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");
}
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);
}
/*||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||*/
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();
}