From 90437667cca568e7077edf7b605ce4d7bb9de7b3 Mon Sep 17 00:00:00 2001
From: Andrew White <andyw@pixeltrix.co.uk>
Date: Wed, 18 Aug 2010 11:50:15 +0100
Subject: [PATCH] Move regexps in options hash to :constraints hash so that they are pushed into the scope [#5208 state:resolved]

---
 actionpack/lib/action_dispatch/routing/mapper.rb |    4 ++++
 actionpack/test/dispatch/routing_test.rb         |   22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+), 0 deletions(-)

diff --git a/actionpack/lib/action_dispatch/routing/mapper.rb b/actionpack/lib/action_dispatch/routing/mapper.rb
index c27f06c..86e7744 100644
--- a/actionpack/lib/action_dispatch/routing/mapper.rb
+++ b/actionpack/lib/action_dispatch/routing/mapper.rb
@@ -774,6 +774,10 @@ module ActionDispatch
               return true
             end
 
+            options.each do |k,v|
+              (options[:constraints] ||= {})[k] = options.delete(k) if options[k].is_a?(Regexp)
+            end
+
             scope_options = options.slice!(*RESOURCE_OPTIONS)
             unless scope_options.empty?
               scope(scope_options) do
diff --git a/actionpack/test/dispatch/routing_test.rb b/actionpack/test/dispatch/routing_test.rb
index 4dabe15..a39bf31 100644
--- a/actionpack/test/dispatch/routing_test.rb
+++ b/actionpack/test/dispatch/routing_test.rb
@@ -371,6 +371,12 @@ class TestRoutingMapper < ActionDispatch::IntegrationTest
         end
       end
 
+      namespace :wiki do
+        resources :articles, :id => /[^\/]+/ do
+          resources :comments, :only => [:create, :new]
+        end
+      end
+
       scope :only => :show do
         namespace :only do
           resources :sectors, :only => :index do
@@ -1884,6 +1890,22 @@ class TestRoutingMapper < ActionDispatch::IntegrationTest
     end
   end
 
+  def test_resource_constraints_are_pushed_to_scope
+    with_test_routes do
+      get '/wiki/articles/Ruby_on_Rails_3.0'
+      assert_equal 'wiki/articles#show', @response.body
+      assert_equal '/wiki/articles/Ruby_on_Rails_3.0', wiki_article_path(:id => 'Ruby_on_Rails_3.0')
+
+      get '/wiki/articles/Ruby_on_Rails_3.0/comments/new'
+      assert_equal 'wiki/comments#new', @response.body
+      assert_equal '/wiki/articles/Ruby_on_Rails_3.0/comments/new', new_wiki_article_comment_path(:article_id => 'Ruby_on_Rails_3.0')
+
+      post '/wiki/articles/Ruby_on_Rails_3.0/comments'
+      assert_equal 'wiki/comments#create', @response.body
+      assert_equal '/wiki/articles/Ruby_on_Rails_3.0/comments', wiki_article_comments_path(:article_id => 'Ruby_on_Rails_3.0')
+    end
+  end
+
 private
   def with_test_routes
     yield
-- 
1.7.1