X-Git-Url: http://git.megacz.com/?p=sbp.git;a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Fmeta%2FRepeat.java;h=800639b14f3a2afb7ea33b804be596561a7d2df1;hp=bbf800a31bcefae778b6c4c31df91c4201efe136;hb=HEAD;hpb=dc46168f73937268a2a08577e4271d133a91bbef

diff --git a/src/edu/berkeley/sbp/meta/Repeat.java b/src/edu/berkeley/sbp/meta/Repeat.java
index bbf800a..800639b 100644
--- a/src/edu/berkeley/sbp/meta/Repeat.java
+++ b/src/edu/berkeley/sbp/meta/Repeat.java
@@ -12,7 +12,7 @@ import java.lang.ref.*;
  *  Currently this class exports only static methods to create repetitions;
  *  there are no public instance methods or constructors
  */
-public class Repeat extends Union {
+class Repeat extends Union {
 
     public Repeat(final Element e, boolean zeroOkay, boolean manyOkay, Object tag) {
         this(e, zeroOkay, manyOkay, null, false, tag); }
@@ -41,9 +41,12 @@ public class Repeat extends Union {
             add(Sequence.create(tag, new Element[] {   }, null).followedBy(follow));
         if (!(zeroOkay && manyOkay))
             add(Sequence.create(tag, new Element[] { e }, null).followedBy(follow));
-        if (zeroOkay && manyOkay)
+
+        // FEATURE: stringify ~[]* as ...
+        if (zeroOkay && manyOkay && separator!=null) {
             add(Sequence.create(many1(e, separator, tag)).followedBy(follow));
-        if (!zeroOkay && manyOkay) {
+
+        } else if (manyOkay) {
             if (separator==null)
                 add(Sequence.create(tag,
                                     new Element[] { Repeat.this,    e },