const path = require('path');

const webpack = require('webpack');

const htmlWebpackPlugin = require('html-webpack-plugin');

const vueLoaderPlugin = require('vue-loader/lib/plugin'); //引入这行

module.exports = {

    entry: './src/main.js',

    output: {

        path: path.resolve(__dirname, './dist'),

        filename: 'boundle.js'

    },

    mode: 'development',

    devServer: {

        open: true,//自动打开浏览器

        port: 3000,//运行端口号

        contentBase: 'src',//指定跟目录

        hot: true,//启用热更新

        openPage: 'index.html'//设置默认启动页面

    },

    plugins: [

        //配置插件的节点

        new webpack.HotModuleReplacementPlugin(),//热更新

        new vueLoaderPlugin(),

        new htmlWebpackPlugin({

            //创建一个内存中生成HTML页面的插件

            //并且把打包的boundle.js自动注入到html页面中

            template: path.join(__dirname, './src/index.html'),

            filename: 'index.html'

        })

    ],

    module: {

        rules: [

            //第三方模块匹配规则

            {

                test: /\.css$/,

                use: [

                    'style-loader',

                    {

                        loader: 'css-loader',

                        options: {

                            sourceMap: true

                        }

                    },

                    {

                        loader: 'postcss-loader',

                        options: {

                            ident: 'postcss',

                            sourceMap: true,

                            plugins: (loader) => {

                                require('autoprefixer')({ overrideBrowserslist: ['> 0.15% in CN'] })

                            }

                        }

                    }

                ]

            },

            {

                //处理图片路径的loader

                test: /\.(jpg|png|gif|bmp|jpeg)$/,

                use: {

                    loader: 'url-loader',

                    options: {

                        limit: 8501,

                        //哈希-图片原名称。图片原后缀

                        name: '[hash:8]-[name].[ext]'

                    }

                }

            },

            {

                test: /\.(ttf|eot|svg|woff|woff2)$/,

                use:['url-loader']

                // use: {

                //     loader: 'url-loader',

                //     options: {

                //     }

                // }

            },

            // test:/\.(ttf|eot|woff|woff2|svg)$/,

            // use:['file-loader']//1.把你的资源移动到输出目录2.返回最终引入资源的url

            {

                test: /\.js$/,

                exclude: /(node_modules|bower_components)/,//排除这两个里面的JS不编译

                use: {

                    loader: 'babel-loader',

                }

            },

            {

                test: /\.vue$/,

                use: [

                    {

                        loader: 'vue-loader',

                    }

                ]

            },

            {

                test: /\.scss$/,

                use: ["style-loader", "css-loader", "sass-loader"]

            }

        ]

    }

};

{

  "name": "webpack-test",

  "version": "1.0.0",

  "description": "test",

  "main": "main.js",

  "dependencies": {

    "jquery": "^3.4.1",

    "node-sass": "^4.12.0",

    "vue": "^2.6.10",

    "webpack-dev-server": "^3.8.0"

  },

  "devDependencies": {

    "autoprefixer": "^9.6.1",

    "babel-core": "^6.26.3",

    "babel-loader": "^7.1.5",

    "babel-plugin-transform-runtime": "^6.23.0",

    "babel-preset-env": "^1.7.0",

    "babel-preset-stage-0": "^6.24.1",

    "css-loader": "^3.2.0",

    "file-loader": "^4.2.0",

    "html-webpack-plugin": "^3.2.0",

    "postcss-loader": "^3.0.0",

    "sass-loader": "^8.0.0",

    "style-loader": "^1.0.0",

    "url-loader": "^2.1.0",

    "vue-loader": "^15.7.1",

    "vue-router": "^3.1.3",

    "vue-template-compiler": "^2.6.10",

    "vuex": "^3.1.1",

    "webpack": "^4.39.3",

    "webpack-cli": "^3.3.8"

  },

  "scripts": {

    "dev2": "webpack-dev-server --open --port 3000 --contentBase src --hot",

    "dev": "webpack-dev-server",

    "test": "echo \"Error: no test specified\" && exit 1"

  },

  "author": "",

  "license": "ISC"

}