automatically fill slug field while typing

passbook/core/static/js/passbook.js

@@ -0,0 +1,18 @@
+function convertToSlug(Text) {
+    return Text
+        .toLowerCase()
+        .replace(/[^\w ]+/g, '')
+        .replace(/ +/g, '-')
+        ;
+}
+
+
+const $source = $('input[name=name]');
+const $result = $('input[name=slug]');
+
+const typeHandler = function (e) {
+    $result.val(convertToSlug(e.target.value));
+}
+
+$source.on('input', typeHandler) // register for oninput
+$source.on('propertychange', typeHandler) // for IE8