webpack.config.js

const path = require('path')
const webpack = require('webpack')
const ExtractTextPlugin = require('extract-text-webpack-plugin')

module.exports = {
  context: path.resolve('src'),
  entry: './index.js',
  output: {
    path: path.resolve('dist'),
    filename: '[name].bundle.js',
  },
  resolve: {
    extensions: ['.vue', '.js', '.css'],
  },
  module: {
    loaders: [
      {
        test: /\.vue$/,
        loader: 'vue-loader',
        options: {
          postcss: [
            require('autoprefixer')({
              browsers: [
                'last 2 versions',
                'last 4 Android versions',
                'last 3 iOS versions',
              ],
            }),
          ],
        },
      },
      {
        test: /\.js$/,
        loader: 'babel-loader',
        exclude: /node_modules/,
        include: path.resolve('node_modules/odometer/odometer.min.js'),
      },
      {
        test: /\.css$/,
        use: ExtractTextPlugin.extract({
          fallback: 'style-loader',
          use: 'css-loader',
        }),
      },
    ],
  },
}

// production configurations
if (process.env.NODE_ENV === 'production') {
  module.exports.output.filename = '[name].prod.js'

  module.exports.plugins = [
    new webpack.DefinePlugin({
      'process.env': {
        NODE_ENV: '"production"',
      },
    }),
    new webpack.optimize.UglifyJsPlugin({
      compress: {
        warnings: false,
      },
    }),
    new webpack.optimize.OccurrenceOrderPlugin(),
    new ExtractTextPlugin({ filename: '[name].css', allChunks: true }),
  ]
} else {
  // development configurations
  module.exports.output.filename = '[name].dev.js'

  module.exports.module.loaders = module.exports.module.loaders.concat([
    {
      test: /\.css$/,
      use: ExtractTextPlugin.extract({
        fallback: 'style-loader',
        use: 'css-loader',
      }),
    },
  ])

  module.exports.plugins = [
    new ExtractTextPlugin({ filename: '[name].css', allChunks: true }),
  ]

  module.exports.devServer = {
    contentBase: './',
  }

  module.exports.devtool = '#source-map'
}