public static ObjBox Apply(FunctionHolder function, RacketPair list)
{
int param_num = function.param_num;
List<Object> args = new List<Object>();
ObjBox fun_call;
if (list.length() != param_num)
throw new RuntimeException("The expected number of arguments does not match the given number");
int length = list.length();
for (int i = 0; i < length; i++)
{
args.Add(list.car());
ObjBox rest = list.cdr();
if (rest.getType() == typeof(voidObj))
{
break;
}
else
{
list = (RacketPair)rest.getObj();
}
}
fun_call = function.invoke(args);
return fun_call;
}
public static ObjBox Apply(FunctionHolder function, RacketPair list)
{
int param_num = function.param_num;
List <Object> args = new List <Object>();
ObjBox fun_call;
if (list.length() != param_num)
{
throw new RuntimeException("The expected number of arguments does not match the given number");
}
int length = list.length();
for (int i = 0; i < length; i++)
{
args.Add(list.car());
ObjBox rest = list.cdr();
if (rest.getType() == typeof(voidObj))
{
break;
}
else
{
list = (RacketPair)rest.getObj();
}
}
fun_call = function.invoke(args);
return(fun_call);
}
public override bool Equals(object obj)
{
if (obj.GetType() == typeof(RacketPair))
{
RacketPair other = (RacketPair)obj;
if (this.isNull() && other.isNull())
{
return(true);
}
//one of us is null the other is not
if (this.isNull() || other.isNull())
{
return(false);
}
return(this.value.Equals(other.car()) && this.rest.Equals(other.cdr()));
}
return(base.Equals(obj));
}
public static ObjBox Reverse(RacketPair list)
{
bool restNull = false;
if (list.isNull())
{
return(new ObjBox(list, typeof(RacketPair)));
}
RacketPair accu = new RacketPair(list.car(),
new ObjBox(new RacketPair(), typeof(RacketPair)));
list = (RacketPair)list.cdr().getObj();
while (!list.isNull())
{
accu = new RacketPair(list.car(),
new ObjBox(accu, typeof(RacketPair)));
list = (RacketPair)list.cdr().getObj();
}
return(new ObjBox(accu, typeof(RacketPair)));
}
public static ObjBox Reverse(RacketPair list)
{
bool restNull = false;
if (list.isNull())
return new ObjBox(list, typeof(RacketPair));
RacketPair accu = new RacketPair(list.car(),
new ObjBox(new RacketPair(), typeof(RacketPair)));
list = (RacketPair)list.cdr().getObj();
while (!list.isNull())
{
accu = new RacketPair(list.car(),
new ObjBox(accu, typeof(RacketPair)));
list = (RacketPair)list.cdr().getObj();
}
return new ObjBox(accu, typeof(RacketPair));
}