travis-css-ui-kit/webpack.config.js at master · travis-ci/travis-css-ui-kit · GitHub

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const path = require('path');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const IgnoreEmitPlugin = require('ignore-emit-webpack-plugin');
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');

module.exports = {
  mode: 'production',
  entry: {
    'ui-kit': './src/ui-kit.js',
    'icons': './src/icons.js',
  },
  output: {
    filename: '[name].js',
    path: path.resolve(__dirname, 'dist'),
  },
  module: {
    rules: [
      {
        test: /\.css$/,
        use: [
          MiniCssExtractPlugin.loader,
          {
            loader: 'css-loader',
            options: {
              importLoaders: 1,
            },
          },
          'postcss-loader',
        ],
      },
      {
        test: /\.font\.js$/,
        use: [MiniCssExtractPlugin.loader, 'css-loader', 'webfonts-loader'],
      },
      {
        test: /\.svg$/,
        use: [
          {
            loader: 'url-loader',
            options: {
              limit: 100000,
            },
          },
        ],
      },
    ],
  },
  performance: {
    maxAssetSize: 1000000,
    maxEntrypointSize: 1000000,
  },
  optimization: {
    minimizer: [new OptimizeCSSAssetsPlugin({})],
  },
  plugins: [
    new CleanWebpackPlugin(),
    new MiniCssExtractPlugin({
      filename: 'styles/[name].css',
    }),
    new IgnoreEmitPlugin(/\.js$/),
    new CopyPlugin({
      patterns: [{ from: 'src/images', to: 'images' }],
    }),
  ],
};