internal static async Task SetStatusLineAsync(this HttpResponseMessage response, IAsyncEnumerator <byte> enumerator,
CancellationToken cancellationToken)
{
// Validate parameters.
if (response == null)
{
throw new ArgumentNullException(nameof(response));
}
if (enumerator == null)
{
throw new ArgumentNullException(nameof(enumerator));
}
// Match the line.
Match match = await enumerator.MatchLineAsync(StatusLineRegex, cancellationToken).ConfigureAwait(false);
// Get the groups and set.
response.Version = new Version(match.GetGroupValue("version"));
response.StatusCode = (HttpStatusCode)Int32.Parse(match.GetGroupValue("statusCode"));
response.ReasonPhrase = match.GetGroupValue("reasonPhrase");
}