enhance yy info

GerHobbelt · Jul 20, 2016 · 6b6d850 · 6b6d850
1 parent 7653842
commit 6b6d850
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/lib/jison.js b/lib/jison.js
@@ -1594,6 +1594,11 @@ _handle_error:
                 // goto new state = table[STATE][NONTERMINAL]
                 newState = table[stack[stack.length-2]][stack[stack.length-1]];
                 stack.push(newState);
+
+                // enhance
+                sharedState.yy.stack = stack;
+                sharedState.yy.vstack = vstack;
+                sharedState.yy.lstack = lstack;
                 break;
 
             case 3: