Boo.Lang.Parser.BooParsingStep.OnParserError C# (CSharp) Method

        void OnParserError(antlr.RecognitionException error)
        {
            LexicalInfo data = new LexicalInfo(error.getFilename(), error.getLine(), error.getColumn());

            antlr.NoViableAltException nvae = error as antlr.NoViableAltException;
            if (null != nvae)
            {
                ParserError(data, nvae);
            }
            else
            {
                _context.Errors.Add(CompilerErrorFactory.GenericParserError(data, error));
            }
        }