From c1089eaae45e5dcf5c364b7444ce51d6596a218b Mon Sep 17 00:00:00 2001
From: unknown <ccook@NAV-DZDTM02.internal.navarik.com>
Date: Thu, 15 Oct 2015 10:21:26 -0700
Subject: [PATCH] Reference issue #385 have prevented attempted pattern
 matching on empty strings

---
 src/jquery.autocomplete.js | 22 +++++++++++++---------
 1 file changed, 13 insertions(+), 9 deletions(-)

diff --git a/src/jquery.autocomplete.js b/src/jquery.autocomplete.js
index 94b5934f..a3386c39 100644
--- a/src/jquery.autocomplete.js
+++ b/src/jquery.autocomplete.js
@@ -127,15 +127,19 @@
     $.Autocomplete = Autocomplete;
 
     Autocomplete.formatResult = function (suggestion, currentValue) {
-        var pattern = '(' + utils.escapeRegExChars(currentValue) + ')';
-        
-        return suggestion.value
-            .replace(new RegExp(pattern, 'gi'), '<strong>$1<\/strong>')
-            .replace(/&/g, '&amp;')
-            .replace(/</g, '&lt;')
-            .replace(/>/g, '&gt;')
-            .replace(/"/g, '&quot;')
-            .replace(/&lt;(\/?strong)&gt;/g, '<$1>');
+        if (currentValue) {
+            var pattern = '(' + utils.escapeRegExChars(currentValue) + ')';
+            
+            return suggestion.value
+                .replace(new RegExp(pattern, 'gi'), '<strong>$1<\/strong>')
+                .replace(/&/g, '&amp;')
+                .replace(/</g, '&lt;')
+                .replace(/>/g, '&gt;')
+                .replace(/"/g, '&quot;')
+                .replace(/&lt;(\/?strong)&gt;/g, '<$1>');
+        } else {
+            return suggestion.value;
+        }
     };
 
     Autocomplete.prototype = {