internal static HttpSource BuildHttpSource([NotNull] this V2FeedParser v2FeedParser)
{
if (v2FeedParser == null)
{
throw new ArgumentNullException(nameof(v2FeedParser));
}
var type = v2FeedParser.GetType();
const string httpSourcePrivateReadonlyFieldName = "_httpSource";
var httpSource = type.GetField(httpSourcePrivateReadonlyFieldName, BindingFlags.NonPublic | BindingFlags.Instance);
if (httpSource == null)
{
throw new MissingFieldException(httpSourcePrivateReadonlyFieldName);
}
return(httpSource.GetValue(v2FeedParser) as HttpSource);
}