Fix transaction problem that occurs when you return undefined results from transactions.

Author: bramski

angular-indexed-db.js

@@ -1,6 +1,6 @@
 {
   "name": "angular-indexedDB",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "homepage": "https://github.com/bramski/angular-indexedDB",
   "authors": [
     "bramski <bramski@gmail.com>"

angular-indexed-db.js.map

@@ -1,6 +1,6 @@
 {
   "name": "angular-indexed-db",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "dependencies": {},
   "devDependencies": {
     "grunt": "~0.4.1",

angular-indexed-db.min.js

@@ -54,6 +54,13 @@ angular.module('indexedDB', []).provider '$indexedDB', ->
     else
       (e.target.webkitErrorMessage || e.target.error.message || e.target.errorCode)
 
+  appendResultsToPromise = (promise, results) ->
+    if results isnt undefined
+      promise.then ->
+        results
+    else
+      promise
+
   ###*
   @ngdoc function
   @name $indexedDBProvider.connection
@@ -494,16 +501,14 @@ angular.module('indexedDB', []).provider '$indexedDB', ->
     openStore: (storeName, callBack, mode = dbMode.readwrite) ->
       openTransaction([storeName], mode).then (transaction) ->
         results = callBack(new ObjectStore(storeName, transaction))
-        transaction.promise.then ->
-          results
+        appendResultsToPromise(transaction.promise, results)
 
     openStores: (storeNames, callback, mode = dbMode.readwrite) ->
       openTransaction(storeNames, mode).then (transaction) ->
         objectStores = for storeName in storeNames
           new ObjectStore(storeName, transaction)
         results = callback.apply(null, objectStores)
-        transaction.promise.then ->
-          results
+        appendResultsToPromise(transaction.promise, results)
 
     openAllStores: (callback, mode = dbMode.readwrite) ->
       openDatabase().then =>
@@ -512,8 +517,7 @@ angular.module('indexedDB', []).provider '$indexedDB', ->
         objectStores = for storeName in storeNames
           new ObjectStore(storeName, transaction)
         results = callback.apply(null, objectStores)
-        transaction.promise.then ->
-          results
+        appendResultsToPromise(transaction.promise, results)
 
     ###*
       @ngdoc method

angular-indexed-db.min.js.map

@@ -261,6 +261,16 @@ describe "$indexedDB", ->
           store.find(1).then (object) ->
             expect(object.id).toEqual(1)
 
+      itPromises "when openStore returns nothing it doesn't fail", ->
+        @subject.openStore "TestObjects", (store) ->
+          store.upsert({id: 1, data: "something"}).then (result) ->
+            expect(result).toBeTruthy()
+          return
+        @subject.openStore "TestObjects", (store) ->
+          store.getAll().then (objects) ->
+            console.log("got all objects?", objects)
+            expect(objects.length).toEqual(1)
+
       itPromises "can add an item of the same key twice", ->
         @subject.openStore "TestObjects", (store) ->
           store.upsert({id: 1, data: "something"})