webpack.config.base.js

/* eslint-disable no-var */
var webpack = require('webpack');
var cssnano = require('cssnano');
var path = require('path');

var config = {
  entry: {
    app: './src/index'
  },
  output: {
    filename: '[name].js',
    path: path.resolve('build'),
    publicPath: '/'
  },
  resolve: {
    root: path.resolve('./src'),
    extensions: ['', '.js', '.jsx']
  },
  module: {
    preLoaders: [
      { test: /\.jsx?$/, exclude: /node_modules/, loader: 'eslint-loader' }
    ],
    loaders: [
      { test: /\.jsx?$/, exclude: /node_modules/, loader: 'babel' },
      { test: /\.scss$/, loader: 'style!css!postcss!sass' },
      { test: /\.(png|svg|jpg)$/, loader: 'url-loader?limit=100000' },
    ]
  },
  postcss: [
    cssnano({
      autoprefixer: {
        add: true,
        remove: true,
        browsers: ['last 2 versions']
      },
      safe: true,
      discardComments: {
        removeAll: true
      }
    })
  ]
};

module.exports = config;