Error handling for yielded tasks

Author: Sleitnick

Runtime/Code/Luau/LuauCoreCallbacks.cs

@@ -53,6 +53,7 @@ private struct AwaitingTask
         public Task Task;
         public MethodInfo Method;
         public LuauContext Context;
+        public Type Type;
     }
 
     private struct PropertyGetReflectionCache {
@@ -164,7 +165,7 @@ static void printf(LuauContext context, IntPtr thread, int style, int gameObject
             Debug.LogWarning(res, logContext);
         } else if (style == 2) {
             // The STANDALONE here is just a test:
-#if UNITY_STANDALONE
+#if UNITY_STANDALONE && !UNITY_EDITOR
             Debug.LogWarning("[ERROR] " + res, logContext);
 #else
             Debug.LogError(res, logContext);
@@ -1499,6 +1500,7 @@ private static int InvokeMethodAsync(LuauContext context, IntPtr thread, Type ty
                 Task = task,
                 Method = method,
                 Context = context,
+                Type = type,
             };
 
             if (task.IsCompleted) {
@@ -1542,9 +1544,19 @@ private static void ResumeAsyncTask(AwaitingTask awaitingTask, bool immediate =
         }
 
         if (awaitingTask.Task.IsFaulted) {
-            ThreadDataManager.Error(thread);
-            Debug.LogException(awaitingTask.Task.Exception);
-            GetLuauDebugTrace(thread);
+            var result = -1;
+            try {
+                LuauError(thread, $"Error: Exception thrown in {awaitingTask.Type.Name} {awaitingTask.Method.Name}: {awaitingTask.Task.Exception.Message}");
+                result = LuauPlugin.LuauResumeThread(thread, -1);
+            } catch (LuauException e) {
+                Debug.LogException(e);
+            }
+            if (binding != null) {
+                binding.m_asyncYield = false;
+                binding.m_canResume = result == 1;
+                binding.m_error = true;
+            }
+            
             return;
         }