private static async Task CopyToTwoStreamsAsync()

in CachingProxy/src/CachingProxy.cs [438:451]


    private static async Task CopyToTwoStreamsAsync(Stream source, Stream dest1, FileStream dest2, CancellationToken cancellationToken)
    {
      using var buffer = MemoryPool<byte>.Shared.Rent(BUFFER_SIZE);
      var memory = buffer.Memory;
      while (true)
      {
        var length = await source.ReadAsync(memory, cancellationToken).ConfigureAwait(false);
        if (length == 0)
          break;

        await dest1.WriteAsync(memory[..length], cancellationToken).ConfigureAwait(false);
        await dest2.WriteAsync(memory[..length], cancellationToken).ConfigureAwait(false);
      }
    }