From 702ad710b57bef45b081ebf42e6fa70820fdd810 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Fri, 1 Aug 2014 10:07:38 -0700
Subject: Added Object#self which returns the object itself
---
activesupport/CHANGELOG.md | 6 ++++++
activesupport/lib/active_support/core_ext/object.rb | 1 +
activesupport/lib/active_support/core_ext/object/self.rb | 10 ++++++++++
activesupport/test/core_ext/object/self_test.rb | 9 +++++++++
4 files changed, 26 insertions(+)
create mode 100644 activesupport/lib/active_support/core_ext/object/self.rb
create mode 100644 activesupport/test/core_ext/object/self_test.rb
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index 61e9927a07..cb57ad0e0a 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,3 +1,9 @@
+* Added Object#self which returns the object itself. Useful when dealing with a chaining scenario, like Active Record scopes:
+
+ Event.public_send(state.presence_in?([ :trashed, :drafted ]) ? :self).order(:created_at)
+
+ *DHH*
+
* `Object#with_options` executes block in merging option context when
explicit receiver in not passed.
diff --git a/activesupport/lib/active_support/core_ext/object.rb b/activesupport/lib/active_support/core_ext/object.rb
index f4f9152d6a..2646342b2e 100644
--- a/activesupport/lib/active_support/core_ext/object.rb
+++ b/activesupport/lib/active_support/core_ext/object.rb
@@ -2,6 +2,7 @@ require 'active_support/core_ext/object/acts_like'
require 'active_support/core_ext/object/blank'
require 'active_support/core_ext/object/duplicable'
require 'active_support/core_ext/object/deep_dup'
+require 'active_support/core_ext/object/self'
require 'active_support/core_ext/object/try'
require 'active_support/core_ext/object/inclusion'
diff --git a/activesupport/lib/active_support/core_ext/object/self.rb b/activesupport/lib/active_support/core_ext/object/self.rb
new file mode 100644
index 0000000000..5c51bf56c9
--- /dev/null
+++ b/activesupport/lib/active_support/core_ext/object/self.rb
@@ -0,0 +1,10 @@
+class Object
+ # Returns the object itself. Useful when dealing with a chaining scenario, like Active Record scopes:
+ #
+ # Event.public_send(state.presence_in?([ :trashed, :drafted ]) ? :self).order(:created_at)
+ #
+ # @return Object
+ def self
+ self
+ end
+end
\ No newline at end of file
diff --git a/activesupport/test/core_ext/object/self_test.rb b/activesupport/test/core_ext/object/self_test.rb
new file mode 100644
index 0000000000..751199e41c
--- /dev/null
+++ b/activesupport/test/core_ext/object/self_test.rb
@@ -0,0 +1,9 @@
+require 'abstract_unit'
+require 'active_support/core_ext/object'
+
+class Object::SelfTest < ActiveSupport::TestCase
+ test 'self returns self' do
+ object = 'fun'
+ assert_equal object, object.self
+ end
+end
--
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