package genLRS;

public class ToStringAlgo implements IAlgo<Object, String, Object> {
    private final IAlgo<Object, String, ?> Helper = new IAlgo<Object, String, Object>() {
        public String emptyCase(LRStruct<? extends Object> h, Object ... i) {
            return ")";
        }
        
        public String nonEmptyCase(LRStruct<? extends Object> h, Object ... i) {
            return ", " + h.getFirst() + h.getRest().execute(this);
        }
    };
    
    public String emptyCase(LRStruct<? extends Object> host, Object ... inp) {
        return "()";
    }
    
    public String nonEmptyCase(LRStruct<? extends Object> host, Object ... inp) {
        return "(" + host.getFirst() + host.getRest().execute(Helper);
    }
}