Add column type percentage.

Author: uhafner

src/main/java/io/jenkins/plugins/datatables/TableColumn.java

@@ -161,6 +161,11 @@ public enum ColumnCss {
          * ago", rather than an absolute time. A tooltip is available that shows the absolute time.
          */
         DATE("date"),
+        /**
+         * Percentages (values in the interval [0,1]) will be rendered correctly as a percentage using the native
+         * JS locale sensitive rendering.
+         */
+        PERCENTAGE("percentage"),
         /**
          * Numbers will be shown right aligned, so they can be compared more easily.
          */

src/main/webapp/js/table.js

@@ -41,6 +41,16 @@ jQuery3(document).ready(function () {
                             }
                         }
                     },
+                    {
+                        targets: 'percentage', // All columns with the '.percentage' class in the <th>
+                        render: function (data, type, _row, _meta) {
+                            if (isNaN(data)) {
+                                return data;
+                            }
+                            return Number(data).toLocaleString(undefined,
+                                {style: 'percent', minimumFractionDigits: 2});
+                        }
+                    },
                     {
                         targets: 'hidden', // All columns with the '.hidden' class in the <th>
                         visible: false,