process/src/process.dummy.app/_commands/LengthCommand.cs

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2026-01-20 22:41:16 +01:00
// Copyright (c) The Geekeey Authors
// SPDX-License-Identifier: EUPL-1.2
using System.Buffers;
using System.Globalization;
using Spectre.Console.Cli;
internal sealed class LengthCommand : AsyncOutputCommand<LengthCommand.Settings>
{
public sealed class Settings : OutputCommandSettings
{
}
public override async Task<int> ExecuteAsync(CommandContext context, Settings settings, CancellationToken cancellationToken)
{
using var output = Output.Connect();
using var buffer = MemoryPool<byte>.Shared.Rent(81920);
var count = 0L;
while (true)
{
var bytesRead = await output.Stdin.BaseStream.ReadAsync(buffer.Memory, cancellationToken);
if (bytesRead <= 0)
{
break;
}
count += bytesRead;
}
foreach (var writer in output.GetWriters(settings.Target))
{
await writer.WriteLineAsync(count.ToString(CultureInfo.InvariantCulture));
}
return 0;
}
}