From 9cc9940c8a86c652dd011e29e879ffccdd8bc9d6 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Tue, 28 Feb 2023 13:46:25 +0900
Subject: [PATCH] Prefer to use File.readlines instead of IO.readlines

---
 lib/rdoc/rd/block_parser.ry | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/rdoc/rd/block_parser.ry b/lib/rdoc/rd/block_parser.ry
index a56a866593..d5322aaad2 100644
--- a/lib/rdoc/rd/block_parser.ry
+++ b/lib/rdoc/rd/block_parser.ry
@@ -572,7 +572,7 @@ def get_included(file)
     file_name = File.join dir, file
 
     if File.exist? file_name then
-      included = IO.readlines file_name
+      included = File.readlines file_name
       break
     end
   end