Antlr4.AntlrTool.GetOutputFileWriter C# (CSharp) Метод

        public virtual TextWriter GetOutputFileWriter(Grammar g, string fileName)
        {
            if (outputDirectory == null)
            {
                return new StringWriter();
            }

            // output directory is a function of where the grammar file lives
            // for subdir/T.g4, you get subdir here.  Well, depends on -o etc...
            string outputDir = GetOutputDirectory(g.fileName);
            string outputFile = Path.Combine(outputDir, fileName);

            Directory.CreateDirectory(outputDir);

            return new StreamWriter(File.OpenWrite(outputFile), Encoding.GetEncoding(grammarEncoding));
        }