webpack.dev.js

const path = require("path");
const webpack = require('webpack');
const HtmlWebPackPlugin = require("html-webpack-plugin");
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;
//const TransferWebpackPlugin = require('transfer-webpack-plugin');
const autoprefixer = require('autoprefixer');
const precss = require('precss');
const ExtractTextPlugin = require('extract-text-webpack-plugin');




module.exports = {
    node: {
        fs: 'empty'
    },
	output: {
		libraryTarget: 'var',
		library: 'Client'
	},
	mode: 'development',
    devtool: 'source-map',
	entry: './src/client/index.js',
	module: {
        rules: [
            {
                test: '/\.js$/',
                exclude: /node_modules/,
                loader: "babel-loader"
            },
            {
		        test: /\.js$/,
		        use: ["source-map-loader"],
		        enforce: "pre"
		    },
            {
                test: /\.css$/, 
                use: ['style-loader', 'css-loader', 'postcss-loader']
            },
		    {
                test: /\.(scss)$/,
                use: ExtractTextPlugin.extract(
                {
                    fallback: 'style-loader',
                    use: [
                        {
                            loader: 'css-loader', // translates CSS into CommonJS modules
                        }, 
                        {
                            loader: 'postcss-loader', // Run post css actions
                            options: 
                            {
                                plugins() 
                                {
                                    return 
                                    [
                                        precss,
                                        autoprefixer
                                    ];
                                }
                            }
                        }, 
                        {
                            loader: 'sass-loader' // compiles SASS to CSS
                        }
                    ]
                })
            },
            {
                test: /bootstrap\/dist\/js\/umd\//, 
                use: 'imports-loader?jQuery=jquery'
            },
            {
                test: /\.woff2?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
                use: 'url-loader?limit=10000',
            },
            {
                test: /\.(ttf|eot|svg)(\?[\s\S]+)?$/,
                use: 'file-loader'
            },
            {
                test: /\.(jpe?g|png|gif|svg)$/i,
                use: [
                    'file-loader?name=imgs/[name].[ext]',
                    'image-webpack-loader?bypassOnDebug'
                ]
            },
    	]
    },
	plugins: [
    	new HtmlWebPackPlugin({
	        template: "./src/client/views/index.html",
	        filename: "./index.html",
    	}),
    	new CleanWebpackPlugin({
                // Simulate the removal of files
                dry: true,
                // Write Logs to Console
                verbose: true,
                // Automatically remove all unused webpack assets on rebuild
                cleanStaleWebpackAssets: true,
                protectWebpackAssets: false
        }),
        new BundleAnalyzerPlugin({
        	analyzerMode: 'server',
        	analyzerPort: 'auto',
        	openAnalyzer: true,
        	generateStatsFile: true,
        }),
        new webpack.HotModuleReplacementPlugin(),
        new webpack.ProvidePlugin({
            $: 'jquery',
            jQuery: 'jquery',
            'window.jQuery': 'jquery',
            Alert: 'exports-loader?Alert!bootstrap/js/dist/alert',
            Button: 'exports-loader?Button!bootstrap/js/dist/button',
            Carousel: 'exports-loader?Carousel!bootstrap/js/dist/carousel',
            Collapse: 'exports-loader?Collapse!bootstrap/js/dist/collapse',
            Dropdown: 'exports-loader?Dropdown!bootstrap/js/dist/dropdown',
            Modal: 'exports-loader?Modal!bootstrap/js/dist/modal',
            Popover: 'exports-loader?Popover!bootstrap/js/dist/popover',
            Scrollspy: 'exports-loader?Scrollspy!bootstrap/js/dist/scrollspy',
            Tab: 'exports-loader?Tab!bootstrap/js/dist/tab',
            Tooltip: "exports-loader?Tooltip!bootstrap/js/dist/tooltip",
            Util: 'exports-loader?Util!bootstrap/js/dist/util'
        }),
        new ExtractTextPlugin('./styles/main.css'),
//        new TransferWebpackPlugin([{ from: 'src/client/imgs', to: 'imgs' },])
	]
}