xchain-components/webpack.config.js

Xchain Components

const path = require('path');
const autoprefixer = require('autoprefixer');
const flexBugFixer = require('postcss-flexbugs-fixes');

module.exports = {
  entry: './src/components/index.js',
  output: {
    path: path.resolve(__dirname, 'build'),
    filename: 'index.js',
    libraryTarget: 'commonjs2',
  },
  module: {
    rules: [
      {
        test: /\.jpe?g$|\.gif$|\.ico$|\.png$|\.svg$/,
        use: 'file-loader?name=[name].[ext]?[hash]',
      },

      // the following 3 rules handle font extraction
      {
        test: /\.woff(2)?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
        loader: 'url-loader?limit=10000&mimetype=application/font-woff',
      },

      {
        test: /\.(ttf|eot)(\?v=[0-9]\.[0-9]\.[0-9])?$/,
        loader: 'file-loader',
      },
      {
        test: /\.otf(\?.*)?$/,
        use: 'file-loader?name=/fonts/[name].[ext]&mimetype=application/font-otf',
      },
      {
        test: /\.css$/,
        use: [
          'style-loader',
          'css-loader',
          {
            loader: require.resolve('postcss-loader'),
            options: {
              // Necessary for external CSS imports to work
              // https://github.com/facebookincubator/create-react-app/issues/2677
              ident: 'postcss',
              plugins: () => [
                flexBugFixer,
                autoprefixer({
                  browsers: [
                    '>1%',
                    'last 4 versions',
                    'Firefox ESR',
                    'not ie < 9', // React doesn't support IE8 anyway
                  ],
                  flexbox: 'no-2009',
                }),
              ],
            },
          },
        ],
      },
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        use: [
          {
            loader: 'babel-loader',
            options: {
              babelrc: true,
            },
          },
          // Need to run the react preset first to strip flow annotations
          {
            loader: 'babel-loader',
            options: {
              babelrc: true,
              plugins: ['transform-class-properties', 'transform-object-rest-spread'],
            },
          },
        ],
      },
    ],
  },
  resolve: {
    alias: {
      components: path.resolve('src/components'),
      stories: path.resolve('src/stories'),
      semantic: path.resolve('src/semantic'),
    },
  },
  externals: {
    react: 'commonjs react',
  },
};