From c67a079ccacc679846488d23b0a107c6fe6a1146 Mon Sep 17 00:00:00 2001
From: tompng <tomoyapenguin@gmail.com>
Date: Sat, 13 Aug 2022 02:37:08 +0900
Subject: [PATCH] Sort result of lexer.parse by pos in ruby<2.7. It's not
 sorted when the given code includes heredoc.

---
 lib/irb/ruby-lex.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/irb/ruby-lex.rb b/lib/irb/ruby-lex.rb
index e9c5c2867..5ec684c2f 100644
--- a/lib/irb/ruby-lex.rb
+++ b/lib/irb/ruby-lex.rb
@@ -167,7 +167,7 @@ def self.ripper_lex_without_warning(code, context: nil)
           end
         end
       else
-        tokens = lexer.parse.reject { |it| it.pos.first == 0 }
+        tokens = lexer.parse.sort_by(&:pos).reject { |it| it.pos.first == 0 }
       end
     end
     tokens