minor

2012-10-12 14:55:54 +03:00
parent ba3df646c0
commit 8149be551e
1 changed files with 1 additions and 1 deletions
--- a/lib/transform.js
+++ b/lib/transform.js
@@ -59,7 +59,7 @@ TreeTransformer.prototype = new TreeWalker;
        node.DEFMETHOD("transform", function(tw, in_list){
            var x, y;
            tw.push(this);
-            x = tw.before(this, descend, in_list);
+            if (tw.before) x = tw.before(this, descend, in_list);
            if (x === undefined) {
                if (!tw.after) {
                    x = this;