Antlr4.Codegen.Model.VisitorFile.VisitorFile C# (CSharp) Method

        public VisitorFile(OutputModelFactory factory, string fileName)
            : base(factory, fileName)
        {
            Grammar g = factory.GetGrammar();
            namedActions = BuildNamedActions(g);
            parserName = g.GetRecognizerName();
            grammarName = g.name;

            foreach (KeyValuePair<string, IList<RuleAST>> entry in g.contextASTs)
            {
                foreach (RuleAST ruleAST in entry.Value)
                {
                    try
                    {
                        IDictionary<string, IList<System.Tuple<int, AltAST>>> labeledAlternatives = g.GetLabeledAlternatives(ruleAST);
                        visitorNames.UnionWith(labeledAlternatives.Keys);
                    }
                    catch (RecognitionException)
                    {
                    }
                }
            }

            foreach (Rule r in g.rules.Values)
            {
                visitorNames.Add(r.GetBaseContext());
            }

            foreach (Rule r in g.rules.Values)
            {
                IDictionary<string, IList<System.Tuple<int, AltAST>>> labels = r.GetAltLabels();
                if (labels != null)
                {
                    foreach (KeyValuePair<string, IList<System.Tuple<int, AltAST>>> pair in labels)
                    {
                        visitorLabelRuleNames[pair.Key] = r.name;
                    }
                }
            }

            ActionAST ast;
            if (g.namedActions.TryGetValue("header", out ast) && ast != null)
                header = new Action(factory, ast);

            genPackage = factory.GetGrammar().tool.genPackage;
            exportMacro = factory.GetGrammar().GetOptionString("exportMacro");
        }
    }