7bceadf844166e18631bbf022babaf83887d6956 Fix: If a column data type i…

…s null when it is sorted, it should be resolved. This could happen after data has been invalidated (e.g. after column reordering).

DataTables/ColReorder#90

Sync to source repo @7bceadf844166e18631bbf022babaf83887d6956

datatables.json

@@ -11,5 +11,5 @@
     ],
     "src-repo": "http://github.com/DataTables/DataTablesSrc",
     "last-tag": "2.2.1",
-    "last-sync": "11e67902670040579c9399abd88e22799fceb30c"
+    "last-sync": "7bceadf844166e18631bbf022babaf83887d6956"
 }

js/dataTables.js

@@ -5885,10 +5885,14 @@
 			displayMaster = oSettings.aiDisplayMaster,
 			aSort;
 
+		// Make sure the columns all have types defined
+		_fnColumnTypes(oSettings);
+
 		// Allow a specific column to be sorted, which will _not_ alter the display
 		// master
 		if (col !== undefined) {
 			var srcCol = oSettings.aoColumns[col];
+
 			aSort = [{
 				src:       col,
 				col:       col,

js/dataTables.mjs

@@ -5850,10 +5850,14 @@ function _fnSort ( oSettings, col, dir )
 		displayMaster = oSettings.aiDisplayMaster,
 		aSort;
 
+	// Make sure the columns all have types defined
+	_fnColumnTypes(oSettings);
+
 	// Allow a specific column to be sorted, which will _not_ alter the display
 	// master
 	if (col !== undefined) {
 		var srcCol = oSettings.aoColumns[col];
+
 		aSort = [{
 			src:       col,
 			col:       col,