https://git.ruby-lang.org/ruby.git/commit/?id=778634f778

From 778634f778a029476fb85463462848c0341f8e6b Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@g...>
Date: Fri, 27 Dec 2019 16:02:07 +0900
Subject: Drop an invalid char as UTF-8


diff --git a/lib/reline/line_editor.rb b/lib/reline/line_editor.rb
index 75af50a..3f6d781 100644
--- a/lib/reline/line_editor.rb
+++ b/lib/reline/line_editor.rb
@@ -1091,6 +1091,11 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L1091
 
   private def ed_insert(key)
     if key.instance_of?(String)
+      begin
+        key.encode(Encoding::UTF_8)
+      rescue Encoding::UndefinedConversionError
+        return
+      end
       width = Reline::Unicode.get_mbchar_width(key)
       if @cursor == @cursor_max
         @line += key
@@ -1101,6 +1106,11 @@ class Reline::LineEditor https://github.com/ruby/ruby/blob/trunk/lib/reline/line_editor.rb#L1106
       @cursor += width
       @cursor_max += width
     else
+      begin
+        key.chr.encode(Encoding::UTF_8)
+      rescue Encoding::UndefinedConversionError
+        return
+      end
       if @cursor == @cursor_max
         @line += key.chr
       else
-- 
cgit v0.10.2


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