ember-cli-build.js

/* jshint node: true */

// To create fast production builds (without ES3 support, minification, derequire, or JSHint)
// run the following:
//
// DISABLE_ES3=true DISABLE_JSCS=true DISABLE_JSHINT=true DISABLE_MIN=true DISABLE_DEREQUIRE=true ember serve --environment=production

var fs = require('fs');

var EmberBuild = require('emberjs-build');
var packages   = require('./lib/packages');

var applyFeatureFlags = require('babel-plugin-feature-flags');
var filterImports = require('babel-plugin-filter-imports');

var vendoredPackage    = require('emberjs-build/lib/vendored-package');
var htmlbarsPackage    = require('emberjs-build/lib/htmlbars-package');
var vendoredES6Package = require('emberjs-build/lib/es6-vendored-package');

var featuresJson = fs.readFileSync('./features.json', { encoding: 'utf8' });

function babelConfigFor(environment) {
  var isDevelopment = (environment === 'development');
  var isProduction = (environment === 'production');

  var features = JSON.parse(featuresJson).features;
  features['mandatory-setter'] = isDevelopment;

  var plugins = [];

  plugins.push(applyFeatureFlags({
    import: { module: 'ember-metal/features' },
    features: features
  }));

  if (isProduction) {
    plugins.push(filterImports({
      'ember-metal/debug': ['assert', 'debug', 'deprecate', 'info', 'runInDebug', 'warn', 'debugSeal']
    }));
  }

  return { plugins: plugins };
}

module.exports = function() {
  var emberBuild = new EmberBuild({
    babel: {
      development: babelConfigFor('development'),
      production: babelConfigFor('production')
    },
    htmlbars: require('htmlbars'),
    packages: packages,
    vendoredPackages: {
      'loader':                vendoredPackage('loader'),
      'rsvp':                  vendoredES6Package('rsvp'),
      'backburner':            vendoredES6Package('backburner'),
      'router':                vendoredES6Package('router.js'),
      'dag-map':               vendoredES6Package('dag-map'),
      'route-recognizer':      htmlbarsPackage('route-recognizer', { libPath: 'node_modules/route-recognizer/dist/es6/' }),
      'dom-helper':            htmlbarsPackage('dom-helper'),
      'morph-range':           htmlbarsPackage('morph-range'),
      'morph-attr':            htmlbarsPackage('morph-attr'),
      'htmlbars-runtime':      htmlbarsPackage('htmlbars-runtime'),
      'htmlbars-compiler':     htmlbarsPackage('htmlbars-compiler'),
      'htmlbars-syntax':       htmlbarsPackage('htmlbars-syntax'),
      'simple-html-tokenizer': htmlbarsPackage('simple-html-tokenizer'),
      'htmlbars-test-helpers': htmlbarsPackage('htmlbars-test-helpers', { singleFile: true }),
      'htmlbars-util':         htmlbarsPackage('htmlbars-util')
    }
  });

  return emberBuild.getDistTrees();
};