예제 #1
0
        protected virtual void VisitNode(ClassDcl node)
        {
            // Create a type descriptor for the class

            // Put a new symbol table into the descriptor
            // Create a new attributes structure
            // Put the descriptor in the attributes structure
            // Put the class name and attributes structure in the symbol table.

            // ----------

            // Configure the descriptor


            // Create a symbol table to hodl the names declared within the class

            // Create an attributes structure for the class

            // Enter class name into current symbol table

            // Open scope in the symbol table

            // Accept the dcl visitor for fields and methods



            Console.WriteLine("Visiting class");
        }
예제 #2
0
        protected void VisitNode(ClassDcl node)
        {
            // Write class header
            StringBuilder sb = new StringBuilder();

            Byte[] info;
            ClassTypeDescriptor CTD = node.attrRef.typeInfo;
            string modList          = "";

            foreach (string modifier in CTD.Modifiers)
            {
                modList += modifier + " ";
            }
            modList = modList.ToLower();
            string className = node.Name;

            sb.AppendLine(String.Format(".class {0}auto ansi beforefieldinit {1} \nextends [mscorlib]System.Object \n", modList, className));
            info = new UTF8Encoding(true).GetBytes(sb.ToString());
            TCCLParser.currentFileStream.Write(info, 0, info.Length);

            // Write method header
            /* ------------------------ Visit All Fields -------------------------*/

            // Create a list of ClassBody children (should only be one)
            Utilities.VisitSpecificChild(node, typeof(ClassBody), this);
        }
예제 #3
0
        /*||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||*/
        protected override void VisitNode(ClassDcl node)
        {
            // Create a type descriptor for the class
            ClassTypeDescriptor typeRef = new ClassTypeDescriptor();

            // Put a new symbol table into the descriptor
            typeRef.ClassSymbolTable = new SymbolTable();

            // Create a new attributes structure
            Attributes attr = new Attributes("classDcl");

            // Put the descriptor in the attributes structure
            attr.typeInfo = typeRef;

            // Put the class name and attributes structure in the symbol table.
            String name = Utilities.FilterOutKeywords(node.Name);

            // Record our name globally
            currentClassName = Utilities.FilterOutKeywords(node.Name);
            currentSymbolTable.enter(name, attr);
            // Decorate AST with attrRef
            node.attrRef = attr;

            /* -----------------------------*/
            // Configure the descriptor

            // Create a list of all modifier children
            List <Modifier> modifierChildren = Utilities.GetChildren(node, typeof(Modifier)).Cast <Modifier>().ToList();

            // Process modifier children
            List <String> listOfModiifers = new List <String>();

            foreach (Modifier m in modifierChildren)
            {
                listOfModiifers.Add(m.Name);
            }

            // Add the list of modifiers to the Type Descriptor
            typeRef.Modifiers = listOfModiifers;

            // Switch current symbol table to class's
            //currentSymbolTable = typeRef.ClassSymbolTable;
            currentSymbolTable.incrNestLevel();

            /* ------------------------ Visit All Fields -------------------------*/

            // Create a list of ClassBody children (should only be one)
            List <ClassBody> classBodyChildren = Utilities.GetChildren(node, typeof(ClassBody)).Cast <ClassBody>().ToList();

            foreach (ClassBody c in classBodyChildren)
            {
                this.VisitNode(c);
            }
            currentSymbolTable.decrNestLevel();
        }