0312 cell和buttonex互斥提示

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4 天以前 cdac25a8e4f91a4663bf5f80994538dd263b757c

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using Cysharp.Threading.Tasks.Internal;
using System;
using System.Threading;
 
namespace Cysharp.Threading.Tasks.Linq
{
    public static partial class UniTaskAsyncEnumerable
    {
        public static IUniTaskAsyncEnumerable<TValue> Throw<TValue>(Exception exception)
        {
            return new Throw<TValue>(exception);
        }
    }
 
    internal class Throw<TValue> : IUniTaskAsyncEnumerable<TValue>
    {
        readonly Exception exception;
 
        public Throw(Exception exception)
        {
            this.exception = exception;
        }
 
        public IUniTaskAsyncEnumerator<TValue> GetAsyncEnumerator(CancellationToken cancellationToken = default)
        {
            return new _Throw(exception, cancellationToken);
        }
 
        class _Throw : IUniTaskAsyncEnumerator<TValue>
        {
            readonly Exception exception;
            CancellationToken cancellationToken;
 
            public _Throw(Exception exception, CancellationToken cancellationToken)
            {
                this.exception = exception;
                this.cancellationToken = cancellationToken;
            }
 
            public TValue Current => default;
 
            public UniTask<bool> MoveNextAsync()
            {
                cancellationToken.ThrowIfCancellationRequested();
                return UniTask.FromException<bool>(exception);
            }
 
            public UniTask DisposeAsync()
            {
                return default;
            }
        }
    }
}