webpack.config.dev.js

import webpack from 'webpack';
import path from 'path';

export default {
    devtool: 'inline-source-map',
    mode: 'development',
    entry: [
        'eventsource-polyfill',
        'webpack-hot-middleware/client?reload=true',
        path.resolve(__dirname, 'src/index')
    ],
    target: 'web',
    output: {
        path: path.resolve(__dirname, 'dist'),
        publicPath: '/',
        filename: 'bundle.js'
    },
    devServer: {
        contentBase: path.join(__dirname, 'dist'),
        compress: true,
        port: 9005
    },
    plugins: [
        new webpack.HotModuleReplacementPlugin(),
        new webpack.NoEmitOnErrorsPlugin()
    ],
    module: {
        rules: [
            {
                test: /\.js$/,
                include: path.join(__dirname, 'src'),
                exclude: /node_modules/,
                use: {
                    loader: 'babel-loader',
                    options: {
                        presets: ['@babel/env', '@babel/react']
                    }
                }
            },{
                test: /\.css$/,
                use: ['style-loader', 'css-loader']
            },{
                test: /\.eot(\?v=\d+\.\d+\.\d+)?$/,
                use: ['file-loader']
            },{
                test: /\.(woff|woff2)$/,
                use: {
                    loader: 'url-loader',
                    options: {
                        prefix: 'font',
                        limit: 5000
                    }
                }
            },{
                test: /\.ttf(\?v=\d+\.\d+\.\d+)?$/,
                use: {
                    loader: 'url-loader',
                    options: {
                        prefix: 'font',
                        limit: 10000,
                        mimetype: 'application/octet-stream'
                    }
                }
            },{
                test: /\.svg(\?v=\d+\.\d+\.\d+)?$/,
                use: {
                    loader: 'url-loader',
                    options: {
                        prefix: 'font',
                        limit: 10000,
                        mimetype: 'image/svg+xml'
                    }
                }
            }
        ]
    }
};