public static async Task <Stream> ReadPathAsync(this IDirectory dir, string relativePath, CancellationToken ct = default)
{
var lastSlashPos = relativePath.LastIndexOf('/');
if (lastSlashPos < 0)
{
return(await dir.ReadAsync(relativePath, ct).ConfigureAwait(dir.TaskHelper));
}
var filename = relativePath.Substring(lastSlashPos + 1);
var path = relativePath.Substring(0, lastSlashPos);
var fileDir = await dir.CdAsync(path, ct).ConfigureAwait(dir.TaskHelper);
if (fileDir == null)
{
return(null);
}
return(await fileDir.ReadAsync(filename, ct).ConfigureAwait(dir.TaskHelper));
}
