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vue.config.js
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vue.config.js
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"use strict";
const path = require("path");
const defaultSettings = require("./src/settings.js");
function resolve(dir) {
return path.join(__dirname, dir);
}
const name = defaultSettings.title || "vue Element Admin"; // page title
// 导入compression-webpack-plugin
const CompressionWebpackPlugin = require("compression-webpack-plugin");
// 定义压缩文件类型
const productionGzipExtensions = ["js", "css"];
// If your port is set to 80,
// use administrator privileges to execute the command line.
// For example, Mac: sudo npm run
// You can change the port by the following method:
// port = 9527 npm run dev OR npm run dev --port = 9527
const port = process.env.port || process.env.npm_config_port || 9527; // dev port
// All configuration item explanations can be find in https://cli.vuejs.org/config/
module.exports = {
/**
* You will need to set publicPath if you plan to deploy your site under a sub path,
* for example GitHub Pages. If you plan to deploy your site to https://foo.github.io/bar/,
* then publicPath should be set to "/bar/".
* In most cases please use '/' !!!
* Detail: https://cli.vuejs.org/config/#publicpath
*/
publicPath: "/",
outputDir: "dist",
assetsDir: "static",
lintOnSave: process.env.NODE_ENV === "development",
productionSourceMap: false,
devServer: {
port: port,
open: true,
overlay: {
warnings: false,
errors: true
},
proxy: {
"/api": {
// target: 'https://admin.limuen.cn/api', // 后台接口域名
target: "http://127.0.0.1:3001", // 后台接口域名
ws: true, // 如果要代理 websockets,配置这个参数
secure: false, // 如果是https接口,需要配置这个参数
changeOrigin: true, // 是否跨域
pathRewrite: {
"^/api": ""
}
}
}
// before: require('./mock/mock-server.js')
},
configureWebpack: {
// provide the app's title in webpack's name field, so that
// it can be accessed in index.html to inject the correct title.
name: name,
resolve: {
alias: {
"@": resolve("src")
}
},
plugins: [
new CompressionWebpackPlugin({
filename: "[path].gz[query]",
algorithm: "gzip",
test: new RegExp("\\.(" + productionGzipExtensions.join("|") + ")$"), //匹配文件名
threshold: 10240, //对10K以上的数据进行压缩
minRatio: 0.8,
deleteOriginalAssets: false //是否删除源文件
})
],
performance: {
hints: "warning", // 枚举
//入口起点的最大体积,整数类型(以字节为单位)
maxEntrypointSize: 50000000,
//生成文件的最大体积,整数类型(以字节为单位)
maxAssetSize: 30000000,
//只给出 js 文件的性能提示, 提供资源文件名的断言函数
assetFilter: function(assetFilename) {
return assetFilename.endsWith(".js") || assetFilename.endsWith(".css");
}
}
},
chainWebpack(config) {
config.plugins.delete("preload"); // TODO: need test
config.plugins.delete("prefetch"); // TODO: need test
// set svg-sprite-loader
config.module
.rule("svg")
.exclude.add(resolve("src/icons"))
.end();
config.module
.rule("icons")
.test(/\.svg$/)
.include.add(resolve("src/icons"))
.end()
.use("svg-sprite-loader")
.loader("svg-sprite-loader")
.options({
symbolId: "icon-[name]"
})
.end();
// set preserveWhitespace
config.module
.rule("vue")
.use("vue-loader")
.loader("vue-loader")
.tap(options => {
options.compilerOptions.preserveWhitespace = true;
return options;
})
.end();
config.when(process.env.NODE_ENV !== "development", config => {
config
.plugin("ScriptExtHtmlWebpackPlugin")
.after("html")
.use("script-ext-html-webpack-plugin", [
{
// `runtime` must same as runtimeChunk name. default is `runtime`
inline: /runtime\..*\.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");
});
}
};