Ember 1.12 support

app/assets/javascripts/ember-addons/macro-alias.js.es6

@@ -0,0 +1,24 @@
+import isDescriptor from './utils/is-descriptor';
+
+function handleDescriptor(target, property, desc, fn, params = []) {
+  return {
+    enumerable: desc.enumerable,
+    configurable: desc.configurable,
+    writable: desc.writable,
+    initializer: function() {
+      return fn(...params);
+    }
+  };
+}
+
+export default function macroAlias(fn) {
+  return function(...params) {
+    if (isDescriptor(params[params.length - 1])) {
+      return handleDescriptor(...params, fn);
+    } else {
+      return function(target, property, desc) {
+        return handleDescriptor(target, property, desc, fn, params);
+      };
+    }
+  };
+}