From 046fd3ac8c9b00560cbe1055a300c3bb5f35f1bc Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Mon, 21 Jun 2021 22:12:06 +0900
Subject: Rescue conversion error of inputrc

---
 lib/reline/config.rb | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'lib/reline')

diff --git a/lib/reline/config.rb b/lib/reline/config.rb
index ed5061f802..3e6c42df48 100644
--- a/lib/reline/config.rb
+++ b/lib/reline/config.rb
@@ -159,7 +159,14 @@ class Reline::Config
 
   def read_lines(lines, file = nil)
     if lines.first.encoding != Reline.encoding_system_needs
-      lines = lines.map { |l| l.encode(Reline.encoding_system_needs) }
+      begin
+        lines = lines.map do |l|
+          l.encode(Reline.encoding_system_needs)
+        rescue Encoding::UndefinedConversionError
+          mes = "The inputrc encoded in #{lines.first.encoding.name} can't be converted to the locale #{Reline.encoding_system_needs.name}."
+          raise Reline::ConfigEncodingConversionError.new(mes)
+        end
+      end
     end
     conditions = [@skip_section, @if_stack]
     @skip_section = nil
-- 
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