remove empty list

[fnpeditor.git] / src / smartxml / core.js

diff --git a/src/smartxml/core.js b/src/smartxml/core.js
index f907a20..7326507 100644 (file)
--- a/src/smartxml/core.js
+++ b/src/smartxml/core.js
@@ -121,10 +121,13 @@ var documentNodeTransformations = {
 var elementNodeTransformations = {
 
     detach: function(params) {
-        var next;
-        params = _.extend({
-            normalizeStrategy: 'merge'
-        }, params);
+        var next, prev;
+
+        params = params || {};
+
+        if(!params.normalizeStrategy) {
+            params.normalizeStrategy = 'merge';
+        }
 
         if(this.parent() && this.isSurroundedByTextNodes()) {
             if(params.normalizeStrategy === 'detach-left') {
@@ -133,7 +136,12 @@ var elementNodeTransformations = {
                 this.next().detach();
             } else if(params.normalizeStrategy === 'merge') {
                 next = this.next();
-                this.prev().appendText(next.getText());
+                prev = this.prev();
+                params.ret = {
+                    mergedTo: prev,
+                    previousLen: prev.getText().length
+                };
+                prev.appendText(next.getText());
                 next.detach();
             } else {
                 throw new Error('unknown normalize strategy for detach');
@@ -161,7 +169,11 @@ var elementNodeTransformations = {
 
     setAttr: function(name, value, silent) {
         var oldVal = this.getAttr(name);
-        this._$.attr(name, value);
+        if(_.isUndefined(value)) {
+            this._$.removeAttr(name);
+        } else {
+            this._$.attr(name, value);
+        }
         if(!silent) {
             this.triggerChangeEvent('nodeAttrChange', {attr: name, oldVal: oldVal, newVal: value});
         }
@@ -351,7 +363,7 @@ var textNodeTransformations = {
             newElement.prepend({text: suffix});
         }
 
-        return {first: parentElement, second: newElement};
+        return {first: parentElement, second: newElement, created: newElement};
     },
 
     divideWithElementNode: function(node, params) {