Add Array#to_strings which to_s's all elements in an array.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3114 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

3 files changed, 10 insertions, 0 deletions

diff --git a/activesupport/CHANGELOG b/activesupport/CHANGELOG
index 0de240ff91..e9611010b7 100644
--- a/activesupport/CHANGELOG
+++ b/activesupport/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Add Array#to_strings which to_s's all elements in an array. [Marcel Molina Jr., Sam Stephenson]
+
 * Added the following methods [Marcel Molina Jr., Sam Stephenson]:
   * Object#copy_instance_variables_from(object) to copy instance variables from one object to another 
   * Object#extended_by to get an instance's included/extended modules
diff --git a/activesupport/lib/active_support/core_ext/array/conversions.rb b/activesupport/lib/active_support/core_ext/array/conversions.rb
index e9e9cf445e..28539ac7d6 100644
--- a/activesupport/lib/active_support/core_ext/array/conversions.rb
+++ b/activesupport/lib/active_support/core_ext/array/conversions.rb
@@ -24,6 +24,10 @@ module ActiveSupport #:nodoc:
         def to_param
           join '/'
         end
+        
+        def to_strings
+          map { |element| element.to_s }
+        end
       end
     end
   end
diff --git a/activesupport/test/core_ext/array_ext_test.rb b/activesupport/test/core_ext/array_ext_test.rb
index 159dc2a478..b07fd9854f 100644
--- a/activesupport/test/core_ext/array_ext_test.rb
+++ b/activesupport/test/core_ext/array_ext_test.rb
@@ -33,4 +33,8 @@ class ArrayExtConversionTests < Test::Unit::TestCase
   def test_one_element
     assert_equal "one", ['one'].to_sentence
   end
+  
+  def test_to_strings
+    assert_equal %w(one two three), [:one, :two, :three].to_strings
+  end
 end