hsbt	2015-03-07 09:36:09 +0900 (Sat, 07 Mar 2015)

  New Revision: 49879

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=49879

  Log:
    * array.c: document that first element is kept when using
      Array#uniq and #uniq! [fix GH-845][ci skip]
      Patch by @riffraff

  Modified files:
    trunk/ChangeLog
    trunk/array.c
Index: array.c
===================================================================
--- array.c	(revision 49878)
+++ array.c	(revision 49879)
@@ -4181,6 +4181,8 @@ push_value(st_data_t key, st_data_t val, https://github.com/ruby/ruby/blob/trunk/array.c#L4181
  *
  *  It compares values using their #hash and #eql? methods for efficiency.
  *
+ *  +self+ is traversed in order, and the first occurrence is kept.
+ *
  *  Returns +nil+ if no changes are made (that is, no duplicates are found).
  *
  *     a = [ "a", "a", "b", "b", "c" ]
@@ -4236,6 +4238,8 @@ rb_ary_uniq_bang(VALUE ary) https://github.com/ruby/ruby/blob/trunk/array.c#L4238
  *
  *  It compares values using their #hash and #eql? methods for efficiency.
  *
+ *  +self+ is traversed in order, and the first occurrence is kept.
+ *
  *     a = [ "a", "a", "b", "b", "c" ]
  *     a.uniq   # => ["a", "b", "c"]
  *
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 49878)
+++ ChangeLog	(revision 49879)
@@ -1,3 +1,9 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Sat Mar  7 09:36:05 2015  SHIBATA Hiroshi  <shibata.hiroshi@g...>
+
+	* array.c: document that first element is kept when using
+	  Array#uniq and #uniq! [fix GH-845][ci skip]
+	  Patch by @riffraff
+
 Sat Mar  7 09:28:02 2015  SHIBATA Hiroshi  <shibata.hiroshi@g...>
 
 	* thread.c: Mutex#owned? is no longer experimental since 2.1.0

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