From b0e2b7a5ff0df14b3c8062c31ebb526a73a03763 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Thu, 30 May 2019 21:49:08 +0900
Subject: Include stack elements left after errors

---
 ext/ripper/lib/ripper/lexer.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'ext/ripper/lib/ripper/lexer.rb')

diff --git a/ext/ripper/lib/ripper/lexer.rb b/ext/ripper/lib/ripper/lexer.rb
index d1d257582d..696471a75d 100644
--- a/ext/ripper/lib/ripper/lexer.rb
+++ b/ext/ripper/lib/ripper/lexer.rb
@@ -103,7 +103,7 @@ class Ripper
 
     # parse the code and returns elements including errors.
     def scan
-      (parse() + errors).sort_by {|e| [*e.pos, (e.message ? -1 : 0)]}
+      (parse() + errors + @stack.flatten).uniq.sort_by {|e| [*e.pos, (e.message ? -1 : 0)]}
     end
 
     def parse
-- 
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