https://git.ruby-lang.org/ruby.git/commit/?id=5aa0e6bee9

From 5aa0e6bee916f454ecf886252e1b025d824f7bd8 Mon Sep 17 00:00:00 2001
From: Kazuhiro NISHIYAMA <zn@m...>
Date: Mon, 13 Jan 2020 21:22:22 +0900
Subject: Mention new feature of Hash#transform_keys [Feature #16273]

ref b25e27277dc39f25cfca4db8452d254f6cc8046e

diff --git a/NEWS b/NEWS
index 15f5f14..8b43c6b 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,12 @@ sufficient information, see the ChangeLog file or Redmine https://github.com/ruby/ruby/blob/trunk/NEWS#L18
 
 === Core classes updates (outstanding ones only)
 
+Hash::
+
+  Modified method::
+
+    * Hash#transform_keys now accepts a hash that maps keys to new keys.  [Feature #16274]
+
 === Stdlib updates (outstanding ones only)
 
 === Compatibility issues (excluding feature bug fixes)
-- 
cgit v0.10.2


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