fix(service): add missing hasOwnProperty check

angular-translate · Mar 6, 2016 · 823afc0 · 823afc0
1 parent 46b9534
commit 823afc0
Showing 1 changed file with 12 additions and 10 deletions.
diff --git a/src/service/translate.js b/src/service/translate.js
@@ -167,17 +167,19 @@ function $translate($STORAGE_KEY, $windowProvider, $translateSanitizationProvide
     if ($languageKeyAliases) {
       var alias;
       for (var langKeyAlias in $languageKeyAliases) {
-        var hasWildcardKey = false;
-        var hasExactKey = Object.prototype.hasOwnProperty.call($languageKeyAliases, langKeyAlias) &&
-          angular.lowercase(langKeyAlias) === angular.lowercase(preferred);
+        if ($languageKeyAliases.hasOwnProperty(langKeyAlias)) {
+          var hasWildcardKey = false;
+          var hasExactKey = Object.prototype.hasOwnProperty.call($languageKeyAliases, langKeyAlias) &&
+            angular.lowercase(langKeyAlias) === angular.lowercase(preferred);
 
-        if (langKeyAlias.slice(-1) === '*') {
-          hasWildcardKey = langKeyAlias.slice(0, -1) === preferred.slice(0, langKeyAlias.length-1);
-        }
-        if (hasExactKey || hasWildcardKey) {
-          alias = $languageKeyAliases[langKeyAlias];
-          if (indexOf(avail, angular.lowercase(alias)) > -1) {
-            return alias;
+          if (langKeyAlias.slice(-1) === '*') {
+            hasWildcardKey = langKeyAlias.slice(0, -1) === preferred.slice(0, langKeyAlias.length - 1);
+          }
+          if (hasExactKey || hasWildcardKey) {
+            alias = $languageKeyAliases[langKeyAlias];
+            if (indexOf(avail, angular.lowercase(alias)) > -1) {
+              return alias;
+            }
           }
         }
       }