From 035d31bd93d68724912d656e03cba7c6b503d25a Mon Sep 17 00:00:00 2001
From: Christos Zisopoulos <christos@me.com>
Date: Wed, 27 Jul 2011 16:12:22 +0200
Subject: Improve performance and memory usage for options_for_select with Ruby
 1.8.7

---
 actionpack/lib/action_view/helpers/form_options_helper.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/actionpack/lib/action_view/helpers/form_options_helper.rb b/actionpack/lib/action_view/helpers/form_options_helper.rb
index 7c43dc04e0..c677257d60 100644
--- a/actionpack/lib/action_view/helpers/form_options_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_options_helper.rb
@@ -323,12 +323,12 @@ module ActionView
         return container if String === container
 
         selected, disabled = extract_selected_and_disabled(selected).map do | r |
-           Array.wrap(r).map(&:to_s)
+           Array.wrap(r).map { |item| item.to_s }
         end
 
         container.map do |element|
           html_attributes = option_html_attributes(element)
-          text, value = option_text_and_value(element).map(&:to_s)
+          text, value = option_text_and_value(element).map { |item| item.to_s }
           selected_attribute = ' selected="selected"' if option_value_selected?(value, selected)
           disabled_attribute = ' disabled="disabled"' if disabled && option_value_selected?(value, disabled)
           %(<option value="#{ERB::Util.html_escape(value)}"#{selected_attribute}#{disabled_attribute}#{html_attributes}>#{ERB::Util.html_escape(text)}</option>)
-- 
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