+// Copyright 2006 all rights reserved; see LICENSE file for BSD-style license
+
package edu.berkeley.sbp.meta;
import edu.berkeley.sbp.util.*;
import edu.berkeley.sbp.*;
protected Repeat(final Element e, boolean zeroOkay, boolean manyOkay, final Element separator, boolean maximal, Object tag) {
this(e, zeroOkay, manyOkay, separator, maximal, tag, null); }
protected Repeat(final Element e, boolean zeroOkay, boolean manyOkay, final Element separator, boolean maximal, Object tag, Atom follow) {
- super(e+(!manyOkay ? "?" : (zeroOkay ? (maximal ? "**" : "*") : (maximal ? "++" : "+")))+(separator==null?"":("/"+separator)), true);
- if (zeroOkay && !manyOkay) {
- add(Sequence.empty().followedBy(follow));
- add(Sequence.singleton(e).followedBy(follow));
+ super(e
+ +(!manyOkay
+ ? "?"
+ : (zeroOkay
+ ? (maximal ? "**" : "*")
+ : (maximal ? "++" : "+")))
+ +(separator==null
+ ? ""
+ : ("/"+separator)),
+ true);
+ if (follow != null) {
+ Sequence s = Sequence.create(new Repeat(e, zeroOkay, manyOkay, separator, maximal, tag, null)).followedBy(follow);
+ add(s);
return;
}
- if (zeroOkay) {
- add(Sequence.rewritingSequence(tag, new Element[] { }, null).followedBy(follow));
+ if (zeroOkay && !manyOkay) {
+ // FIXME
+ add(Sequence.create(tag, new Element[] { }, null, false).followedBy(follow));
+ add(Sequence.create(tag, new Element[] { e }, null, false).followedBy(follow));
+ } else if (zeroOkay) {
+ add(Sequence.create(tag, new Element[] { }, null, false).followedBy(follow));
//add(new Sequence.Constant.Empty());
// FUGLY
- add(Sequence.singleton(many1(e, separator, tag)).followedBy(follow));
+ add(Sequence.create(many1(e, separator, tag)).followedBy(follow));
} else {
- add(Sequence.rewritingSequence(tag, new Element[] { e }, null).followedBy(follow));
+ add(Sequence.create(tag, new Element[] { e }, null, false).followedBy(follow));
+ /*
if (separator==null)
- add(Sequence.unwrap(new Element[] { e, Repeat.this }, tag, new boolean[] { false, false }).followedBy(follow));
+ add(Sequence.create(tag, new Element[] { e, Repeat.this }, new boolean[] { false, false }, true).followedBy(follow));
else
- add(Sequence.unwrap(new Element[] { e, separator, Repeat.this }, tag, new boolean[] { false, true, false }).followedBy(follow));
+ add(Sequence.create(tag, new Element[] { e, separator, Repeat.this }, new boolean[] { false, true, false }, true).followedBy(follow));
+ */
+ if (separator==null)
+ /*
+ add(Sequence.create(tag, new Element[] { e, Repeat.this }, new boolean[] { false, false }, true).followedBy(follow));
+ */
+ add(Sequence.createLeft(tag, new Element[] { Repeat.this, e },
+ new boolean[] { false, false }, true));
+ else {
+ /*
+ add(Sequence.create(tag, new Element[] { e, separator, Repeat.this }, new boolean[] { false, true, false }, true).followedBy(follow));
+ */
+ add(Sequence.createLeft(tag, new Element[] { Repeat.this, separator, e },
+ new boolean[] { false, true, false }, true));
+ }
+
}
}