public override GamaAttributeSet VisitFuncAttr([NotNull] GamaParser.FuncAttrContext context)
{
var names = context.Symbol().Select(s => s.GetText()).ToArray();
if (names.Distinct().Count() != names.Length)
{
Parent.GlobalContext.AddError(new ErrorDuplicateAttributeUsage(context));
return(null);
}
var list = new GamaAttributeSet();
for (int i = 0; i < names.Length; i++)
{
var name = names[i];
var rule = FindRule(name);
if (rule == null)
{
Parent.GlobalContext.AddError(new ErrorUnknownAttribute(context));
return(null);
}
var symlist = context.symbolList(i);
if (symlist == null)
{
if (rule.ArgTypes.Count != 0)
{
Parent.GlobalContext.AddError(new ErrorWrongAttributeUsage(symlist));
return(null);
}
list.Add(new GamaAttribute(name));
}
else
{
var syms = symlist.Symbol().Select(s => s.GetText()).ToArray();
if (syms.Length != rule.ArgTypes.Count)
{
Parent.GlobalContext.AddError(new ErrorWrongAttributeUsage(symlist));
return(null);
}
list.Add(new GamaAttribute(name, syms));
}
}
return(list);
}
