jshmrtn/generator-jm-vuejs

#!/usr/bin/env node

/* eslint-disable no-console */
'use strict';

const
      path = require('path'),
      rootPath = path.join(__dirname, '../'),
      srcPath = path.join(rootPath, 'src'),
      utils = require('./utils'),
      webpack = require('webpack'),
      config = require('../config'),
      merge = require('webpack-merge'),
      baseWebpackConfig = require('./webpack.base.conf'),
      CopyWebpackPlugin = require('copy-webpack-plugin'),
      HtmlWebpackPlugin = require('html-webpack-plugin'),
      ExtractTextPlugin = require('extract-text-webpack-plugin'),
      OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin');

const env = config.build.env;

const webpackConfig = merge(baseWebpackConfig, {
  devtool: config.build.productionSourceMap ? '#source-map' : false,
  output: {
    path: config.build.assetsRoot,
    filename: utils.assetsPath('js/[name].[chunkhash].js'),
    chunkFilename: utils.assetsPath('js/[id].[chunkhash].js'),
  },
  resolve: {
    alias: {
      'vue$': 'vue/dist/vue.esm.js',
    },
  },
  plugins: [
    // http://vuejs.github.io/vue-loader/en/workflow/production.html
    new webpack.DefinePlugin({
      'process.env': env,
    }),
    new webpack.optimize.UglifyJsPlugin({
      compress: {
        warnings: false,
      },
      sourceMap: true,
    }),
    // extract css into its own file
    new ExtractTextPlugin({
      filename: utils.assetsPath('css/[name].[contenthash].css'),
    }),
    // Compress extracted CSS. We are using this plugin so that possible
    // duplicated CSS from different components can be deduped.
    new OptimizeCSSPlugin({
      cssProcessorOptions: {
        safe: true,
      },
    }),
    // generate dist index.html with correct asset hash for caching.
    // you can customize output by editing /index.html
    // see https://github.com/ampedandwired/html-webpack-plugin
    new HtmlWebpackPlugin({
      filename: config.build.index,
      template: path.resolve(srcPath, 'index.html'),
      inject: true,
      excludeChunks: ['visual'],
      minify: {
        removeComments: true,
        collapseWhitespace: true,
        removeAttributeQuotes: true,
        // more options:
        // https://github.com/kangax/html-minifier#options-quick-reference
      },
      // necessary to consistently work with multiple chunks via CommonsChunkPlugin
      chunksSortMode: 'dependency',
    }),
    // keep module.id stable when vender modules does not change
    new webpack.HashedModuleIdsPlugin(),
    // split vendor js into its own file
    new webpack.optimize.CommonsChunkPlugin({
      name: 'vendor',
      minChunks: function (module) {
        // any required modules inside node_modules are extracted to vendor
        return (
          module.resource &&
          /\.js$/.test(module.resource) &&
          module.resource.indexOf(
            path.join(__dirname, '../node_modules')
          ) === 0
        );
      },
    }),
    // extract webpack runtime and module manifest to its own file in order to
    // prevent vendor hash from being updated whenever app bundle is updated
    new webpack.optimize.CommonsChunkPlugin({
      name: 'manifest',
      chunks: ['vendor'],
    }),
    // copy custom static assets
    new CopyWebpackPlugin([{
      from: path.resolve(__dirname, '../static'),
      to: config.build.assetsSubDirectory,
      ignore: ['.*'],
    }]),
    new ExtractTextPlugin({
      filename: '[hash].css',
      allChunks: true,
      disable: false,
    }),
  ],
});

if (config.build.productionGzip) {
  const CompressionWebpackPlugin = require('compression-webpack-plugin');

  webpackConfig.plugins.push(
    new CompressionWebpackPlugin({
      asset: '[path].gz[query]',
      algorithm: 'gzip',
      test: new RegExp(
        '\\.(' +
        config.build.productionGzipExtensions.join('|') +
        ')$'
      ),
      threshold: 10240,
      minRatio: 0.8,
    })
  );
}

if (config.build.bundleAnalyzerReport) {
  const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;

  webpackConfig.plugins.push(new BundleAnalyzerPlugin());
}

module.exports = webpackConfig;