fix(ngPluralize): handle the empty string as a valid override

Fix the check for overrides so it is able to handle the empty string

Closes #2575

1 files changed, 1 insertions, 1 deletions

diff --git a/src/ng/directive/ngPluralize.js b/src/ng/directive/ngPluralize.js
index a02035ea..2aeb9703 100644
--- a/src/ng/directive/ngPluralize.js
+++ b/src/ng/directive/ngPluralize.js
@@ -194,7 +194,7 @@ var ngPluralizeDirective = ['$locale', '$interpolate', function($locale, $interp
         if (!isNaN(value)) {
           //if explicit number rule such as 1, 2, 3... is defined, just use it. Otherwise,
           //check it against pluralization rules in $locale service
-          if (!whens[value]) value = $locale.pluralCat(value - offset);
+          if (!(value in whens)) value = $locale.pluralCat(value - offset);
            return whensExpFns[value](scope, element, true);
         } else {
           return '';