UniRx 에셋 추가

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

@@ -0,0 +1,57 @@
+using System;
+
+namespace UniRx.Operators
+{
+    internal class CastObservable<TSource, TResult> : OperatorObservableBase<TResult>
+    {
+        readonly IObservable<TSource> source;
+
+        public CastObservable(IObservable<TSource> source)
+            : base(source.IsRequiredSubscribeOnCurrentThread())
+        {
+            this.source = source;
+        }
+
+        protected override IDisposable SubscribeCore(IObserver<TResult> observer, IDisposable cancel)
+        {
+            return source.Subscribe(new Cast(observer, cancel));
+        }
+
+        class Cast : OperatorObserverBase<TSource, TResult>
+        {
+            public Cast(IObserver<TResult> observer, IDisposable cancel)
+                : base(observer, cancel)
+            {
+            }
+
+            public override void OnNext(TSource value)
+            {
+                var castValue = default(TResult);
+                try
+                {
+                    castValue = (TResult)(object)value;
+                }
+                catch (Exception ex)
+                {
+                    try { observer.OnError(ex); }
+                    finally { Dispose(); }
+                    return;
+                }
+
+                observer.OnNext(castValue);
+            }
+
+            public override void OnError(Exception error)
+            {
+                try { observer.OnError(error); }
+                finally { Dispose(); }
+            }
+
+            public override void OnCompleted()
+            {
+                try { observer.OnCompleted(); }
+                finally { Dispose(); }
+            }
+        }
+    }
+}