fixed a subtle bug that made consumed-by operator not work w/ OMInput…

…StreamProxy, i.e., foreign rule invocation
tristanls · Jun 9, 2011 · ed9515e · ed9515e
1 parent 5c5698a
commit ed9515e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ometa-base.js b/ometa-base.js
@@ -117,7 +117,7 @@ function makeOMInputStreamProxy(target) {
   return objectThatDelegatesTo(target, {
     memo:   { },
     target: target,
-    tail:   function() { return makeOMInputStreamProxy(target.tail()) }
+    tail:   function() { return this.tl || (this.tl = makeOMInputStreamProxy(target.tail())) }
   })
 }