Beispiel #1
0
        public Compilation(string sourcePath, string outputPath, string fileName)
        {
            string text = System.IO.File.ReadAllText(sourcePath); // test available in relative directory: sourcePath = "...\SAL\Antlr\Test_Parser_src\Test_Parser\Tests"

            p4Lexer           lexer  = new p4Lexer(new AntlrInputStream(text));
            CommonTokenStream stream = new CommonTokenStream(lexer);

            p4Parser   parser = new p4Parser(stream);
            IParseTree tree   = parser.s();

            ASTNode AST = new ConcreteP4Visitor().Visit(tree);
            //AST?.PrintTrees(0);

            SymTable s = new SymTable(AST);

            s.PrintErrors();
            TypeCheckVisitor t = new TypeCheckVisitor(AST);

            t.Errors.ForEach(s => Console.WriteLine(s.Message));

            CodeEmitter CodeGenerator = new CodeEmitter();

            CodeGenerator.GenerateCode(outputPath, fileName, AST);
            //test available in relative directory:
            //           outputPath = "...\SAL\Antlr\Test_Parser_src\Test_Parser\Tests"
            //           fileName = "Tests"
        }
Beispiel #2
0
        public P4Parser(string input, P4ParserErrorListener errorListener)
        {
            ICharStream stream = CharStreams.fromString(input);

            Lexer = new p4Lexer(stream);
            Lexer.RemoveErrorListeners();
            Lexer.AddErrorListener(errorListener);

            ITokenStream tokens = new CommonTokenStream(Lexer);

            Parser = new p4Parser(tokens);
            Parser.RemoveErrorListeners();
            Parser.AddErrorListener(errorListener);
            Parser.BuildParseTree = true;

            Parser.s(); // Run parser on rule s (start rule)
        }