From 22477128cd77e0d0dce7e78bc12f9cc8cccc1cb4 Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Thu, 26 Mar 2020 16:43:16 +0900
Subject: [ruby/irb] Suppress crashing when EncodingError has occurred without
 lineno

https://github.com/ruby/irb/commit/13572d8cdc
---
 lib/irb.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'lib/irb.rb')

diff --git a/lib/irb.rb b/lib/irb.rb
index e73174e1c8..ee6979c6d0 100644
--- a/lib/irb.rb
+++ b/lib/irb.rb
@@ -554,7 +554,8 @@ module IRB
 
     def handle_exception(exc)
       if exc.backtrace && exc.backtrace[0] =~ /\/irb(2)?(\/.*|-.*|\.rb)?:/ && exc.class.to_s !~ /^IRB/ &&
-         !(SyntaxError === exc)
+         !(SyntaxError === exc) && !(EncodingError === exc)
+        # The backtrace of invalid encoding hash (ex. {"\xAE": 1}) raises EncodingError without lineno.
         irb_bug = true
       else
         irb_bug = false
-- 
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