webpack.config.base.js

/**
 * Base webpack config used across other specific configs
 */

import path from 'path';
import webpack from 'webpack';
import merge from 'webpack-merge';
import externals from './externals';

const rootPath = process.cwd();
const appFolderPath = path.join(rootPath, 'app');

export default {
  externals: [...externals],
  context: rootPath,
  module: {
    rules: [
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            cacheDirectory: true,
          },
        },
      },
      // Images
      {
        test: /\.(?:ico|gif|png|jpg|jpeg|webp)$/,
        use: 'url-loader',
      },
    ],
  },
  output: {
    path: appFolderPath,
    // https://github.com/webpack/webpack/issues/1114
    libraryTarget: 'commonjs2',
  },
};