lib/active_object/array.rb in active_object-2.2.5 vs lib/active_object/array.rb in active_object-2.3.0

@@ -47,10 +47,11 @@
     end
   end
 
   def groups(number)
     return([]) if number <= 0
+
     n, r       = size.divmod(number)
     collection = (0..(n - 1)).collect { |i| self[(i * number), number] }
     r > 0 ? collection << self[-r, r] : collection
   end
 
@@ -152,12 +153,12 @@
   unless defined?(Rails)
     def to_sentence(options={})
       options.assert_valid_keys(:words_connector, :two_words_connector, :last_word_connector)
 
       default_connectors = {
-        words_connector:     ', ',
-        two_words_connector: ' and ',
-        last_word_connector: ', and '
+        words_connector:     ', '.freeze,
+        two_words_connector: ' and '.freeze,
+        last_word_connector: ', and '.freeze
       }
       options = default_connectors.merge!(options)
 
       case size
       when 0
\ No newline at end of file