webpack.common.js

const path = require('path');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const CopyWebpackPlugin = require('copy-webpack-plugin');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');


module.exports = {
    context: path.join(__dirname, 'src'),
    entry: {
        app: './main.jsx'
    },
    output: {
        path: path.join(__dirname, 'dist'),
        filename: '[name].bundle.js'
    },
    module: {
        rules: [
            {
                test: /\.(js|jsx)$/,
                exclude: /node_modules/,
                use: [
                    'babel-loader',
                ]
            },
            {
                test: /\.scss$/,
                use: ExtractTextPlugin.extract({
                    use: ['css-loader', 'sass-loader']
                })
            }
        ],
    },
    resolve: {
        modules: [
            path.join(__dirname, 'node_modules')
        ]
    },
    plugins: [
        new CleanWebpackPlugin(['dist']),
        new HtmlWebpackPlugin({
            title: 'The simplest webpack starter kit for React',
            template: '../index.ejs'
        }),
        new CopyWebpackPlugin([
            {from: '../static'}
        ]),
        new ExtractTextPlugin('main.css')
    ]
};