webpack.config.js

const path = require('path')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const webpack = require('webpack')

module.exports = {
    entry: './src/main.js',
    output: {
        path: path.resolve(__dirname, 'dist'),
        filename: 'mini-vue.min.js'
    },
    devServer: {
        contentBase: './dist',
        hot: true
    },
    devtool: 'inline-source-map',
    module: {
        rules: [
            {
            test: /\.js$/,
            exclude: /node_modules/,
            use: {
                loader: 'babel-loader',
                options: {
                    presets: ['env']
                }
            }
            }
        ]
    },
    plugins: [
        new HtmlWebpackPlugin({
            filename: 'index.html',
            template: 'index.html',
            inject: true
        }),
        new webpack.NamedModulesPlugin(),
        new webpack.HotModuleReplacementPlugin()
    ]
}