refactoring to eliminate Token.result()

[sbp.git] / src / edu / berkeley / sbp / misc / CharToken.java

diff --git a/src/edu/berkeley/sbp/misc/CharToken.java b/src/edu/berkeley/sbp/misc/CharToken.java
index 143c708..eba6cbe 100644 (file)
--- a/src/edu/berkeley/sbp/misc/CharToken.java
+++ b/src/edu/berkeley/sbp/misc/CharToken.java
@@ -13,6 +13,14 @@ public class CharToken implements Token, IntegerTopology.IntegerMappable {
 
     // Public //////////////////////////////////////////////////////////////////////////////
 
+    public static class CharToStringParser extends Parser<CharToken,String> {
+        public CharToStringParser(Union u) { super(u); }
+        public Topology<CharToken> top() { return new IntegerTopology<CharToken>(); }
+        public Forest<String> shiftedToken(CharToken ct) {
+            return Forest.create(ct.getLocation(), ct.result(), null, null, false, false);
+        }
+    }
+
     public static class CharRange extends Atom<CharToken> {
         private String esc(char c) { return StringUtil.escapify(c+"", "[]-~\\\"\'"); }
         private Topology<CharToken> t;