public/javascripts/vendor/javascripts/ember.js
function actionSetFor(obj, eventName, target, writable) {
  return metaPath(obj, ['listeners', eventName, guidFor(target)], writable);
}
function actionSetFor(obj, eventName, target, writable) {
  return metaPath(obj, ['listeners', eventName, guidFor(target)], writable);
}
function actionSetFor ( obj , eventName , target , writable ) { return metaPath ( obj , [ 'listeners' , eventName , guidFor ( target ) ] , writable ) ; }
Gets the set of all actions, keyed on the guid of each action's method property. @private
Gets the set of all actions keyed on the guid of each action s method property .