addon/state-manager.js
function sendEvent(eventName, sendRecursiveArguments, isUnhandledPass) {
  sendRecursiveArguments.unshift(eventName, this.get('currentState'), isUnhandledPass);
  return sendRecursively.apply(this, sendRecursiveArguments);
}
function sendEvent(eventName, sendRecursiveArguments, isUnhandledPass) {
  sendRecursiveArguments.unshift(eventName, this.get('currentState'), isUnhandledPass);
  return sendRecursively.apply(this, sendRecursiveArguments);
}
function sendEvent ( eventName , sendRecursiveArguments , isUnhandledPass ) { sendRecursiveArguments . unshift ( eventName , this . get ( 'currentState' ) , isUnhandledPass ) ; return sendRecursively . apply ( this , sendRecursiveArguments ) ; }
Send an event to the currentState.

@method sendEvent
@param eventName
@param sendRecursiveArguments
@param isUnhandledPass
Send an event to the currentState .