Fixes https://github.com/Polymer/polymer-dev/issues/20

googlearchive · Mar 26, 2014 · 84ef5af · 84ef5af
1 parent 93a6129
commit 84ef5af
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/instance/base.js b/src/instance/base.js
@@ -24,6 +24,10 @@
     ready: function() {
     },
     createdCallback: function() {
+      if (this.templateInstance) {
+        console.warn(this.localName, 'was bound prior to upgrade and may ' +
+            'have incorrect bindings.');
+      }
       this.created();
       this.prepareElement();
     },