Antlr4.AntlrTool.LoadGrammar C# (CSharp) Method

        public virtual Grammar LoadGrammar(string fileName)
        {
            GrammarRootAST grammarRootAST = ParseGrammar(fileName);
            Grammar g = CreateGrammar(grammarRootAST);
            g.fileName = fileName;
            Process(g, false);
            return g;
        }