checkpoint

[sbp.git] / src / edu / berkeley / sbp / meta / Production.java

diff --git a/src/edu/berkeley/sbp/meta/Production.java b/src/edu/berkeley/sbp/meta/Production.java
index 08588d9..5da0bca 100644 (file)
--- a/src/edu/berkeley/sbp/meta/Production.java
+++ b/src/edu/berkeley/sbp/meta/Production.java
@@ -11,10 +11,13 @@ import java.io.*;
 
 public  class Production {
     public String tag;
+    public String nonTerminal;
     public boolean[] drops;
     public Element[] elements;
-    public String nonTerminal;
     public int count = 0;
+
+    public String tag() { return tag==null ? nonTerminal : tag; }
+
     public Production(String tag, Element[] elements, boolean[] drops) { this(tag, tag, elements, drops); }
     public Production(String tag, String nonTerminal, Element[] elements, boolean[] drops) {
         this.tag = tag;
@@ -106,9 +109,9 @@ public  class Production {
         }
 
         if (_bindable.isAnnotationPresent(bind.raw.class))
-            return Sequence.rewritingSequence(new Tree.RawBindingFunctor(_bindable.createBinding()), elements, drops);
+            return Sequence.rewritingSequence(new Tree.RawBindingFunctor(tag(), _bindable.createBinding()), elements, drops);
         int[] map = buildSequence(_bindable);
-        return Sequence.rewritingSequence(new Tree.BindingFunctor(_bindable.createBinding()), elements, drops);
+        return Sequence.rewritingSequence(new Tree.BindingFunctor(tag(), _bindable.createBinding()), elements, drops);
     }
 
 }