Merge remote branch 'rails/master'

Gemfile

@@ -11,7 +11,7 @@ gem "rails", :path => File.dirname(__FILE__)
 gem "rake",  ">= 0.8.7"
 gem "mocha", ">= 0.9.8"
 gem "rdoc",  ">= 2.5.9"
-gem "horo"
+gem "horo",  ">= 1.0.1"
 
 # AS
 gem "memcache-client", ">= 1.8.5"

Rakefile

@@ -5,6 +5,31 @@ require 'rake'
 require 'rdoc/task'
 require 'rake/gempackagetask'
 
+# RDoc skips some files in the Rails tree due to its binary? predicate. This is a quick
+# hack for edge docs, until we decide which is the correct way to address this issue.
+# If not fixed in RDoc itself, via an option or something, we should probably move this
+# to railties and use it also in doc:rails.
+def hijack_rdoc!
+  require "rdoc/parser"
+  class << RDoc::Parser
+    def binary?(file)
+      s = File.read(file, 1024) or return false
+
+      if s[0, 2] == Marshal.dump('')[0, 2] then
+        true
+      elsif file =~ /erb\.rb$/ then
+        false
+      elsif s.index("\x00") then # ORIGINAL is s.scan(/<%|%>/).length >= 4 || s.index("\x00")
+        true
+      elsif 0.respond_to? :fdiv then
+        s.count("^ -~\t\r\n").fdiv(s.size) > 0.3
+      else # HACK 1.8.6
+        (s.count("^ -~\t\r\n").to_f / s.size) > 0.3
+      end
+    end
+  end
+end
+
 PROJECTS = %w(activesupport activemodel actionpack actionmailer activeresource activerecord railties)
 
 desc 'Run all tests by default'
@@ -63,6 +88,8 @@ end
 
 desc "Generate documentation for the Rails framework"
 RDoc::Task.new do |rdoc|
+  hijack_rdoc!
+
   rdoc.rdoc_dir = 'doc/rdoc'
   rdoc.title    = "Ruby on Rails Documentation"
 
@@ -90,6 +117,7 @@ RDoc::Task.new do |rdoc|
 
   rdoc.rdoc_files.include('actionpack/README.rdoc')
   rdoc.rdoc_files.include('actionpack/CHANGELOG')
+  rdoc.rdoc_files.include('actionpack/lib/abstract_controller/**/*.rb')
   rdoc.rdoc_files.include('actionpack/lib/action_controller/**/*.rb')
   rdoc.rdoc_files.include('actionpack/lib/action_dispatch/**/*.rb')
   rdoc.rdoc_files.include('actionpack/lib/action_view/**/*.rb')

activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb

@@ -103,8 +103,8 @@ def connection
       # Signal that the thread is finished with the current connection.
       # #release_connection releases the connection-thread association
       # and returns the connection to the pool.
-      def release_connection
-        conn = @reserved_connections.delete(current_connection_id)
+      def release_connection(with_id = current_connection_id)
+        conn = @reserved_connections.delete(with_id)
         checkin conn if conn
       end
 
@@ -112,10 +112,11 @@ def release_connection
       # exists checkout a connection, yield it to the block, and checkin the 
       # connection when finished.
       def with_connection
-        fresh_connection = true unless @reserved_connections[current_connection_id]
+        connection_id = current_connection_id
+        fresh_connection = true unless @reserved_connections[connection_id]
         yield connection
       ensure
-        release_connection if fresh_connection
+        release_connection(connection_id) if fresh_connection
       end
 
       # Returns true if a connection has already been opened.

activerecord/lib/active_record/relation.rb

@@ -319,7 +319,9 @@ def to_sql
     def scope_for_create
       @scope_for_create ||= begin
         @create_with_value || Hash[
-          @where_values.grep(Arel::Predicates::Equality).map { |where|
+          @where_values.find_all { |w|
+            w.respond_to?(:operator) && w.operator == :==
+          }.map { |where|
             [where.operand1.name,
              where.operand2.respond_to?(:value) ?
              where.operand2.value : where.operand2]

activerecord/test/cases/method_scoping_test.rb

@@ -208,6 +208,13 @@ def test_scoped_count_include
     end
   end
 
+  def test_scope_for_create_only_uses_equal
+    table = VerySpecialComment.arel_table
+    relation = VerySpecialComment.scoped
+    relation.where_values << table[:id].not_eq(1)
+    assert_equal({:type => "VerySpecialComment"}, relation.send(:scope_for_create))
+  end
+
   def test_scoped_create
     new_comment = nil
 

activerecord/test/cases/relations_test.rb

@@ -192,11 +192,23 @@ def test_scoped_responds_to_delegated_methods
     end
   end
 
-  def test_respond_to_private_arel_methods
+  def test_respond_to_delegates_to_relation
     relation = Topic.scoped
+    fake_arel = Struct.new(:responds) {
+      def respond_to? method, access = false
+        responds << [method, access]
+      end
+    }.new []
 
-    assert ! relation.respond_to?(:matching_attributes)
-    assert relation.respond_to?(:matching_attributes, true)
+    relation.extend(Module.new { attr_accessor :arel })
+    relation.arel = fake_arel
+
+    relation.respond_to?(:matching_attributes)
+    assert_equal [:matching_attributes, false], fake_arel.responds.first
+
+    fake_arel.responds = []
+    relation.respond_to?(:matching_attributes, true)
+    assert_equal [:matching_attributes, true], fake_arel.responds.first
   end
 
   def test_respond_to_dynamic_finders

railties/guides/source/routing.textile

@@ -762,6 +762,12 @@ formatted_users GET  /users.:format  {:controller=>"users", :action=>"index"}
                 POST /users.:format  {:controller=>"users", :action=>"create"}
 </pre>
 
+You may restrict the listing to the routes that map to a particular controller setting the +CONTROLLER+ environment variable:
+
+<shell>
+$ CONTROLLER=users rake routes 
+</shell>
+
 TIP: You'll find that the output from +rake routes+ is much more readable if you widen your terminal window until the output lines don't wrap.
 
 h4. Testing Routes