fixed empty columns display (only measures by rows case)

Author: nikitaeverywhere

package.json

@@ -1,7 +1,7 @@
 {
   "name": "LightPivotTable",
   "author": "ZitRo",
-  "version": "1.0.0-beta.16",
+  "version": "1.0.0-beta.17",
   "description": "A lightweight pivot table for MDX2JSON source for InterSystems Cache",
   "main": "test/testServer.js",
   "repository": {

source/js/DataController.js

@@ -28,11 +28,14 @@ var DataController = function (controller, dataChangeTrigger) {
  */
 DataController.prototype.isValidData = function (data) {
 
+    // add null column to display measures
+    if (!data.dimensions[0].length) data.dimensions[0] = [{}];
+
     return data.dimensions instanceof Array
         && data.dimensions[0] instanceof Array
-        && data.dimensions[0].length > 0
+        //&& data.dimensions[0].length > 0
         //&& data.dimensions[1].length > 0
-        && data.dimensions[0][0].hasOwnProperty("caption")
+        //&& data.dimensions[0][0].hasOwnProperty("caption")
         //&& data.dimensions[1][0].hasOwnProperty("caption")
         && data.dataArray instanceof Array
         && typeof data["info"] === "object"