From 93b1078a24e905be1a5469739fec187060b96783 Mon Sep 17 00:00:00 2001
From: deepsweet <kir@soulshine.in>
Date: Sat, 29 Sep 2012 14:26:26 +0400
Subject: [PATCH] plugins/moveElemsAttrsToGroup: fix bug with a wrong attrs
 intersecting

---
 lib/tools.js                     | 2 ++
 plugins/moveElemsAttrsToGroup.js | 7 ++++---
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/tools.js b/lib/tools.js
index fd14b414..b9de4835 100644
--- a/lib/tools.js
+++ b/lib/tools.js
@@ -106,6 +106,8 @@ exports.intersectAttrs = function(a, b) {
         }
     });
 
+    if (!Object.keys(c).length) return false;
+
     return c;
 };
 
diff --git a/plugins/moveElemsAttrsToGroup.js b/plugins/moveElemsAttrsToGroup.js
index ac223585..d7ae2634 100644
--- a/plugins/moveElemsAttrsToGroup.js
+++ b/plugins/moveElemsAttrsToGroup.js
@@ -34,22 +34,23 @@ exports.moveElemsAttrsToGroup = function(item, params) {
                     if (!Object.keys(intersection).length) {
                         intersection = g.attrs;
                     } else {
-                        intersection = intersectAttrs(intersection, g.attrs)
+                        intersection = intersectAttrs(intersection, g.attrs);
+
+                        if (!intersection) return false;
                     }
 
                     return true;
                 }
             });
 
-        if (every && Object.keys(intersection).length) {
 
+        if (every) {
             item.content.forEach(function(g) {
                 for (var name in intersection) {
                     g.removeAttr(name);
                     item.addAttr(intersection[name]);
                 }
             });
-
         }
 
     }