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* array.c: document that first element is kept when using

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Array#uniq and #uniq! [fix GH-845][ci skip]
  Patch by @riffraff

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49879 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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hsbt 2015-03-07 00:36:09 +00:00
parent 6271eea522
commit 05d1196203
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ChangeLog
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@ -1,3 +1,9 @@
Sat Mar 7 09:36:05 2015 SHIBATA Hiroshi <shibata.hiroshi@gmail.com>
* 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@gmail.com>
* thread.c: Mutex#owned? is no longer experimental since 2.1.0

4
array.c
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@ -4181,6 +4181,8 @@ push_value(st_data_t key, st_data_t val, st_data_t ary)
*
* 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)
*
* 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"]
*