public Continuation Perform(Continuation c)
{
var argResults = DatumHelpers.nil;
for (var i = 0; i < argCount; ++i)
{
argResults = DatumHelpers.cons(c.Result, argResults);
c = c.PopResult();
}
return(function.Evaluate(c, argResults));
}
private static Datum getTaskDescriptions(Datum arg)
{
var c = asContinuation(arg);
var stack = DatumHelpers.nil;
while (c.Task != null)
{
stack = DatumHelpers.cons(c.Task.ToString().ToAtom(), stack);
c = c.PopTask();
}
return(stack);
}
private static Datum getPendingResults(Datum arg)
{
var c = asContinuation(arg);
var stack = DatumHelpers.nil;
while (c.Result != null)
{
stack = DatumHelpers.cons(c.Result, stack);
c = c.PopResult();
}
return(stack);
}
private static Datum getEnvironments(Datum arg)
{
var c = asContinuation(arg);
var stack = DatumHelpers.nil;
while (c.Env != null)
{
stack = DatumHelpers.cons(c.Env.ToAtom(), stack);
c = c.PopEnv();
}
return(stack);
}
protected override Datum eval(Datum arg1, Datum arg2)
{
return(DatumHelpers.cons(arg1, arg2));
}