From 37175a24bd508e2983247ec5d011d57df836c743 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafael=20Mendon=C3=A7a=20Fran=C3=A7a?=
 <rafaelmfranca@gmail.com>
Date: Sat, 3 Jan 2015 18:20:30 -0300
Subject: Remove deprecated `ActiveModel::Dirty#reset_#{attribute}` and
 `ActiveModel::Dirty#reset_changes`.

---
 activemodel/CHANGELOG.md              |  5 +++++
 activemodel/lib/active_model/dirty.rb | 20 --------------------
 activemodel/test/cases/dirty_test.rb  | 17 -----------------
 activerecord/test/cases/dirty_test.rb | 12 ------------
 4 files changed, 5 insertions(+), 49 deletions(-)

diff --git a/activemodel/CHANGELOG.md b/activemodel/CHANGELOG.md
index d643a08235..f86b4804c8 100644
--- a/activemodel/CHANGELOG.md
+++ b/activemodel/CHANGELOG.md
@@ -1,3 +1,8 @@
+*   Remove deprecated `ActiveModel::Dirty#reset_#{attribute}` and
+    `ActiveModel::Dirty#reset_changes`.
+
+    *Rafael Mendonça França*
+
 *   Change the way in which callback chains can be halted.
 
     The preferred method to halt a callback chain from now on is to explicitly
diff --git a/activemodel/lib/active_model/dirty.rb b/activemodel/lib/active_model/dirty.rb
index 094424e4fd..9c8ca5d93f 100644
--- a/activemodel/lib/active_model/dirty.rb
+++ b/activemodel/lib/active_model/dirty.rb
@@ -116,7 +116,6 @@ module ActiveModel
 
     included do
       attribute_method_suffix '_changed?', '_change', '_will_change!', '_was'
-      attribute_method_affix prefix: 'reset_', suffix: '!'
       attribute_method_affix prefix: 'restore_', suffix: '!'
     end
 
@@ -204,15 +203,6 @@ module ActiveModel
         @changed_attributes = ActiveSupport::HashWithIndifferentAccess.new
       end
 
-      def reset_changes
-        ActiveSupport::Deprecation.warn(<<-MSG.squish)
-          `#reset_changes` is deprecated and will be removed on Rails 5.
-          Please use `#clear_changes_information` instead.
-        MSG
-
-        clear_changes_information
-      end
-
       # Handle <tt>*_change</tt> for +method_missing+.
       def attribute_change(attr)
         [changed_attributes[attr], __send__(attr)] if attribute_changed?(attr)
@@ -231,16 +221,6 @@ module ActiveModel
         set_attribute_was(attr, value)
       end
 
-      # Handle <tt>reset_*!</tt> for +method_missing+.
-      def reset_attribute!(attr)
-        ActiveSupport::Deprecation.warn(<<-MSG.squish)
-          `#reset_#{attr}!` is deprecated and will be removed on Rails 5.
-          Please use `#restore_#{attr}!` instead.
-        MSG
-
-        restore_attribute!(attr)
-      end
-
       # Handle <tt>restore_*!</tt> for +method_missing+.
       def restore_attribute!(attr)
         if attribute_changed?(attr)
diff --git a/activemodel/test/cases/dirty_test.rb b/activemodel/test/cases/dirty_test.rb
index db2cd885e2..8ffd62fd86 100644
--- a/activemodel/test/cases/dirty_test.rb
+++ b/activemodel/test/cases/dirty_test.rb
@@ -181,23 +181,6 @@ class DirtyTest < ActiveModel::TestCase
     assert_equal ActiveSupport::HashWithIndifferentAccess.new, @model.changed_attributes
   end
 
-  test "reset_changes is deprecated" do
-    @model.name = 'Dmitry'
-    @model.name_changed?
-    @model.save
-    @model.name = 'Bob'
-
-    assert_equal [nil, 'Dmitry'], @model.previous_changes['name']
-    assert_equal 'Dmitry', @model.changed_attributes['name']
-
-    assert_deprecated do
-      @model.deprecated_reload
-    end
-
-    assert_equal ActiveSupport::HashWithIndifferentAccess.new, @model.previous_changes
-    assert_equal ActiveSupport::HashWithIndifferentAccess.new, @model.changed_attributes
-  end
-
   test "restore_attributes should restore all previous data" do
     @model.name = 'Dmitry'
     @model.color = 'Red'
diff --git a/activerecord/test/cases/dirty_test.rb b/activerecord/test/cases/dirty_test.rb
index 98cf60a8c4..5b71bd7e67 100644
--- a/activerecord/test/cases/dirty_test.rb
+++ b/activerecord/test/cases/dirty_test.rb
@@ -165,18 +165,6 @@ class DirtyTest < ActiveRecord::TestCase
     assert_equal parrot.name_change, parrot.title_change
   end
 
-  def test_reset_attribute!
-    pirate = Pirate.create!(:catchphrase => 'Yar!')
-    pirate.catchphrase = 'Ahoy!'
-
-    assert_deprecated do
-      pirate.reset_catchphrase!
-    end
-    assert_equal "Yar!", pirate.catchphrase
-    assert_equal Hash.new, pirate.changes
-    assert !pirate.catchphrase_changed?
-  end
-
   def test_restore_attribute!
     pirate = Pirate.create!(:catchphrase => 'Yar!')
     pirate.catchphrase = 'Ahoy!'
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