From 48ee70ed9ace4fb61026f5032a7849596b65e599 Mon Sep 17 00:00:00 2001
From: Dan Schuman <dschuman@extensis.com>
Date: Thu, 7 Aug 2014 14:38:38 -0700
Subject: [PATCH 1/2] Performance: Adjust $watch statement so it does not run
 every $digest

---
 src/nya-bootstrap-select.js | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/nya-bootstrap-select.js b/src/nya-bootstrap-select.js
index 26b9705..ac24ab2 100644
--- a/src/nya-bootstrap-select.js
+++ b/src/nya-bootstrap-select.js
@@ -78,7 +78,7 @@ angular.module('nya.bootstrap.select',[])
           }
         };
 
-        scope.$watch(function optionDOMWatch(){
+        function optionDOMWatch(){
           // check every option if has changed.
           var optionElements = $(element).find('option');
 
@@ -112,8 +112,17 @@ angular.module('nya.bootstrap.select',[])
             }
             optionArray = makeOptionArray(optionElements);
           }
+        }
 
-        });
+        scope.$watch(function(){
+          // Create an object to deep inspect if anything has changed.
+          // This is slow, but not as slow as calling optionDOMWatch every $digest
+          return {
+            ngModel: ngCtrl.$viewValue,
+            options: makeOptionArray( $(element).find('option') )
+          };
+        // If any of the above properties change, call optionDOMWatch.
+        }, optionDOMWatch, true);
 
         var setValue = function(modelValue) {
           var collection = valuesFn(scope);

From 15d5465096d981a901213192f149ce4437adb96b Mon Sep 17 00:00:00 2001
From: Dan Schuman <dschuman@extensis.com>
Date: Thu, 7 Aug 2014 14:58:25 -0700
Subject: [PATCH 2/2] Performance: Adjust $watch statement so it does not run
 every $digest

---
 src/nya-bootstrap-select.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/nya-bootstrap-select.js b/src/nya-bootstrap-select.js
index ac24ab2..76f66b4 100644
--- a/src/nya-bootstrap-select.js
+++ b/src/nya-bootstrap-select.js
@@ -46,6 +46,8 @@ angular.module('nya.bootstrap.select',[])
           angular.forEach(BS_ATTR, function(attr) {
             selectorOptions[attr] = attrs[attr];
           });
+
+          return selectorOptions;
         };
 
         /**
@@ -119,7 +121,8 @@ angular.module('nya.bootstrap.select',[])
           // This is slow, but not as slow as calling optionDOMWatch every $digest
           return {
             ngModel: ngCtrl.$viewValue,
-            options: makeOptionArray( $(element).find('option') )
+            options: makeOptionArray( $(element).find('option') ),
+            selectors: updateSelectorOptions()
           };
         // If any of the above properties change, call optionDOMWatch.
         }, optionDOMWatch, true);