X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=src%2Fedu%2Fberkeley%2Fsbp%2Fmisc%2FStringWalker.java;h=db852591d77a71ec367973c35e243c0c006494b2;hb=5fdbef59b07d4769f79337e77d1ee6c1d5762f52;hp=ae150e6150518cd6bc8e5e4b53f7606e6dce1fa7;hpb=0db242407cbae04f1a55086bf2bd31f5ae1bb7a8;p=sbp.git

diff --git a/src/edu/berkeley/sbp/misc/StringWalker.java b/src/edu/berkeley/sbp/misc/StringWalker.java
index ae150e6..db85259 100644
--- a/src/edu/berkeley/sbp/misc/StringWalker.java
+++ b/src/edu/berkeley/sbp/misc/StringWalker.java
@@ -8,7 +8,9 @@ import java.lang.reflect.*;
 public abstract class StringWalker extends TreeWalker<String> {
     public void   walk(String tag) { }
     public Object walk(Tree<String> tree) {
-        walk(tree.head());
+        Object o = tree.head();
+        if (!(o instanceof String)) o = null; /* FIXME */
+        walk((String)o);
         return super.walk(tree);
     }
     public Object walk(String tag, Object[] tokens) {