webpack.base.babel.js

/**
 * COMMON WEBPACK CONFIGURATION
 */

const path = require('path');
const webpack = require('webpack');
const ExtractTextPlugin = require('extract-text-webpack-plugin');
const getEnvVariables = require('./getEnvVariables');

// Remove this line once the following warning goes away (it was meant for webpack loader authors not users):
// 'DeprecationWarning: loaderUtils.parseQuery() received a non-string value which can be problematic,
// see https://github.com/webpack/loader-utils/issues/56 parseQuery() will be replaced with getOptions()
// in the next major version of loader-utils.'
process.noDeprecation = true;
module.exports = (options) => ({
  entry: options.entry,
  output: Object.assign(
    {
      // Compile into js/build.js
      path: path.resolve(process.cwd(), 'build'),
      publicPath: '/'
    },
    options.output
  ), // Merge with env dependent settings
  module: {
    rules: [
      {
        test: /\.js$/, // Transform all .js files required somewhere with Babel
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: options.babelQuery
        }
      },
      {
        // Preprocess our own .css files
        // This is the place to add your own loaders (e.g. sass/less etc.)
        // for a list of loaders, see https://webpack.js.org/loaders/#styling
        test: /\.(scss|css)$/,
        loader: ExtractTextPlugin.extract({
          use: ['css-loader', 'sass-loader']
        })
      },
      {
        test: /\.(woff2?|eot|ttf|otf)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: 'fonts/[name].[hash:7].[ext]'
        }
      },
      {
        test: /\.(jpe?g|gif|svg)(\?.*)?$/,
        loader: 'url-loader',
        options: {
          limit: 10000,
          name: 'images/[name].[hash:7].[ext]'
        }
      },
      {
        test: /\.(png|cur)$/,
        exclude: /src/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'assets/'
            }
          }
        ]
      },
      {
        test: /\.html$/,
        use: 'html-loader'
      },
      {
        test: /\.json$/,
        use: 'json-loader'
      },
      {
        test: /\.(mp4|webm)$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000
          }
        }
      },
      {
        test: /\.csv$/,
        loader: 'csv-loader',
        options: {
          dynamicTyping: true,
          header: true,
          skipEmptyLines: true
        }
      }
    ]
  },
  plugins: options.plugins.concat([
    new webpack.ProvidePlugin({
      // make fetch available
      fetch: 'exports-loader?self.fetch!whatwg-fetch'
    }),

    // Always expose NODE_ENV to webpack, in order to use `process.env.NODE_ENV`
    // inside your code for any environment checks; UglifyJS will automatically
    // drop any unreachable code.
    new webpack.DefinePlugin({
      'process.env': (() => {
        const vars = getEnvVariables();
        console.log(vars);
        return vars;
      })()
    }),
    new webpack.NamedModulesPlugin(),
    new ExtractTextPlugin({
      filename: 'css/[name].[contenthash].css',
      allChunks: true
    })
  ]),
  resolve: {
    modules: ['src', 'node_modules'],
    extensions: ['.js', '.jsx', '.react.js'],
    mainFields: ['browser', 'jsnext:main', 'main']
  },
  devtool: options.devtool,
  target: options.target || 'web', // Make web variables accessible to webpack, e.g. window
  performance: options.performance || {}
});