webpack.prod.1.js

'use strict';

const path = require('path');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

module.exports = {
    // 多入口文件配置
    entry: {
        index: './src/index.js',
        search: './src/search.js'
    },
    output: {
        path: path.join(__dirname, 'dist'),
        // chunkhash 为js文件指纹配置，配置长度为8位
        filename: '[name]_[chunkhash:8].js'
    },
    mode: 'production',
    module: {
        rules: [
            // 配置js
            {
                test: /.js$/,
                use: 'babel-loader'
            },
            // 配置css
            {
                test: /.css$/,
                use: [
                    MiniCssExtractPlugin.loader,
                    'css-loader'
                ]
            },
            // 配置less转css
            {
                test: /.less$/,
                use: [
                    MiniCssExtractPlugin.loader,
                    'css-loader',
                    'less-loader',
                    {
                        loader: 'postcss-loader',
                        options: {
                            plugins: () => [
                                require('autoprefixer')({
                                    overrideBrowserslist: ['last 2 version', '>1%', 'ios 7']
                                    // browsers: ['last 2 version', '>1%', 'ios 7']
                                })
                            ]
                        }
                    },
                    {
                        loader: 'px2rem-loader',
                        options: {
                            remUnit: 75,
                            remPrecision: 8
                        }
                    }
                ]
            },
            // 配置图片
            {
                test: /.(png|jpg|gif|jpeg)$/,
                use: [
                    {
                        loader: 'file-loader',
                        options: {
                            // hash为图片/文字文件指纹配置，配置长度为8位
                            name: '[name]_[hash:8].[ext]'
                        }
                    }
                ]
            },
            // 使用url可以对小图片进行base64转换，优于file-loader
            // {
            //     test: /.(png|jpg|gif|jpeg)$/,
            //     use: [
            //         {
            //             loader: 'url-loader',
            //             options: {
            //                 limit: 10240
            //             }
            //         }
            //     ]
            // },
            // 配置文字
            {
                test: /.(woff|woff2|eot|ttf|otf)$/,
                use: [
                    {
                        loader: 'file-loader',
                        options: {
                            // hash为图片/文字文件指纹配置，配置长度为8位
                            name: '[name]_[hash:8].[ext]'
                        }
                    }
                ]
            }
        ]
    },
    plugins: [
        new MiniCssExtractPlugin({
            filename: '[name]_[contenthash:8].css'
        }),
        // 配置 --> css代码压缩 附：须安装css处理器 npm i cssnano -D
        new OptimizeCSSAssetsPlugin({
            assetNameRegExp: /\.css$/g,
            cssProcessor: require('cssnano')
        }),
        // 配置多页面html文件的打包压缩
        new HtmlWebpackPlugin({
            template: path.join(__dirname, 'src/index.html'),
            filename: 'index.html',
            chunks: ['index'],
            inject: true,
            minify: {
                html5: true,
                collapseWhitespace: true,
                preserveLineBreaks: false,
                minifyCSS: true,
                minifyJS: true,
                removeComments: false
            }
        }),
        new HtmlWebpackPlugin({
            template: path.join(__dirname, 'src/search.html'),
            filename: 'search.html',
            chunks: ['search'],
            inject: true,
            minify: {
                html5: true,
                collapseWhitespace: true,
                preserveLineBreaks: false,
                minifyCSS: true,
                minifyJS: true,
                removeComments: false
            }
        }),
        // 每次 npm run build 后，解决需手动删除dist目录的问题
        new CleanWebpackPlugin()
    ]
};