remove Async suffixes; they're factory methods not actual async methods.

src/Ryujinx/UI/Helpers/Commands.cs

@@ -0,0 +1,48 @@
+using CommunityToolkit.Mvvm.Input;
+using System;
+using System.Threading.Tasks;
+
+namespace Ryujinx.Ava.UI.Helpers
+{
+#nullable enable
+    public static class Commands
+    {
+        public static RelayCommand Create(Action action)
+            => new(action);
+        public static RelayCommand CreateConditional(Action action, Func<bool> canExecute)
+            => new(action, canExecute);
+        
+        public static RelayCommand<T> CreateWithArg<T>(Action<T?> action)
+            => new(action);
+        public static RelayCommand<T> CreateConditionalWithArg<T>(Action<T?> action, Predicate<T?> canExecute)
+            => new(action, canExecute);
+
+        public static AsyncRelayCommand Create(Func<Task> action)
+            => new(action, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand CreateConcurrent(Func<Task> action)
+            => new(action, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand CreateSilentFail(Func<Task> action)
+            => new(action, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+        
+        public static AsyncRelayCommand<T> CreateWithArg<T>(Func<T?, Task> action)
+            => new(action, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand<T> CreateConcurrentWithArg<T>(Func<T?, Task> action)
+            => new(action, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand<T> CreateSilentFailWithArg<T>(Func<T?, Task> action)
+            => new(action, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+
+        public static AsyncRelayCommand CreateConditional(Func<Task> action, Func<bool> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand CreateConcurrentConditional(Func<Task> action, Func<bool> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand CreateSilentFailConditional(Func<Task> action, Func<bool> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+        
+        public static AsyncRelayCommand<T> CreateConditionalWithArg<T>(Func<T?, Task> action, Predicate<T?> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.None);
+        public static AsyncRelayCommand<T> CreateConcurrentConditionalWithArg<T>(Func<T?, Task> action, Predicate<T?> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.AllowConcurrentExecutions);
+        public static AsyncRelayCommand<T> CreateSilentFailConditionalWithArg<T>(Func<T?, Task> action, Predicate<T?> canExecute)
+            => new(action, canExecute, AsyncRelayCommandOptions.FlowExceptionsToTaskScheduler);
+    }
+}