webpack

const fs = require('fs'),
			path = require('path'),
			webpack = require('webpack'),
			HtmlWebpackPlugin = require('html-webpack-plugin'),
			WebpackCleanupPlugin = require('webpack-cleanup-plugin'),
			BUILD_DIR = path.resolve(__dirname, 'build'),
			APP_DIR = path.resolve(__dirname, 'app'),
			ENV = process.env.NODE_ENV || 'development',
			PROD = ENV === 'production'

module.exports = {
	devtool: 'source-map',
	entry: path.resolve(APP_DIR, 'index'),
	output: {
		path: BUILD_DIR,
		filename: 'bundle.js'
	},
	resolve: {
		modules: [
			'node_modules',
			APP_DIR
		],
		extensions: ['', '.js', '.jsx']
	},
	module: {
		rules: [
			{
				test: /\.jsx?$/,
				loader: 'babel-loader',
				exlude: /node_modules/,
				loader: 'babel-loader'
			}
		]
	},
	plugins: [
		new HtmlWebpackPlugin({
			template: path.resolve(APP_DIR, 'index.tpl.html'),
			minify: {
				collapseWhitespace: true
			}
		}),
		new webpack.DefinePlugin({
			'process.env': {
				'NODE_ENV': JSON.stringify(ENV)
			}
		})
	]
}