var utils = require('./utils') var webpack = require('webpack') var config = require('../config') // 一个可以合并数组和对象的插件 var merge = require('webpack-merge') var baseWebpackConfig = require('./webpack.base.conf') // 一个用于生成HTML文件并自动注入依赖文件（link/script）的webpack插件 var HtmlWebpackPlugin = require('html-webpack-plugin') // 用于更友好地输出webpack的警告、错误等信息 var FriendlyErrorsPlugin = require('friendly-errors-webpack-plugin') // add hot-reload related code to entry chunks Object.keys(baseWebpackConfig.entry).forEach(function (name) { baseWebpackConfig.entry[name] = ['./build/dev-client'].concat(baseWebpackConfig.entry[name]) }) // 合并基础的webpack配置 module.exports = merge(baseWebpackConfig, { // 配置样式文件的处理规则，使用styleLoaders module: { rules: utils.styleLoaders({ sourceMap: config.dev.cssSourceMap }) }, // 配置Source Maps。在开发中使用cheap-module-eval-source-map更快 devtool: '#cheap-module-eval-source-map', // 配置webpack插件 plugins: [ new webpack.DefinePlugin({ 'process.env': config.dev.env }), // https://github.com/glenjamin/webpack-hot-middleware#installation--usage new webpack.HotModuleReplacementPlugin(), // 后页面中的报错不会阻塞，但是会在编译结束后报错 new webpack.NoEmitOnErrorsPlugin(), // https://github.com/ampedandwired/html-webpack-plugin new HtmlWebpackPlugin({ filename: 'index.html', template: 'index.html', inject: true }), new FriendlyErrorsPlugin() ] })
4.build/build.js
// https://github.com/shelljs/shelljs // 检查NodeJS和npm的版本 require('./check-versions')() process.env.NODE_ENV = 'production' // Elegant terminal spinner var ora = require('ora') var path = require('path') // 用于在控制台输出带颜色字体的插件 var chalk = require('chalk') // 执行Unix命令行的插件 var shell = require('shelljs') var webpack = require('webpack') var config = require('../config') var webpackConfig = require('./webpack.prod.conf') var spinner = ora('building for production...') spinner.start() // 开启loading动画 // 输出文件的目标文件夹 var assetsPath = path.join(config.build.assetsRoot, config.build.assetsSubDirectory) // 递归删除旧的目标文件夹 shell.rm('-rf', assetsPath) // 重新创建文件夹 shell.mkdir('-p', assetsPath) shell.config.silent = true // 将static文件夹复制到输出的目标文件夹 shell.cp('-R', 'static/*', assetsPath) shell.config.silent = false // webpack编译 webpack(webpackConfig, function (err, stats) { spinner.stop() // 停止loading动画 if (err) throw err // 没有出错则输出相关信息 process.stdout.write(stats.toString({ colors: true, modules: false, children: false, chunks: false, chunkModules: false }) + '\n\n') console.log(chalk.cyan(' Build complete.\n')) console.log(chalk.yellow( ' Tip: built files are meant to be served over an HTTP server.\n' + ' Opening index.html over file:// won\'t work.\n' )) })
5.build/webpack.prod.conf.js （npm run build用到的配置文件）