webpack.config.js

const path = require('path');
module.exports = {
    mode: 'production',
    entry: './src/Editable.jsx',
    output: {
        path: path.join(__dirname, './build'),
        filename: 'index.js',
        library: 'react-text-content-editable', 
        libraryTarget: 'umd',
        publicPath: '/build/',
        umdNamedDefine: true
    },
    module: {
        rules: [
            {
                test: /\.jsx$/,
                include: path.resolve(__dirname, 'src'),
                exclude: /node_modules/,
                use: {
                    loader: 'babel-loader',
                    options: {
                        presets: ['env']
                    }
                }
            }
        ]
    },
    resolve: { 
        alias: { 
            'react': path.resolve(__dirname, './node_modules/react') ,
            'react-dom': path.resolve(__dirname, './node_modules/react-dom')
        } 
    },
    externals: {
        // Don't bundle react or react-dom
        react: {
            commonjs: "react",
            commonjs2: "react",
            amd: "React",
            root: "React"
        },
        "react-dom": {
            commonjs: "react-dom",
            commonjs2: "react-dom",
            amd: "ReactDOM",
            root: "ReactDOM"
        }
    }
};