Add Set#compare_by_identity and Set#compare_by_identity?

* lib/set.rb (Set#compare_by_identity, Set#compare_by_identity?):
  New methods. [Feature #12210]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56589 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 439057a6e1..d9f6c6eedb 100644
--- a/NEWS
+++ b/NEWS
@@ -189,6 +189,10 @@ with all sufficient information, see the ChangeLog file or Redmine
 * pathname
   * New method: Pathname#empty? [Feature#12596]
 
+* set
+  * New methods: Set#compare_by_identity and Set#compare_by_identity?.
+    [Feature #12210]
+
 * WEBrick
 
   * Don't allow , as a separator [Bug #12791]