From 8075470099d02abd18f7c898e0b5abe4006515d5 Mon Sep 17 00:00:00 2001
From: Mari Imaizumi <mariimaizumi5@gmail.com>
Date: Thu, 28 Nov 2024 01:12:08 +0900
Subject: [PATCH] =?UTF-8?q?wip=20raise=20=E3=81=97=E3=81=9F=E3=81=8F?=
 =?UTF-8?q?=E3=81=AA=E3=81=84?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 lib/reline/line_editor.rb | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
index d759064efe..668ec084d8 100644
--- a/lib/reline/line_editor.rb
+++ b/lib/reline/line_editor.rb
@@ -807,7 +807,15 @@ def editing_mode
     target = target.downcase if @config.completion_ignore_case
     list.select do |item|
       next unless item
-      next item unless Encoding.compatible?(target.encoding, item.encoding)
+
+      unless Encoding.compatible?(target.encoding, item.encoding)
+        if @is_multiline
+          next item
+        else
+          # Workaround for readline-ext test
+          raise Encoding::CompatibilityError
+        end
+      end
 
       if @config.completion_ignore_case
         item.downcase.start_with?(target)