webpack.config.js

/**
 * Copyright 2017 aixigo AG
 * Released under the MIT license.
 * http://laxarjs.org/license
 */
/* eslint-env node */

const path = require( 'path' );
const webpack = require( 'webpack' );

const nodeEnv = process.env.NODE_ENV;
const isProduction = nodeEnv === 'production';
const isBrowserSpec = nodeEnv === 'browser-spec';

//////////////////////////////////////////////////////////////////////////////////////////////////////////////

const baseConfig = {
   devtool: '#source-map',
   entry: {
      laxar: './laxar.js',
      polyfills: './polyfills.js'
   },
   module: {
      noParse: /node_modules[/\\]page[/\\]page\.js/,
      rules: [
         {
            test: /\.js$/,
            exclude: path.resolve( __dirname, 'node_modules' ),
            loader: 'babel-loader'
         }
      ]
   }
};

const config = isProduction ? distConfig() : baseConfig;

if( isBrowserSpec ) {
   const WebpackJasmineHtmlRunnerPlugin = require( 'webpack-jasmine-html-runner-plugin' );
   config.entry = Object.assign(
      WebpackJasmineHtmlRunnerPlugin.entry( './lib/*/spec/spec-runner.js' ),
      baseConfig.entry
   );
   config.plugins = [ new WebpackJasmineHtmlRunnerPlugin() ];
   config.output = {
      path: path.resolve( path.join( process.cwd(), 'spec-output' ) ),
      publicPath: '/spec-output/',
      filename: '[name].bundle.js'
   };
}

module.exports = config;

//////////////////////////////////////////////////////////////////////////////////////////////////////////////

function distConfig() {

   return [
      distConfigItem( './laxar.js', 'laxar.js' ),
      distConfigItem( './laxar.js', 'laxar.min.js', { minify: true } ),
      distConfigItem( './laxar.js', 'laxar.with-deps.js', { externals: {} } ),
      distConfigItem( './laxar.js', 'laxar.with-deps.min.js', { minify: true, externals: {} } ),
      distConfigItem(
         './laxar-compatibility.js',
         'laxar-compatibility.with-deps.js',
         { externals: {} }
      ),
      distConfigItem(
         './laxar-widget-service-mocks.js',
         'laxar-widget-service-mocks.js',
         { externals: { laxar: 'laxar' }, library: 'laxar-widget-service-mocks' }
      ),
      distConfigItem(
         './polyfills.js',
         'polyfills.js', { externals: {}, library: false }
      )
   ];

   function distConfigItem( entry, output, optionalOptions ) {
      const options = Object.assign( {
         minify: false,
         externals: { 'navigo': 'navigo' },
         library: 'laxar'
      }, optionalOptions || {} );

      const config = Object.assign( {}, baseConfig );

      config.entry = entry;

      config.output = {
         path: path.resolve( __dirname ),
         filename: `dist/${output}`,
         umdNamedDefine: true
      };

      if( options.library !== false ) {
         config.output.library = options.library;
         config.output.libraryTarget = 'umd';
      }

      config.externals = options.externals;

      config.plugins = [
         new webpack.SourceMapDevToolPlugin( {
            filename: `dist/${output}.map`
         } )
      ];

      if( options.minify ) {
         config.plugins.push(
            new webpack.optimize.UglifyJsPlugin( {
               compress: { warnings: false },
               sourceMap: true
            } )
         );
      }

      return config;
   }

}