ignore jqLite#append for doc fragment

this is needed to be compatible with jqQuery 1.5.1

2 files changed, 7 insertions, 1 deletions

diff --git a/src/jqLite.js b/src/jqLite.js
index d16ce19e..6539aaab 100644
--- a/src/jqLite.js
+++ b/src/jqLite.js
@@ -342,7 +342,8 @@ forEach({
 
   append: function(element, node) {
     forEach(new JQLite(node), function(child){
-      element.appendChild(child);
+      if (element.nodeType === 1)
+        element.appendChild(child);
     });
   },
 
diff --git a/test/jqLiteSpec.js b/test/jqLiteSpec.js
index 2fc670ce..e566b1fe 100644
--- a/test/jqLiteSpec.js
+++ b/test/jqLiteSpec.js
@@ -299,6 +299,11 @@ describe('jqLite', function(){
       expect(root.append('text')).toEqual(root);
       expect(root.html()).toEqual('text');
     });
+    it('should not append anything if parent node is not of type element', function() {
+      var root = jqLite(document.createDocumentFragment());
+      expect(root.append('<p>foo</p>')).toBe(root);
+      expect(root.children().length).toBe(0);
+    });
   });
   describe('remove', function(){
     it('should remove', function(){