e86bdad18a2ae35115ee8369bcde9023ad616b35 Fix: Date rendering would al…

…ways set the properties of the data type, even if already added.

Sync to source repo @e86bdad18a2ae35115ee8369bcde9023ad616b35

datatables.json

@@ -11,5 +11,5 @@
     ],
     "src-repo": "http://github.com/DataTables/DataTablesSrc",
     "last-tag": "2.1.7",
-    "last-sync": "0b07375e57ac56dd2ce582641115169eccd6340d"
+    "last-sync": "e86bdad18a2ae35115ee8369bcde9023ad616b35"
 }

js/dataTables.js

@@ -12182,7 +12182,7 @@
 
 			// Add type detection and sorting specific to this date format - we need to be able to identify
 			// date type columns as such, rather than as numbers in extensions. Hence the need for this.
-			if (! DataTable.ext.type.order[typeName]) {
+			if (! DataTable.ext.type.order[typeName + '-pre']) {
 				DataTable.type(typeName, {
 					detect: function (d) {
 						// The renderer will give the value to type detect as the type!

js/dataTables.mjs

@@ -12129,7 +12129,7 @@ function __mlHelper (localeString) {
 
 		// Add type detection and sorting specific to this date format - we need to be able to identify
 		// date type columns as such, rather than as numbers in extensions. Hence the need for this.
-		if (! DataTable.ext.type.order[typeName]) {
+		if (! DataTable.ext.type.order[typeName + '-pre']) {
 			DataTable.type(typeName, {
 				detect: function (d) {
 					// The renderer will give the value to type detect as the type!