public void EvalSelect(RCRunner runner, RCClosure closure, RCSymbol left, RCCube right)
{
RCLong args = new RCLong(0, 0);
ReadCounter counter = new ReadCounter(right);
ReadSpec spec = new ReadSpec(counter, left, args, 0, false, false, true, false);
RCCube result = right.Read(spec, counter, true, right.Count);
runner.Yield(closure, result);
}