public string Visit(Attr_Def node)
{
var exp = "";
if (node.exp == null)
{
if (node.type.s == "Int")
{
exp = new Const("0").Visit(this);
}
else if (node.type.s == "String")
{
exp = method.Add_local("expr", true);
method.Add_Instruction(new CIL_Load(exp, Data[""]));
}
else if (node.type.s == "Bool")
{
exp = new Const("false").Visit(this);
}
else
{
exp = "void";
}
}
else
{
exp = node.exp.Visit(this);
}
method.Add_Instruction(new CIL_SetAttr(new CIL_MyVar("this", current_type.Name), node.name.name, exp));
return("");
}
public bool Visit(Attr_Def node)
{
if (node == null)
{
return(true);
}
return(this.Visit(node.exp));
}
public IType Visit(Attr_Def node)
{
IType type_formal = Context.GetType(node.type.s);
if (node.exp == null)
{
return(type_formal);
}
IType type_exp = this.Visit(node.exp);
if (type_exp != null && type_formal != null && !type_exp.Conform(type_formal))
{
Logger += "En la expresion " + node.ToString() + "-> error de tipos (El tipo de la expresion no se conforma al del atributo)\n";
return(null);
}
return(type_exp);
}
public string Visit(Attr_Def node)
{
throw new NotImplementedException();
}
public bool Visit(Attr_Def node)
{
return(Visit(node.name) && Visit(node.exp) && Visit(node.type));
}
public bool Visit(Attr_Def node)
{
throw new System.NotImplementedException();
}