// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
namespace System.Threading.Channels
{
    internal partial class AsyncOperation<TResult> : IThreadPoolWorkItem
    {
        void IThreadPoolWorkItem.Execute() => SetCompletionAndInvokeContinuation();
 
        private void UnsafeQueueSetCompletionAndInvokeContinuation() =>
            ThreadPool.UnsafeQueueUserWorkItem(this, preferLocal: false);
 
        private static void UnsafeQueueUserWorkItem(Action<object?> action, object? state) =>
            ThreadPool.UnsafeQueueUserWorkItem(action, state, preferLocal: false);
 
        private static void QueueUserWorkItem(Action<object?> action, object? state) =>
            ThreadPool.QueueUserWorkItem(action, state, preferLocal: false);
 
        private static CancellationTokenRegistration UnsafeRegister(CancellationToken cancellationToken, Action<object?> action, object? state) =>
            cancellationToken.UnsafeRegister(action, state);
    }
}