From 5fe714b2169d6fd8dd6b22eeb3745cc457123a5a Mon Sep 17 00:00:00 2001
From: Mau Magnaguagno <maumagnaguagno@gmail.com>
Date: Sun, 26 Nov 2023 04:07:14 -0300
Subject: [PATCH] Prefer each_char in
 Psych::Visitors::Visitor::ToRuby#deserialize

Use safe navigation operator with each_char to remove empty strings and improve readability.
---
 lib/psych/visitors/to_ruby.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/psych/visitors/to_ruby.rb b/lib/psych/visitors/to_ruby.rb
index 8614251c..f0fda9bd 100644
--- a/lib/psych/visitors/to_ruby.rb
+++ b/lib/psych/visitors/to_ruby.rb
@@ -101,7 +101,7 @@ def deserialize o
           source  = $1
           options = 0
           lang    = nil
-          ($2 || '').split('').each do |option|
+          $2&.each_char do |option|
             case option
             when 'x' then options |= Regexp::EXTENDED
             when 'i' then options |= Regexp::IGNORECASE