From 0a0160d6b659f6131a525fe1579e7c463d4c197e Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 2 Aug 2014 01:26:58 +0000
Subject: object.c: Object#itsef
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* object.c (rb_obj_itself): new method Object#itsef.  based on the
  patch by Rafael França in [ruby-core:64156].
  [EXPERIMENTAL] this method may be renamed due to compatibilities.
  [ruby-core:44704] [Feature #6373]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47028 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                |  7 +++++++
 NEWS                     |  4 ++++
 object.c                 | 18 ++++++++++++++++++
 test/ruby/test_object.rb |  6 ++++++
 4 files changed, 35 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index fdda286ba9..0ebe70c862 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Sat Aug  2 10:26:57 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* object.c (rb_obj_itself): new method Object#itsef.  based on the
+	  patch by Rafael Franca in [ruby-core:64156].
+	  [EXPERIMENTAL] this method may be renamed due to compatibilities.
+	  [ruby-core:44704] [Feature #6373]
+
 Fri Aug  1 22:30:40 2014  Masaki Suketa <masaki.suketa@nifty.ne.jp>
 
 	* ext/win32ole/win32ole.c (folerecord_inititalize): accept
diff --git a/NEWS b/NEWS
index 9485a99db2..84108b9607 100644
--- a/NEWS
+++ b/NEWS
@@ -41,6 +41,10 @@ with all sufficient information, see the ChangeLog file.
   * New methods:
     * File::Stat#birthtime
 
+* Kernel
+  * New methods:
+    * Kernel#itself
+
 * Process
   * Extended method:
     * Process execution methods such as Process.spawn opens the file in write
diff --git a/object.c b/object.c
index 21772deb56..b994539350 100644
--- a/object.c
+++ b/object.c
@@ -402,6 +402,23 @@ rb_obj_dup(VALUE obj)
     return dup;
 }
 
+/*
+ *  call-seq:
+ *     obj.itself -> an_object
+ *
+ *  Returns <i>obj</i>.
+ *
+ *	string = 'my string' #=> "my string"
+ *	string.itself.object_id == string.object_id #=> true
+ *
+ */
+
+static VALUE
+rb_obj_itself(VALUE obj)
+{
+    return obj;
+}
+
 /* :nodoc: */
 VALUE
 rb_obj_init_copy(VALUE obj, VALUE orig)
@@ -3302,6 +3319,7 @@ Init_Object(void)
     rb_define_method(rb_mKernel, "singleton_class", rb_obj_singleton_class, 0);
     rb_define_method(rb_mKernel, "clone", rb_obj_clone, 0);
     rb_define_method(rb_mKernel, "dup", rb_obj_dup, 0);
+    rb_define_method(rb_mKernel, "itself", rb_obj_itself, 0);
     rb_define_method(rb_mKernel, "initialize_copy", rb_obj_init_copy, 1);
     rb_define_method(rb_mKernel, "initialize_dup", rb_obj_init_dup_clone, 1);
     rb_define_method(rb_mKernel, "initialize_clone", rb_obj_init_dup_clone, 1);
diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb
index f305cc7228..4573dc859e 100644
--- a/test/ruby/test_object.rb
+++ b/test/ruby/test_object.rb
@@ -12,6 +12,12 @@ class TestObject < Test::Unit::TestCase
     $VERBOSE = @verbose
   end
 
+  def test_itself
+    feature6373 = '[ruby-core:44704] [Feature #6373]'
+    object = Object.new
+    assert_same(object, object.itself, feature6373)
+  end
+
   def test_dup
     assert_raise(TypeError) { 1.dup }
     assert_raise(TypeError) { true.dup }
-- 
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