public bool Recognize(StreamReader input, string document)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
Clear();
var scanner = language.CreateScanner(context, input, document, GetCurrentLogging());
var producer = NullProducer <int> .Instance;
var parser = language.CreateParser(producer, GetCurrentLogging());
scanner.Accept(parser);
return(ErrorCount == 0);
}
