Merge pull request #26 from dannon/max_select2_length

Fix a minor bug, a little bit of cleanup.

client/galaxy/scripts/mvc/ui/ui-select.js

@@ -1,4 +1,5 @@
-// dependencies
+import * as Backbone from "backbone";
+import * as _ from "underscore";
 import Utils from "utils/utils";
 /**
  * A plugin for initializing select2 input items.
@@ -147,6 +148,7 @@ var View = Backbone.View.extend({
 
     // refresh
     _refresh: function() {
+        let select_opt;
         // add select2 data based on type of input
         if (!this.options.multiple) {
             if (this.select_data) {
@@ -155,12 +157,13 @@ var View = Backbone.View.extend({
                     if (value.text && value.text.length > mx) {
                         let pos = value.text.indexOf(`(${value.id})`);
                         pos = pos != -1 && pos < mx ? pos : mx;
-                        value.text = `${value.text.substring(0, pos)}...(${value.id})`;
+                        let sub = value.text.substring(0, pos).replace(/[\ \.]*$/, "");
+                        value.text = `${sub}...(${value.id})`;
                     }
                 });
             }
             var selected = this._getValue();
-            var select_opt = {
+            select_opt = {
                 data: this.select_data,
                 containerCssClass: this.options.css,
                 placeholder: this.options.placeholder,
@@ -170,7 +173,7 @@ var View = Backbone.View.extend({
             // select previous value (if exists)
             this._setValue(selected);
         } else {
-            var select_opt = {
+            select_opt = {
                 multiple: this.options.multiple,
                 containerCssClass: this.options.css,
                 placeholder: this.options.placeholder,