public Parser(Scanner scanner)
{
this.hook = new ErrorHook();
this.scanner = scanner;
this.currentToken = this.scanner.nextToken();
this.panic = false;
}
public Parser(ILexer lexer)
{
this.lexer = lexer;
this.currentToken = this.lexer.nextToken();
this.hook = new ErrorHook();
this.panic = false;
}
public void sendHook(HookType type, string message)
{
Hook temp;
switch (type)
{
case HookType.Action:
temp = new ActionHook(message);
break;
case HookType.Error:
temp = new ErrorHook(message);
break;
case HookType.Input:
temp = new InputHook(message);
break;
default:
temp = new Hook();
Debug.LogError("sendHook with string parameter could not determine hook type!");
break;
}
passHook(temp);
}
protected virtual void errorHook(ErrorHook hook)
{
return;
}
public TypeCheckingVisitor(SymbolTableManager stm)
{
this.stm = stm;
hook = new ErrorHook();
}
public TypeCheckingVisitor(SymbolTable table)
{
this.table = table;
this.hook = new ErrorHook();
}
public IdentifierUsageCheckingVisitor(SymbolTableManager stm)
{
this.stm = stm;
this.hook = new ErrorHook();
}
public SymbolTableBuildingVisitor()
{
this.symbolTables = new SymbolTables();
this.currentTable = null;
this.hook = new ErrorHook();
}
public SymbolTableBuildingVisitor()
{
this.table = new SymbolTable();
this.hook = new ErrorHook();
}