From 143b781cca33336fb67f598841a5b235f8e2129e Mon Sep 17 00:00:00 2001
From: Vladimir Bulyga <xx@ccxx.cc>
Date: Tue, 26 Apr 2016 14:00:34 +0300
Subject: [PATCH] disallow route change until the 'resolve' will not be
 resolved #114

---
 src/route-segment.js | 19 ++++++++++++++++---
 1 file changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/route-segment.js b/src/route-segment.js
index d68c01c..154b4c2 100644
--- a/src/route-segment.js
+++ b/src/route-segment.js
@@ -394,13 +394,24 @@ mod.provider( '$routeSegment',
         };
 
         var resolvingSemaphoreChain = {};
+        var lastPromise = null;
+        var nextRequest;
 
-        // When a route changes, all interested parties should be notified about new segment chain
-        $rootScope.$on('$routeChangeSuccess', function(event, args) {
+        function $routeChangeSuccess(event, args) {
 
             var route = args.$route || args.$$route; 
             if(route && route.segment) {
 
+                if (lastPromise) {
+                    nextRequest = arguments;
+                    return lastPromise.finally(function () {
+                        lastPromise = null;
+                        var nextRequestArguments = nextRequest;
+                        nextRequest = null;
+                        $routeChangeSuccess.apply(null, nextRequestArguments);
+                    });
+                }
+
                 var segmentName = route.segment;
                 var segmentNameChain = segmentName.split(".");
                 var updates = [], lastUpdateIndex = -1;
@@ -500,7 +511,9 @@ mod.provider( '$routeSegment',
                     return defaultChildUpdatePromise;
                 });
             }
-        });
+        }
+
+        $rootScope.$on('$routeChangeSuccess', $routeChangeSuccess);
 
         function isDependenciesChanged(segment) {