From 0d96221fa32794deb702d1b923ae38f11f5b66a4 Mon Sep 17 00:00:00 2001
From: Wesley Cho <wesley.cho@gmail.com>
Date: Wed, 10 Jun 2015 06:48:49 -0700
Subject: [PATCH] fix(typeahead): do not execute unnecessary $digest

- If in a $digest, do not execute `scope.$digest`

Fixes #2652
Closes #3791
---
 src/typeahead/typeahead.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/typeahead/typeahead.js b/src/typeahead/typeahead.js
index 1fe28401ab..994a7b2e79 100644
--- a/src/typeahead/typeahead.js
+++ b/src/typeahead/typeahead.js
@@ -29,8 +29,8 @@ angular.module('ui.bootstrap.typeahead', ['ui.bootstrap.position', 'ui.bootstrap
   };
 }])
 
-  .directive('typeahead', ['$compile', '$parse', '$q', '$timeout', '$document', '$position', 'typeaheadParser',
-    function ($compile, $parse, $q, $timeout, $document, $position, typeaheadParser) {
+  .directive('typeahead', ['$compile', '$parse', '$q', '$timeout', '$document', '$rootScope', '$position', 'typeaheadParser',
+    function ($compile, $parse, $q, $timeout, $document, $rootScope, $position, typeaheadParser) {
 
   var HOT_KEYS = [9, 13, 27, 38, 40];
 
@@ -318,7 +318,9 @@ angular.module('ui.bootstrap.typeahead', ['ui.bootstrap.position', 'ui.bootstrap
       var dismissClickHandler = function (evt) {
         if (element[0] !== evt.target) {
           resetMatches();
-          scope.$digest();
+          if (!$rootScope.$$phase) {
+            scope.$digest();
+          }
         }
       };