https://git.ruby-lang.org/ruby.git/commit/?id=dba24e6a1a

From dba24e6a1ae0d7dba313bb5f65a4be927bd6f236 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@g...>
Date: Sat, 25 Dec 2021 17:05:39 +0900
Subject: Add IRB Improvements section to NEWS.md

---
 NEWS.md | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/NEWS.md b/NEWS.md
index 25378824759..3f07e5a90a3 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -567,6 +567,12 @@ This feature is enabled by default. https://github.com/ruby/ruby/blob/trunk/NEWS.md#L567
 You can disable it by using a command-line option `--disable-error_highlight`.
 See [the repository](https://github.com/ruby/error_highlight) in detail.
 
+## IRB Autocomplete and Document Display
+
+The IRB now has an autocomplete feature, where you can just type in the code, and the completion candidates dialog will appear. You can use Tab and Shift+Tab to move up and down.
+
+If documents are installed when you select a completion candidate, the documentation dialog will appear next to the completion candidates dialog, showing part of the content. You can read the full document by pressing Alt+d.
+
 ## Miscellaneous changes
 
 * lib/objspace/trace.rb is added, which is a tool for tracing the object
-- 
cgit v1.2.1


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