dom

chjj · Aug 11, 2011 · baa2e19 · baa2e19
1 parent 481f742
commit baa2e19
Showing 1 changed file with 8 additions and 14 deletions.
diff --git a/lib/dom.js b/lib/dom.js
@@ -228,24 +228,18 @@ DOM.implement({
     return DOM(out);
   },
   ancestors: function(el) {
-    var out = []
-      , i;
-
-    (function ancestors(el) {
-      el = el.parentNode;
-      if (el) while (el.previousSibling 
-                     && (el = el.previousSibling));
+    var out = [];
 
+    while (el = el.parentNode) {
+      while (el.previousSibling) {
+        el = el.previousSibling;
+      }
       while (el) {
-        if (el.nodeType === 1) {
-          i = out.length;
-          while (i--) if (out[i] === el) break;
-          if (i === -1) out.push(el);
-          ancestors(el);
-        }
+        out.push(el);
+        if (!el.nextSibling) break;
         el = el.nextSibling;
       }
-    })(el);
+    }
 
     return DOM(out);
   },