webpack.config.js

/* global __dirname, require, module */
const path = require('path')
const env = require('yargs').argv.env // use --env with webpack 2

const libraryName = 'dagger'

let mode = 'development'
let outputFile

if (env === 'build') {
  mode = 'production'
  outputFile = `${libraryName}.min.js`
} else {
  outputFile = `${libraryName}.js`
}

const config = {
  mode,
  entry: `${__dirname}/src/index.js`,
  devtool: 'source-map',
  output: {
    path: `${__dirname}/lib`,
    filename: outputFile,
    library: 'Dagger',
    libraryTarget: 'umd',
    umdNamedDefine: true
  },
  module: {
    rules: [
      {
        test: /(\.js)$/,
        loader: 'babel-loader',
        exclude: /(node_modules|bower_components)/
      },
      {
        test: /(\.js)$/,
        loader: 'eslint-loader',
        exclude: /node_modules/
      }
    ]
  },
  resolve: {
    modules: [path.resolve('./node_modules'), path.resolve('./src')],
    extensions: ['.json', '.js']
  }
}

module.exports = config