2.0.25

README.md

@@ -536,7 +536,7 @@ How to create async iterator, C# 8.0 supports async iterator(`async yield return
 
 ```csharp
 // IAsyncEnumerable, C# 8.0 version of async iterator. ( do not use this style, IAsyncEnumerable is not controled in UniTask).
-public async IAsyncEnumerable<int> MyEveryUpdate([EnumeratorCancellation]CancellationToken cancelationToken)
+public async IAsyncEnumerable<int> MyEveryUpdate([EnumeratorCancellation]CancellationToken cancelationToken = default)
 {
     var frameCount = 0;
     await UniTask.Yield();

src/UniTask/Assets/Plugins/UniTask/Runtime/Linq/Create.cs

@@ -120,24 +120,6 @@ namespace Cysharp.Threading.Tasks.Linq
                 completionSource.TrySetResult(false);
             }
 
-            public bool TrySetCanceled(CancellationToken cancellationToken)
-            {
-                state = -2;
-                return completionSource.TrySetCanceled(cancellationToken);
-            }
-
-            public bool TrySetComplete()
-            {
-                state = -2;
-                return completionSource.TrySetResult(false);
-            }
-
-            public bool TrySetException(Exception error)
-            {
-                state = -2;
-                return completionSource.TrySetException(error);
-            }
-
             public void SetResult(T value)
             {
                 Current = value;

src/UniTask/Assets/Plugins/UniTask/Runtime/UnityWebRequestException.cs

@@ -31,7 +31,13 @@ namespace Cysharp.Threading.Tasks
 #endif
             this.Error = unityWebRequest.error;
             this.ResponseCode = unityWebRequest.responseCode;
-            this.Text = unityWebRequest.downloadHandler.text;
+            if (UnityWebRequest.downloadHandler != null)
+            {
+                if (unityWebRequest.downloadHandler is DownloadHandlerBuffer dhb)
+                {
+                    this.Text = dhb.text;
+                }
+            }
         }
 
         public override string Message
@@ -40,7 +46,14 @@ namespace Cysharp.Threading.Tasks
             {
                 if (msg == null)
                 {
-                    msg = Error + Environment.NewLine + Text;
+                    if (Text != null)
+                    {
+                        msg = Error + Environment.NewLine + Text;
+                    }
+                    else
+                    {
+                        msg = Error;
+                    }
                 }
                 return msg;
             }

src/UniTask/Assets/Plugins/UniTask/package.json

@@ -1,7 +1,7 @@
 {
     "name": "com.cysharp.unitask",
     "displayName": "UniTask",
-    "version": "2.0.24",
+    "version": "2.0.25",
     "unity": "2018.4",
     "description": "Provides an efficient async/await integration to Unity.",
     "keywords": [ "async/await", "async", "Task", "UniTask" ],

src/UniTask/Assets/Scenes/SandboxMain.cs

@@ -476,25 +476,9 @@ public class SandboxMain : MonoBehaviour
 
     async UniTaskVoid Start()
     {
-        var cts = new CancellationTokenSource();
+        var url =  "http://google.com/404";
-        okButton.onClick.AddListener(() =>
+        var webRequestAsyncOperation = UnityWebRequest.Get(url).SendWebRequest();
-        {
+        await webRequestAsyncOperation.ToUniTask();
-            cts.Cancel();
-        });
-
-        //// Nanika();
-
-
-        //await UniTask.Yield();
-
-
-        await MyEveryUpdate().Select(x => x).Where(x => x % 2 == 0).ForEachAsync(x =>
-                {
-                    UnityEngine.Debug.Log(x + ":" + Time.frameCount);
-                }, cts.Token);
-
-
-        // this.GetCancellationTokenOnDestroy()
 
         //PlayerLoopInfo.Inject();