public override AST_Node VisitClassdefine([NotNull] CoolParser.ClassdefineContext context)
{
AST_Id id = new AST_Id(context.TYPE(0), context.TYPE(0).GetText());
AST_Type_Node inh = new AST_Type_Node(context.TYPE(0), "Object");
if (context.TYPE().Length > 1)
{
inh = new AST_Type_Node(context.TYPE(1), context.TYPE(1).GetText());
}
List <AST_ClassProperty> prop = new List <AST_ClassProperty>();
List <AST_MethodDef> meth = new List <AST_MethodDef>();
foreach (var item in context.feature())
{
var t = Visit(item);
if (t is AST_ClassProperty)
{
prop.Add((AST_ClassProperty)t);
}
else
{
meth.Add((AST_MethodDef)t);
}
}
foreach (var item in prop)
{
if (item.exp == null)
{
if (item.decl.type.Type == "Int")
{
item.exp = new AST_Cte(context, new AST_Token("0", "Int"));
}
else if (item.decl.type.Type == "Bool")
{
item.exp = new AST_Cte(context, new AST_Token("false", "false"));
}
else if (item.decl.type.Type == "String")
{
item.exp = new AST_StringCte(item.row, item.col, "\"\"");
}
}
}
return(new AST_ClassDef(context, id, new AST_ListProp(context, prop), new AST_ListMethod(context, meth), inh));
}
/// <summary>
/// Visit a parse tree produced by <see cref="CoolParser.classdefine"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitClassdefine([NotNull] CoolParser.ClassdefineContext context)
{
return(VisitChildren(context));
}
