using System.Collections.Generic; using System.Diagnostics; namespace System.IO { /// The NullStream will allow ignore all writes (returning success) and return 'no data' on all reads. class NullStream : Stream { public this() { } public override int64 Position { get { return 0; } set { } } public override int64 Length { get { return 0; } } public override bool CanRead { get { return true; } } public override bool CanWrite { get { return true; } } public override Result TryRead(Span data) { return .Ok(0); } public override Result TryWrite(Span data) { return .Ok(data.Length); } public override void Close() { } } }