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@davidfowl @pakrym
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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Threading;
using System.Threading.Tasks;
using System.Threading.Tasks.Sources;
namespace System.IO.Pipelines
/// <summary>
/// Default <see cref="PipeWriter"/> and <see cref="PipeReader"/> implementation.
/// </summary>
public sealed partial class Pipe
private sealed class DefaultPipeReader : PipeReader, IValueTaskSource<ReadResult>
private readonly Pipe _pipe;
public DefaultPipeReader(Pipe pipe)
_pipe = pipe;
public override bool TryRead(out ReadResult result) => _pipe.TryRead(out result);
public override ValueTask<ReadResult> ReadAsync(CancellationToken cancellationToken = default) => _pipe.ReadAsync(cancellationToken);
public override void AdvanceTo(SequencePosition consumed) => _pipe.AdvanceReader(consumed);
public override void AdvanceTo(SequencePosition consumed, SequencePosition examined) => _pipe.AdvanceReader(consumed, examined);
public override void CancelPendingRead() => _pipe.CancelPendingRead();
public override void Complete(Exception exception = null) => _pipe.CompleteReader(exception);
#pragma warning disable CS0672 // Member overrides obsolete member
public override void OnWriterCompleted(Action<Exception, object> callback, object state) => _pipe.OnWriterCompleted(callback, state);
#pragma warning restore CS0672 // Member overrides obsolete member
public ValueTaskSourceStatus GetStatus(short token) => _pipe.GetReadAsyncStatus();
public ReadResult GetResult(short token) => _pipe.GetReadAsyncResult();
public void OnCompleted(Action<object> continuation, object state, short token, ValueTaskSourceOnCompletedFlags flags) => _pipe.OnReadAsyncCompleted(continuation, state, flags);
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