UniRx 에셋 추가

Gameton-06/Assets/Plugins/UniRx/Scripts/Operators/Empty.cs

@@ -0,0 +1,83 @@
+using System;
+
+namespace UniRx.Operators
+{
+    internal class EmptyObservable<T> : OperatorObservableBase<T>
+    {
+        readonly IScheduler scheduler;
+
+        public EmptyObservable(IScheduler scheduler)
+            : base(false)
+        {
+            this.scheduler = scheduler;
+        }
+
+        protected override IDisposable SubscribeCore(IObserver<T> observer, IDisposable cancel)
+        {
+            observer = new Empty(observer, cancel);
+
+            if (scheduler == Scheduler.Immediate)
+            {
+                observer.OnCompleted();
+                return Disposable.Empty;
+            }
+            else
+            {
+                return scheduler.Schedule(observer.OnCompleted);
+            }
+        }
+
+        class Empty : OperatorObserverBase<T, T>
+        {
+            public Empty(IObserver<T> observer, IDisposable cancel) : base(observer, cancel)
+            {
+            }
+
+            public override void OnNext(T value)
+            {
+                try
+                {
+                    base.observer.OnNext(value);
+                }
+                catch
+                {
+                    Dispose();
+                    throw;
+                }
+            }
+
+            public override void OnError(Exception error)
+            {
+                try { observer.OnError(error); }
+                finally { Dispose(); }
+            }
+
+            public override void OnCompleted()
+            {
+                try { observer.OnCompleted(); }
+                finally { Dispose(); }
+            }
+        }
+    }
+
+    internal class ImmutableEmptyObservable<T> : IObservable<T>, IOptimizedObservable<T>
+    {
+        internal static ImmutableEmptyObservable<T> Instance = new ImmutableEmptyObservable<T>();
+
+        ImmutableEmptyObservable()
+        {
+
+        }
+
+        public bool IsRequiredSubscribeOnCurrentThread()
+        {
+            return false;
+        }
+
+        public IDisposable Subscribe(IObserver<T> observer)
+        {
+            observer.OnCompleted();
+            return Disposable.Empty;
+        }
+    }
+}