run filter only if value changed

diff --git a/app/js/controllers.js b/app/js/controllers.js
index a025606..1452752 100644 (file)
--- a/app/js/controllers.js
+++ b/app/js/controllers.js
@@ -210,6 +210,7 @@ function ListCtrl($scope, $log, Registration, RegistrationTypes, $filter) {
        });
 
        $scope.filter_list = function(newVal, oldVal) {
+               if ( newVal == oldVal ) return;
                $log.info('filter_list', newVal, oldVal, 'search', $scope.search);
                $scope.list = $filter('filter')($scope.all_registrations, $scope.search);
                $log.info('list', $scope.list);