Add util module

(imported from commit 3844e136fb799c6f57f8823255addf00a07ef686)

templates/zephyr/index.html

@@ -40,6 +40,7 @@
 <script type="text/javascript" src="/static/third/jquery-throttle-debounce/jquery.ba-throttle-debounce.min.js"></script>
 <script type="text/javascript" src="/static/third/jquery.idle/jquery.idle.js"></script>
 <script type="text/javascript" src="/static/third/jquery-autosize/jquery.autosize.js"></script>
+<script type="text/javascript" src="{{ static_hidden }}js/util.js"></script>
 <script type="text/javascript" src="{{ static_hidden }}js/setup.js"></script>
 <script type="text/javascript" src="{{ static_hidden }}js/rows.js"></script>
 <script type="text/javascript" src="{{ static_hidden }}js/narrow.js"></script>

tools/jslint/check-all.js

@@ -48,6 +48,9 @@ var globals =
     // ui.js
     + ' ui'
 
+    // util.js
+    + ' util'
+
     // zephyr.js
     + ' message_array message_dict get_updates_params'
     + ' clear_table add_to_table add_messages'

zephyr/static-access-control/4nrjx8cwce2bka8r/js/util.js

@@ -0,0 +1 @@
+../../../static/js/util.js

zephyr/static/js/util.js

@@ -0,0 +1,11 @@
+var util = (function () {
+
+var exports = {};
+
+// From MDN: https://developer.mozilla.org/en-US/docs/JavaScript/Reference/Global_Objects/Math/random
+exports.random_int = function random_int(min, max) {
+    return Math.floor(Math.random() * (max - min + 1)) + min;
+};
+
+return exports;
+}());