public static void Raise <T>(this FastSmartWeakEvent <EventHandler <T> > ev, object sender, T e) where T : EventArgs
        {
            var d = ev.GetRaiseDelegate();

            d?.Invoke(sender, e);
        }
 public HandlerEntry(FastSmartWeakEvent <T> parentEventSource, object targetInstance, MethodInfo targetMethod)
 {
     this.ParentEventSource = parentEventSource;
     this.weakReference     = new WeakReference(targetInstance);
     this.TargetMethod      = targetMethod;
 }
        public static void Raise(this FastSmartWeakEvent <EventHandler> ev, object sender, EventArgs e)
        {
            var d = ev.GetRaiseDelegate();

            d?.Invoke(sender, e);
        }