Transition feature flag infrastructure to modules

Brocfile.js

@@ -5,14 +5,40 @@
 //
 // 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 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 features = JSON.parse(featuresJson).features;
+  features["mandatory-setter"] = isDevelopment;
+
+  return {
+    plugins: [
+      applyFeatureFlags({
+        import: { module: 'ember-metal/features' },
+        features: features
+      })
+    ]
+  };
+}
+
 var emberBuild = new EmberBuild({
+  babel: {
+    development: babelConfigFor('development'),
+    production: babelConfigFor('production')
+  },
   htmlbars: require('htmlbars'),
   packages: packages,
   vendoredPackages: {

features.json

@@ -2,7 +2,6 @@
   "features": {
     "features-stripped-test": null,
     "ember-routing-named-substates": true,
-    "mandatory-setter": "development-only",
     "ember-htmlbars-component-generation": null,
     "ember-htmlbars-component-helper": true,
     "ember-htmlbars-inline-if-helper": true,

lib/packages.js

@@ -7,7 +7,7 @@ module.exports = {
   'ember-views':                {trees: null,  requirements: ['ember-runtime', 'ember-metal-views']},
   'ember-extension-support':    {trees: null,  requirements: ['ember-application']},
   'ember-testing':              {trees: null,  requirements: ['ember-application', 'ember-routing'], testing: true},
-  'ember-template-compiler':    {trees: null,  vendorRequirements: ['htmlbars-runtime'], templateCompilerVendor: ['simple-html-tokenizer', 'morph-range', 'htmlbars-runtime', 'htmlbars-util', 'htmlbars-compiler', 'htmlbars-syntax', 'htmlbars-test-helpers']},
+  'ember-template-compiler':    {trees: null,  requirements: ['ember-metal'], vendorRequirements: ['htmlbars-runtime'], templateCompilerVendor: ['simple-html-tokenizer', 'morph-range', 'htmlbars-runtime', 'htmlbars-util', 'htmlbars-compiler', 'htmlbars-syntax', 'htmlbars-test-helpers', 'backburner']},
   'ember-htmlbars':             {trees: null,  vendorRequirements: ['htmlbars-util', 'htmlbars-runtime'], requirements: ['ember-metal-views'], testingVendorRequirements: [ 'htmlbars-test-helpers'], hasTemplates: true},
   'ember-routing':              {trees: null,  vendorRequirements: ['router', 'route-recognizer'],
                                                requirements: ['ember-runtime', 'ember-views']},

package.json

@@ -12,14 +12,15 @@
   },
   "devDependencies": {
     "aws-sdk": "~2.1.5",
+    "babel-plugin-feature-flags": "~0.2.0",
     "bower": "~1.3.2",
     "chalk": "^0.5.1",
     "ember-cli": "^0.2.7",
     "ember-cli-dependency-checker": "^1.0.1",
     "ember-cli-sauce": "^1.3.0",
     "ember-cli-yuidoc": "^0.7.0",
     "ember-publisher": "0.0.7",
-    "emberjs-build": "0.1.5",
+    "emberjs-build": "0.2.0",
     "express": "^4.5.0",
     "github": "^0.2.3",
     "glob": "~4.3.2",

packages/container/lib/registry.js

@@ -1,11 +1,12 @@
 import Ember from 'ember-metal/core'; // Ember.assert
+import isEnabled from "ember-metal/features";
 import dictionary from 'ember-metal/dictionary';
 import Container from './container';
 
 var VALID_FULL_NAME_REGEXP = /^[^:]+.+:[^:]+$/;
 
 var instanceInitializersFeatureEnabled;
-if (Ember.FEATURES.isEnabled('ember-application-instance-initializers')) {
+if (isEnabled('ember-application-instance-initializers')) {
   instanceInitializersFeatureEnabled = true;
 }
 

packages/ember-application/lib/system/application.js

@@ -5,7 +5,8 @@
 import DAG from 'dag-map';
 import Registry from 'container/registry';
 
-import Ember from "ember-metal"; // Ember.FEATURES, Ember.deprecate, Ember.assert, Ember.libraries, LOG_VERSION, Namespace, BOOTED
+import Ember from "ember-metal"; // Ember.deprecate, Ember.assert, Ember.libraries, LOG_VERSION, Namespace, BOOTED
+import isEnabled from "ember-metal/features";
 import { get } from "ember-metal/property_get";
 import { set } from "ember-metal/property_set";
 import { runLoadHooks } from "ember-runtime/system/lazy_load";
@@ -293,7 +294,7 @@ var Application = Namespace.extend(DeferredMixin, {
     // decremented by the Application's own `initialize` method.
     this._readinessDeferrals = 1;
 
-    if (Ember.FEATURES.isEnabled('ember-application-visit')) {
+    if (isEnabled('ember-application-visit')) {
       if (this.autoboot) {
         // Create subclass of Ember.Router for this Application instance.
         // This is to ensure that someone reopening `App.Router` does not
@@ -686,7 +687,7 @@ var Application = Namespace.extend(DeferredMixin, {
     this._runInitializer('initializers', function(name, initializer) {
       Ember.assert("No application initializer named '" + name + "'", !!initializer);
 
-      if (Ember.FEATURES.isEnabled("ember-application-initializer-context")) {
+      if (isEnabled("ember-application-initializer-context")) {
         initializer.initialize(registry, App);
       } else {
         var ref = initializer.initialize;
@@ -799,7 +800,7 @@ var Application = Namespace.extend(DeferredMixin, {
   }
 });
 
-if (Ember.FEATURES.isEnabled('ember-application-instance-initializers')) {
+if (isEnabled('ember-application-instance-initializers')) {
   Application.reopen({
     instanceInitializer(options) {
       this.constructor.instanceInitializer(options);
@@ -811,7 +812,7 @@ if (Ember.FEATURES.isEnabled('ember-application-instance-initializers')) {
   });
 }
 
-if (Ember.FEATURES.isEnabled('ember-application-visit')) {
+if (isEnabled('ember-application-visit')) {
   Application.reopen({
     /**
       Creates a new instance of the application and instructs it to route to the

packages/ember-application/tests/system/initializers_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import run from "ember-metal/run_loop";
 import Application from "ember-application/system/application";
 import { indexOf } from "ember-metal/array";
@@ -333,7 +334,7 @@ QUnit.test("initializers are per-app", function() {
   });
 });
 
-if (Ember.FEATURES.isEnabled("ember-application-initializer-context")) {
+if (isEnabled("ember-application-initializer-context")) {
   QUnit.test("initializers should be executed in their own context", function() {
     expect(1);
     var MyApplication = Application.extend();
@@ -355,7 +356,7 @@ if (Ember.FEATURES.isEnabled("ember-application-initializer-context")) {
   });
 }
 
-if (Ember.FEATURES.isEnabled("ember-application-instance-initializers")) {
+if (isEnabled("ember-application-instance-initializers")) {
   QUnit.test("initializers should throw a deprecation warning when performing a lookup on the registry", function() {
     expect(1);
 

packages/ember-application/tests/system/instance_initializers_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import run from "ember-metal/run_loop";
 import Application from "ember-application/system/application";
 import ApplicationInstance from "ember-application/system/application-instance";
@@ -6,11 +7,11 @@ import jQuery from "ember-views/system/jquery";
 
 var app, initializeContextFeatureEnabled;
 
-if (Ember.FEATURES.isEnabled("ember-application-initializer-context")) {
+if (isEnabled("ember-application-initializer-context")) {
   initializeContextFeatureEnabled = true;
 }
 
-if (Ember.FEATURES.isEnabled('ember-application-instance-initializers')) {
+if (isEnabled('ember-application-instance-initializers')) {
   QUnit.module("Ember.Application instance initializers", {
     setup() {
     },

packages/ember-application/tests/system/visit_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import run from "ember-metal/run_loop";
 import Application from "ember-application/system/application";
 import ApplicationInstance from "ember-application/system/application-instance";
@@ -18,7 +19,7 @@ function createApplication() {
   return App;
 }
 
-if (Ember.FEATURES.isEnabled('ember-application-visit')) {
+if (isEnabled('ember-application-visit')) {
   QUnit.module("Ember.Application - visit()");
 
   // This tests whether the application is "autobooted" by registering an

packages/ember-debug/lib/main.js

@@ -1,6 +1,7 @@
 /*global __fail__*/
 
 import Ember from "ember-metal/core";
+import isEnabled, { FEATURES } from "ember-metal/features";
 import EmberError from "ember-metal/error";
 import Logger from "ember-metal/logger";
 
@@ -230,14 +231,14 @@ export function _warnIfUsingStrippedFeatureFlags(FEATURES, featuresWereStripped)
 
 if (!Ember.testing) {
   // Complain if they're using FEATURE flags in builds other than canary
-  Ember.FEATURES['features-stripped-test'] = true;
+  FEATURES['features-stripped-test'] = true;
   var featuresWereStripped = true;
 
-  if (Ember.FEATURES.isEnabled('features-stripped-test')) {
+  if (isEnabled('features-stripped-test')) {
     featuresWereStripped = false;
   }
 
-  delete Ember.FEATURES['features-stripped-test'];
+  delete FEATURES['features-stripped-test'];
   _warnIfUsingStrippedFeatureFlags(Ember.ENV.FEATURES, featuresWereStripped);
 
   // Inform the developer about the Ember Inspector if not installed.

packages/ember-htmlbars/lib/env.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import environment from "ember-metal/environment";
 
 import { hooks } from "htmlbars-runtime";
@@ -100,7 +101,7 @@ registerKeyword('mut', mut);
 registerKeyword('@mut', privateMut);
 registerKeyword('each', each);
 registerKeyword('readonly', readonly);
-if (Ember.FEATURES.isEnabled('ember-htmlbars-get-helper')) {
+if (isEnabled('ember-htmlbars-get-helper')) {
   registerKeyword('get', getKeyword);
 }
 

packages/ember-htmlbars/lib/helpers/-get.js

@@ -1,9 +1,11 @@
+import isEnabled from "ember-metal/features";
+
 /*
   This private helper is used in conjuntion with the get keyword
   @private
 */
 
-if (Ember.FEATURES.isEnabled('ember-htmlbars-get-helper')) {
+if (isEnabled('ember-htmlbars-get-helper')) {
 
   var getHelper = function getHelper([value]) {
     return value;

packages/ember-htmlbars/lib/helpers/each-in.js

@@ -1,4 +1,6 @@
-if (Ember.FEATURES.isEnabled('ember-htmlbars-each-in')) {
+import isEnabled from "ember-metal/features";
+
+if (isEnabled('ember-htmlbars-each-in')) {
   var shouldDisplay = function(object) {
     if (object === undefined || object === null) {
       return false;

packages/ember-htmlbars/lib/keywords/get.js

@@ -1,10 +1,11 @@
+import isEnabled from "ember-metal/features";
 import Stream from "ember-metal/streams/stream";
 import { labelFor } from "ember-metal/streams/utils";
 import { read, isStream } from "ember-metal/streams/utils";
 import create from "ember-metal/platform/create";
 import merge from "ember-metal/merge";
 
-if (Ember.FEATURES.isEnabled('ember-htmlbars-get-helper')) {
+if (isEnabled('ember-htmlbars-get-helper')) {
 
   var getKeyword = function getKeyword(morph, env, scope, params, hash, template, inverse, visitor) {
     var objParam = params[0];

packages/ember-htmlbars/lib/main.js

@@ -1,4 +1,5 @@
 import Ember from "ember-metal/core";
+import isEnabled from "ember-metal/features";
 
 import {
   precompile,
@@ -47,7 +48,7 @@ registerHelper('with', withHelper);
 registerHelper('loc', locHelper);
 registerHelper('log', logHelper);
 registerHelper('each', eachHelper);
-if (Ember.FEATURES.isEnabled('ember-htmlbars-each-in')) {
+if (isEnabled('ember-htmlbars-each-in')) {
   registerHelper('each-in', eachInHelper);
 }
 registerHelper('-bind-attr-class', bindAttrClassHelper);
@@ -56,7 +57,7 @@ registerHelper('concat', concatHelper);
 registerHelper('-join-classes', joinClassesHelper);
 registerHelper('-legacy-each-with-controller', legacyEachWithControllerHelper);
 registerHelper('-legacy-each-with-keyword', legacyEachWithKeywordHelper);
-if (Ember.FEATURES.isEnabled('ember-htmlbars-get-helper')) {
+if (isEnabled('ember-htmlbars-get-helper')) {
   registerHelper('-get', getHelper);
 }
 registerHelper('-html-safe', htmlSafeHelper);
@@ -72,7 +73,7 @@ Ember.HTMLBars = {
   DOMHelper
 };
 
-if (Ember.FEATURES.isEnabled('ember-htmlbars-helper')) {
+if (isEnabled('ember-htmlbars-helper')) {
   Helper.helper = makeHelper;
   Ember.Helper = Helper;
 }

packages/ember-htmlbars/tests/attr_nodes/boolean_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import EmberView from "ember-views/views/view";
 import run from "ember-metal/run_loop";
 import compile from "ember-template-compiler/system/compile";
@@ -10,7 +11,7 @@ function appendView(view) {
 }
 
 // jscs:disable validateIndentation
-if (Ember.FEATURES.isEnabled('ember-htmlbars-attribute-syntax')) {
+if (isEnabled('ember-htmlbars-attribute-syntax')) {
 
 QUnit.module("ember-htmlbars: boolean attribute", {
   teardown() {

packages/ember-htmlbars/tests/attr_nodes/class_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import EmberView from "ember-views/views/view";
 import run from "ember-metal/run_loop";
 import compile from "ember-template-compiler/system/compile";
@@ -10,12 +11,12 @@ function appendView(view) {
 }
 
 var isInlineIfEnabled = false;
-if (Ember.FEATURES.isEnabled('ember-htmlbars-inline-if-helper')) {
+if (isEnabled('ember-htmlbars-inline-if-helper')) {
   isInlineIfEnabled = true;
 }
 
 // jscs:disable validateIndentation
-if (Ember.FEATURES.isEnabled('ember-htmlbars-attribute-syntax')) {
+if (isEnabled('ember-htmlbars-attribute-syntax')) {
 
 QUnit.module("ember-htmlbars: class attribute", {
   teardown() {

packages/ember-htmlbars/tests/attr_nodes/data_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import EmberView from "ember-views/views/view";
 import run from "ember-metal/run_loop";
 import EmberObject from "ember-runtime/system/object";
@@ -9,7 +10,7 @@ import { runAppend, runDestroy } from "ember-runtime/tests/utils";
 
 var view, originalSetAttribute, setAttributeCalls, renderer;
 
-if (Ember.FEATURES.isEnabled('ember-htmlbars-attribute-syntax')) {
+if (isEnabled('ember-htmlbars-attribute-syntax')) {
 
   QUnit.module("ember-htmlbars: data attribute", {
     teardown() {

packages/ember-htmlbars/tests/attr_nodes/href_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import EmberView from "ember-views/views/view";
 import run from "ember-metal/run_loop";
 import compile from "ember-template-compiler/system/compile";
@@ -10,7 +11,7 @@ function appendView(view) {
 }
 
 // jscs:disable validateIndentation
-if (Ember.FEATURES.isEnabled('ember-htmlbars-attribute-syntax')) {
+if (isEnabled('ember-htmlbars-attribute-syntax')) {
 
 QUnit.module("ember-htmlbars: href attribute", {
   teardown() {

packages/ember-htmlbars/tests/attr_nodes/property_test.js

@@ -1,3 +1,4 @@
+import isEnabled from "ember-metal/features";
 import EmberView from "ember-views/views/view";
 import run from "ember-metal/run_loop";
 import compile from "ember-template-compiler/system/compile";
@@ -16,7 +17,7 @@ function canSetFalsyMaxLength() {
 }
 
 // jscs:disable validateIndentation
-if (Ember.FEATURES.isEnabled('ember-htmlbars-attribute-syntax')) {
+if (isEnabled('ember-htmlbars-attribute-syntax')) {
 
 QUnit.module("ember-htmlbars: property", {
   teardown() {

packages/ember-htmlbars/tests/attr_nodes/sanitized_test.js

@@ -1,5 +1,6 @@
 /* jshint scripturl:true */
 
+import isEnabled from "ember-metal/features";
 import EmberView from "ember-views/views/view";
 import compile from "ember-template-compiler/system/compile";
 import { SafeString } from "ember-htmlbars/utils/string";
@@ -16,7 +17,7 @@ QUnit.module("ember-htmlbars: sanitized attribute", {
 
 // jscs:disable validateIndentation
 // jscs:disable disallowTrailingWhitespace
-if (Ember.FEATURES.isEnabled('ember-htmlbars-attribute-syntax')) {
+if (isEnabled('ember-htmlbars-attribute-syntax')) {
 
 var badTags = [
   { tag: 'a', attr: 'href',