X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Fchr%2FCharRange.java;h=6728012dd78e6f12edb78093faf0e4696ac030a8;hb=5ea3b9182192a0fbb7a0bd86b919384ddaeff29a;hp=123e6cac7bd8bcec0ef4c7681ccdc70ea1b98388;hpb=36c0a6a931c043959183226705e14a6a6b82c5d2;p=sbp.git

diff --git a/src/edu/berkeley/sbp/chr/CharRange.java b/src/edu/berkeley/sbp/chr/CharRange.java
index 123e6ca..6728012 100644
--- a/src/edu/berkeley/sbp/chr/CharRange.java
+++ b/src/edu/berkeley/sbp/chr/CharRange.java
@@ -12,15 +12,16 @@ public class CharRange extends Atom<Character> {
 
     public CharRange(char a) { this(a,a); }
     public CharRange(char a, char b) { this(new CharTopology(a, b)); }
-    public CharRange(Topology<Character> t) { this.t = t; }
+    public CharRange(CharTopology t) { this.t = t; }
 
-    private Topology<Character> t;
+    private CharTopology t;
     public  Topology<Character> top() { return t; }
 
     public static final char left       = (char)9998;
     public static final char right      = (char)9999;
-    public static final Atom leftBrace  = new CharRange(left,left)   { public String toString() { return "{"; } };
-    public static final Atom rightBrace = new CharRange(right,right) { public String toString() { return "}"; } };
+    public static final Atom leftBrace  = new CharRange(left,left)   { public String toString() { return "[{]"; } };
+    public static final Atom rightBrace = new CharRange(right,right) { public String toString() { return "[}]"; } };
+    public static final Atom braces     = new CharRange(left,right)   { public String toString() { return "[{}]"; } };
 
     public static Atom set(Range.Set r) { return new CharRange(new CharTopology(r)); }