https://git.ruby-lang.org/ruby.git/commit/?id=be9b5553a3

From be9b5553a3ae3a90c73d4c11786cb1a813e915f6 Mon Sep 17 00:00:00 2001
From: Akinori MUSHA <knu@i...>
Date: Tue, 22 Dec 2020 12:26:45 +0900
Subject: Add entries for set 1.0.0


diff --git a/NEWS.md b/NEWS.md
index f189839..fabe7c7 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -411,6 +411,16 @@ Outstanding ones only. https://github.com/ruby/ruby/blob/trunk/NEWS.md#L411
 
     * Ractor compatible.
 
+* Set
+
+    * Update to set 1.0.0
+
+    * SortedSet has been removed for dependency and performance reasons.
+
+    * Set#join is added as a shorthand for `.to_a.join`.
+
+    * Set#<=> is added.
+
 * Socket
 
     * Add :connect_timeout to TCPSocket.new [[Feature #17187]]
@@ -503,6 +513,8 @@ Excluding feature bug fixes. https://github.com/ruby/ruby/blob/trunk/NEWS.md#L513
 * Requiring 'open-uri' no longer redefines `Kernel#open`.
   Call `URI.open` directly or `use URI#open` instead. [[Misc #15893]]
 
+* SortedSet has been removed for dependency and performance reasons.
+
 ## Stdlib compatibility issues
 
 * Default gems
-- 
cgit v0.10.2


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