Merge pull request #3324 from thomasboyt/defeatureify

Defeatureify

Assetfile

@@ -56,6 +56,9 @@ distros.each do |name, modules|
 
     match "{#{name}.js,#{name}.prod.js}" do
       filter HandlebarsPrecompiler
+      if File.exists?("features.json")
+        filter EmberDefeatureify
+      end
       filter AddMicroLoader unless name == "ember-template-compiler"
     end
 

packages/ember-metal/lib/core.js

@@ -77,6 +77,27 @@ Ember.ENV = Ember.ENV || ENV;
 
 Ember.config = Ember.config || {};
 
+/**
+  Hash of enabled Canary features. Add to before creating your application.
+
+  @property FEATURES
+  @type Hash
+*/
+
+Ember.FEATURES = {};
+
+/**
+  Test that a feature is enabled. Parsed by Ember's build tools to leave
+  experimental features out of beta/stable builds.
+
+  @method isEnabled
+  @param {string} feature
+*/
+
+Ember.FEATURES.isEnabled = function(feature) {
+  return Ember.FEATURES[feature];
+};
+
 // ..........................................................
 // BOOTSTRAP
 //