this(e, zeroOkay, manyOkay, separator, false, tag); }
protected Repeat(final Element e, boolean zeroOkay, boolean manyOkay, final Element separator, boolean maximal, Object tag) {
super(e+(!manyOkay ? "?" : (zeroOkay ? (maximal ? "**" : "*") : (maximal ? "++" : "+")))+(separator==null?"":("/"+separator)), true);
- if (zeroOkay) {
+ if (zeroOkay && !manyOkay) {
add(new Sequence.Constant.Empty());
- if (manyOkay) add(new Sequence.Singleton(Sequence.many1(e, separator)));
- else add(new Sequence.Singleton(e));
+ add(new Sequence.Singleton(e));
+ return;
+ }
+ if (zeroOkay) {
+ add(new Sequence.RewritingSequence(tag, new Element[] { }, null));
+ //add(new Sequence.Constant.Empty());
+ // FUGLY
+ add(new Sequence.Singleton(Sequence.many1(e, separator, tag)));
} else {
add(new Sequence.RewritingSequence(tag, new Element[] { e }, null));
if (separator==null)