content-observer/webpack.common.js at master · tflx/content-observer · GitHub

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/* global __dirname, require, module*/
/*
const webpack = require('webpack');
const path = require('path');
const env = require('yargs').argv.env; // use --env with webpack 2
const pkg = require('./package.json');

let libraryName = pkg.name;

let outputFile, mode;

if (env === 'build') {
  mode = 'production';
  outputFile = libraryName + '.min.js';
} else {
  mode = 'development';
  outputFile = libraryName + '.js';
}

const config = {
  mode: mode,
  entry: __dirname + '/src/index.js',
  devtool: mode === 'development' ? 'inline-source-map' : '',
  output: {
    path: __dirname + '/lib',
    filename: outputFile,
    library: libraryName,
    libraryTarget: 'umd',
  },
  module: {
    rules: [
      {
        test: /(\.jsx|\.js)$/,
        loader: 'babel-loader',
        exclude: /(node_modules|bower_components)/
      }
    ]
  },
  resolve: {
    modules: [path.resolve('./node_modules'), path.resolve('./src')],
    extensions: ['.json', '.js']
  }
};

module.exports = config;
*/


const pkg = require('./package.json');
const path = require('path');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

module.exports = {
  entry: {
    main: './src/content-observer.js',
  },
  plugins: [
    new CleanWebpackPlugin()
  ],
  module: {
    rules: [
      {
        test: /\.(js)$/,
        exclude: /(node_modules)/,
        loader: 'babel-loader',
        options: {
          "presets": [["@babel/env", { "modules": "commonjs" }]],
          "plugins": ["add-module-exports"]
        }
      }
    ]
  },
  output: {
    path: path.resolve(__dirname, './dist'),
    filename: 'main.js',
    library: 'ContentObserver'
  }
};