From 08a4c9979da44654f057494dc76498ed6a8506bc Mon Sep 17 00:00:00 2001
From: Michael Koziarski <michael@koziarski.com>
Date: Wed, 13 Feb 2008 02:19:46 +0000
Subject: [PATCH] Remove options from the attributes method, tidy up the
 implementation.  Closes #11093 [juanjo.bazan, Koz]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8863 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 activerecord/lib/active_record/base.rb | 27 +++++---------------------
 activerecord/test/cases/base_test.rb   | 17 ----------------
 2 files changed, 5 insertions(+), 39 deletions(-)

diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index cd33c8891c..94ff704b25 100755
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -2214,35 +2214,18 @@ def attributes=(new_attributes, guard_protected_attributes = true)
 
       # Returns a hash of all the attributes with their names as keys and the values of the attributes as values.
       def attributes(options = nil)
-        attrs = {}
-        self.attribute_names.each do |name|
-          attrs[name]=read_attribute(name)
-        end
-
-        if options.nil?
+        self.attribute_names.inject({}) do |attrs, name|
+          attrs[name] = read_attribute(name)
           attrs
-        else
-          if except = options[:except]
-            except = Array(except).collect { |attribute| attribute.to_s }
-            except.each { |attribute_name| attrs.delete(attribute_name) }
-            attrs
-          elsif only = options[:only]
-            only = Array(only).collect { |attribute| attribute.to_s }
-            attrs.delete_if { |key, value| !only.include?(key) }
-            attrs
-          else
-            raise ArgumentError, "Options does not specify :except or :only (#{options.keys.inspect})"
-          end
         end
       end
 
       # Returns a hash of attributes before typecasting and deserialization.
       def attributes_before_type_cast
-        attrs = {}
-        self.attribute_names.each do |name|
-          attrs[name]=read_attribute_before_type_cast(name)
+        self.attribute_names.inject({}) do |attrs, name|
+          attrs[name] = read_attribute_before_typecast(name)
+          attrs
         end
-        attrs
       end
 
       # Format attributes nicely for inspect.
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index e98a756870..9fde3130bd 100755
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -1778,23 +1778,6 @@ def test_to_xml_with_block
     assert xml.include?(%(<arbitrary-element>#{value}</arbitrary-element>))
   end
 
-  def test_except_attributes
-    assert_equal(
-      %w( author_name type id approved replies_count bonus_time written_on content author_email_address parent_id last_read).sort,
-      topics(:first).attributes(:except => :title).keys.sort
-    )
-
-    assert_equal(
-      %w( replies_count bonus_time written_on content author_email_address parent_id last_read).sort,
-      topics(:first).attributes(:except => [ :title, :id, :type, :approved, :author_name ]).keys.sort
-    )
-  end
-
-  def test_include_attributes
-    assert_equal(%w( title ), topics(:first).attributes(:only => :title).keys)
-    assert_equal(%w( title author_name type id approved ).sort, topics(:first).attributes(:only => [ :title, :id, :type, :approved, :author_name ]).keys.sort)
-  end
-
   def test_type_name_with_module_should_handle_beginning
     assert_equal 'ActiveRecord::Person', ActiveRecord::Base.send(:type_name_with_module, 'Person')
     assert_equal '::Person', ActiveRecord::Base.send(:type_name_with_module, '::Person')
-- 
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