From f0f6967a1b9782b4c21ec9cac39248ece5229962 Mon Sep 17 00:00:00 2001
From: Alex Xu <alex_y_xu@yahoo.ca>
Date: Sat, 6 Jul 2013 20:42:23 -0400
Subject: do work

---
 www/js/imachine.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'www/js')

diff --git a/www/js/imachine.js b/www/js/imachine.js
index 1d539dd..a256019 100644
--- a/www/js/imachine.js
+++ b/www/js/imachine.js
@@ -21,6 +21,9 @@ html5ks.imachine = (function () {
               case "undefined":
                 break;
               case "string": // jump_out
+                if (!html5ks.data.imachine[inst]) {
+                  throw new Error("label does not exist");
+                }
                 this.run(inst);
                 break;
               case "object":
@@ -69,7 +72,7 @@ html5ks.imachine = (function () {
                     break;
                   default:
                     console.error("unknown imachine inst");
-                    console.error(inst);
+                    console.log(inst);
                 }
             }
           }.bind(this);
-- 
cgit v1.2.3-70-g09d2