const { defineConfig } = require('@vue/cli-service'); module.exports = defineConfig({ transpileDependencies: true, // 生产环境不生成source map productionSourceMap: false, // 开发环境:关闭浏览器全屏遮罩错误提示,仅在控制台输出 // 说明:webpack-dev-server v4 推荐使用 client.overlay=false // 如果未来降级到 v3,可改为 overlay:false devServer: { client: { overlay: false } // overlay: false }, configureWebpack: { optimization: { splitChunks: { chunks: 'all', minSize: 100000, // 增加最小分块大小到100KB maxSize: 500000, // 增加最大分块大小到500KB cacheGroups: { vendors: { name: 'chunk-vendors', test: /[\\/]node_modules[\\/]/, priority: -10, chunks: 'initial' }, common: { name: 'chunk-common', minChunks: 2, priority: -20, chunks: 'initial', reuseExistingChunk: true } } } } }, chainWebpack: config => { // 移除 prefetch 插件,减少不必要的预加载 config.plugins.delete('prefetch'); // 简化HTML压缩 config.plugin('html').tap(args => { args[0].minify = { removeComments: true, collapseWhitespace: true, removeAttributeQuotes: true }; return args; }); }, css: { extract: true, sourceMap: false } });