': resolve('src')
}
}
},
chainWebpack(config) {
// set preserveWhitespace
config.module
.rule('vue')
.use('vue-loader')
.loader('vue-loader')
.tap(options => {
options.compilerOptions.preserveWhitespace = true
return options
})
.end()
config
// https://webpack.js.org/configuration/devtool/#development
.when(process.env.NODE_ENV === 'development',
config => config.devtool('cheap-source-map')
)
config
.when(process.env.NODE_ENV !== 'development',
config => {
// 不打包 begin
// 1.目前已经测试通过[vue,axios,echarts]可以cdn引用,其它组件测试通过后可继续添加
// 2.此处添加不打包后,需在public/index.html head中添加相应cdn资源链接
config.set('externals', buildConf.cdns.reduce((p, a) => {
p[a.name] = a.scope
return p
},{}))
// 不打包 end
config.plugin('html')
.tap(args => {
if(buildConf.title) {
args[0].title = buildConf.title
}
if(buildConf.cdns.length > 0) {
args[0].cdns = buildConf.cdns.map(conf => {
if (conf.path) {
conf.js = `${buildConf.baseCdnUrl}${conf.path}`
} else {
conf.js = `${buildConf.baseCdnUrl}/${conf.name}/${packageConf.dependencies[conf.name].replace('^', '')}/${conf.name}.min.js`
}
return conf
})
}
return args
})
config
.plugin('ScriptExtHtmlWebpackPlugin')
.after('html')
.use('script-ext-html-webpack-plugin', [{
// `runtime` must same as runtimeChunk name. default is `runtime`
inline: /single\..*\.js$/
}])
.end()
config
.optimization.splitChunks({
chunks: 'all',
cacheGroups: {
libs: {
name: 'chunk-libs',
test: /[\\/]node_modules[\\/]/,
priority: 10,
chunks: 'initial' // only package third parties that are initially dependent
},
elementUI: {
name: 'chunk-elementUI', // split elementUI into a single package
priority: 20, // the weight needs to be larger than libs and app or it will be packaged into libs or app
test: /[\\/]node_modules[\\/]_?element-ui(.*)/ // in order to adapt to cnpm
},
commons: {
name: 'chunk-commons',
test: resolve('src/components'), // can customize your rules
minChunks: 3, // minimum common number
priority: 5,
reuseExistingChunk: true
}
}
})
config.optimization.runtimeChunk('single')
}
)
}
}