editor: block save button when there is nothing to save

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

diff --git a/src/smartxml/core.js b/src/smartxml/core.js
index ae445e0..a2d39a6 100644 (file)
--- a/src/smartxml/core.js
+++ b/src/smartxml/core.js
@@ -45,9 +45,12 @@ var documentNodeTransformations = {
         if(this.isRoot()) {
             return this.document.replaceRoot(node);
         }
-        toret = this.after(node);
-        this.detach();
-        return toret;
+        if(this.parent()) {
+            toret = this.after(node);
+            this.detach();
+            return toret;
+        }
+        throw new Error('Cannot replace node without a parent.');
     },
 
     after: INSERTION(function(node) {
@@ -74,8 +77,9 @@ var documentNodeTransformations = {
 
     wrapWith: function(node) {
         var insertion = this.getNodeInsertion(node);
-        if(this.parent()) {
-            this.before(insertion.ofNode);
+
+        if(this.parent() || this.isRoot()) {
+            this.replaceWith(insertion.ofNode);
         }
         insertion.ofNode.append(this);
         return insertion.ofNode;