From 5853583f9b810d7186ad36801b3a97ed49f77799 Mon Sep 17 00:00:00 2001
From: Santiago Pastorino <santiago@wyeworks.com>
Date: Wed, 22 Dec 2010 21:36:21 -0200
Subject: Allow registering javascript/stylesheet_expansions to existing
 symbols

---
 .../helpers/asset_tag_helpers/javascript_tag_helpers.rb            | 7 +++++--
 .../helpers/asset_tag_helpers/stylesheet_tag_helpers.rb            | 7 +++++--
 2 files changed, 10 insertions(+), 4 deletions(-)

(limited to 'actionpack/lib')

diff --git a/actionpack/lib/action_view/helpers/asset_tag_helpers/javascript_tag_helpers.rb b/actionpack/lib/action_view/helpers/asset_tag_helpers/javascript_tag_helpers.rb
index 6581e1d6f2..c95808a219 100644
--- a/actionpack/lib/action_view/helpers/asset_tag_helpers/javascript_tag_helpers.rb
+++ b/actionpack/lib/action_view/helpers/asset_tag_helpers/javascript_tag_helpers.rb
@@ -59,7 +59,10 @@ module ActionView
           #     <script type="text/javascript" src="/javascripts/body.js"></script>
           #     <script type="text/javascript" src="/javascripts/tail.js"></script>
           def register_javascript_expansion(expansions)
-            JavascriptIncludeTag.expansions.merge!(expansions)
+            js_expansions = JavascriptIncludeTag.expansions
+            expansions.each do |key, values|
+              js_expansions[key] = (js_expansions[key] || []) | Array(values) if values
+            end
           end
         end
 
@@ -170,4 +173,4 @@ module ActionView
 
     end
   end
-end
\ No newline at end of file
+end
diff --git a/actionpack/lib/action_view/helpers/asset_tag_helpers/stylesheet_tag_helpers.rb b/actionpack/lib/action_view/helpers/asset_tag_helpers/stylesheet_tag_helpers.rb
index d02b28d7f6..f3e041de95 100644
--- a/actionpack/lib/action_view/helpers/asset_tag_helpers/stylesheet_tag_helpers.rb
+++ b/actionpack/lib/action_view/helpers/asset_tag_helpers/stylesheet_tag_helpers.rb
@@ -44,7 +44,10 @@ module ActionView
           #     <link href="/stylesheets/body.css"  media="screen" rel="stylesheet" type="text/css" />
           #     <link href="/stylesheets/tail.css"  media="screen" rel="stylesheet" type="text/css" />
           def register_stylesheet_expansion(expansions)
-            StylesheetIncludeTag.expansions.merge!(expansions)
+            style_expansions = StylesheetIncludeTag.expansions
+            expansions.each do |key, values|
+              style_expansions[key] = (style_expansions[key] || []) | Array(values) if values
+            end
           end
         end
 
@@ -141,4 +144,4 @@ module ActionView
 
     end
   end
-end
\ No newline at end of file
+end
-- 
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