webpack.config.js

const Conf = require('./conf');
const path = require('path');
const Pkg = require('./package');
const _ = require('lodash');
const glob = require('glob');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
// const CopyWebpackPlugin = require("copy-webpack-plugin");

const IS_DEV = (process.env.NODE_ENV === 'dev');
const renderHtmlTemplates = () =>
    glob.sync('src/**/*.html')
        .map(dir => new HtmlWebpackPlugin({
            // Output
            filename: path.basename(dir),
            meta: {
                viewport: 'width=device-width, initial-scale=1, shrink-to-fit=no'
            },
            template: dir,
            title: Pkg.description
        }));

/**
 * Webpack Configuration
 */

module.exports = {
    entry: {
        app: './src/app.js'
    },
    output: {
        path: path.resolve(__dirname, 'dist'),
        filename: 'scripts/[name].[hash].js',
        publicPath: '/'
    },
    module: {
        rules: [
            // JS
            {
                test: /\.js$/,
                include: [
                    path.resolve(__dirname, 'src')
                ],
                use: [
                    'babel-loader'
                ]
            },
            // SCSS
            {
                test: /\.scss$/,
                use: ['css-hot-loader'].concat(ExtractTextPlugin.extract({
                    fallback: 'style-loader',
                    use: [
                        {
                            loader: 'css-loader',
                            options: {
                                minimize: !IS_DEV,
                                sourceMap: IS_DEV,
                                publicPath: '../'
                            }
                        },
                        {
                            loader: 'postcss-loader',
                            options: {
                                sourceMap: IS_DEV,
                                plugins: [
                                    require('postcss-flexbugs-fixes'),
                                    require('autoprefixer')({
                                        browsers: ['last 3 versions']
                                    })
                                ]
                            }
                        },
                        {
                            loader: 'sass-loader',
                            options: {
                                sourceMap: IS_DEV
                            }
                        }
                    ],
                }))
            },

            // FONTS/IMAGES
            {
                test: /\.(woff|woff2|ttf|eot|otf|svg|gif|png|jpe?g)$/i,
                use: [
                    {
                        loader: 'url-loader',
                        options: {
                            limit: 1024,
                            name(file) {
                                if (file.indexOf('fonts') > -1) {
                                    return './fonts/[name].[ext]';
                                }
                                else {
                                    return './images/[name].[ext]';
                                }
                            },
                            fallback: 'file-loader',
                            outputPath: './'
                        }
                    },
                ],
            }
        ]
    },
    resolve: {
        modules: [
            'node_modules',
            path.resolve(__dirname, 'src')
        ]
    },
    optimization: {
        splitChunks: {
            cacheGroups: {
                vendor: {
                    test: /[\\/]node_modules[\\/]/,
                    chunks: 'initial',
                    name: 'vendors',
                    priority: -10
                },
                commons: {
                    test: /[\\/]src[\\/]/,
                    chunks: 'all',
                    name: 'commons'
                },
            },
        },
    },
    plugins: [
        new webpack.DefinePlugin({
            IS_DEV
        }),
        new webpack.ProvidePlugin({
            $: 'jquery',
            jQuery: 'jquery',
            'window.jQuery': 'jquery'
        }),
        ...renderHtmlTemplates(),
        new ExtractTextPlugin({
            filename: 'styles/[name].css'
        })
    ],
    devtool: 'source-map'
};