From 075e1acb4c920edf0b5d20a5cb5004a4f88fbcd8 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Mon, 20 May 2019 04:47:43 +0900
Subject: Readline.completion_proc accepts US-ASCII

---
 lib/reline/line_editor.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'lib/reline')

diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
index 1362048e35..09ac94fa39 100644
--- a/lib/reline/line_editor.rb
+++ b/lib/reline/line_editor.rb
@@ -406,7 +406,9 @@ class Reline::LineEditor
   private def complete_internal_proc(list, is_menu)
     preposing, target, postposing = @retrieve_completion_block.(@line, @byte_pointer)
     list = list.select { |i|
-      raise Encoding::CompatibilityError if i and i.encoding != @encoding
+      if i and i.encoding != Encoding::US_ASCII and i.encoding != @encoding
+        raise Encoding::CompatibilityError
+      end
       i&.start_with?(target)
     }
     if is_menu
-- 
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