lib/i18n/tasks/missing_keys.rb in i18n-tasks-0.2.21 vs lib/i18n/tasks/missing_keys.rb in i18n-tasks-0.2.22

@@ -7,10 +7,10 @@
       locales = non_base_locales(opts[:locales])
       if type
         if type == :missing_from_base
           keys_missing_from_base
         else
-          locales.map { |locale| send("keys_#{type}", locale) }.reduce(:+)
+          locales.map { |locale| send("keys_#{type}", locale) }.reduce(:+) || KeyGroup.new([])
         end
       else
         missing_keys(type: :missing_from_base) +
           missing_keys(type: :eq_base, locales: locales) +
           missing_keys(type: :missing_from_locale, locales: locales)