https://git.ruby-lang.org/ruby.git/commit/?id=6f41cab704

From 6f41cab704d1b3dd44910e0e943dceebde6fcb1a Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@g...>
Date: Mon, 11 Oct 2021 16:21:50 +0900
Subject: [ruby/reline] Suppress warning, "instance variable @ambiguous_width
 not initialized"

https://github.com/ruby/reline/commit/368f7e2f78
---
 lib/reline.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/reline.rb b/lib/reline.rb
index 2f2b017d50..b872fe6945 100644
--- a/lib/reline.rb
+++ b/lib/reline.rb
@@ -457,7 +457,7 @@ module Reline https://github.com/ruby/ruby/blob/trunk/lib/reline.rb#L457
 
     private def may_req_ambiguous_char_width
       @ambiguous_width = 2 if Reline::IOGate == Reline::GeneralIO or STDOUT.is_a?(File)
-      return if @ambiguous_width
+      return if defined? @ambiguous_width
       Reline::IOGate.move_cursor_column(0)
       begin
         output.write "\u{25bd}"
-- 
cgit v1.2.1


--
ML: ruby-changes@q...
Info: http://www.atdot.net/~ko1/quickml/