From 6b59c032a7e3a32988c7709f015257b57bdcc6db Mon Sep 17 00:00:00 2001
From: Carlo Cabrera <30379873+carlocab@users.noreply.github.com>
Date: Sat, 18 May 2024 16:01:07 +0800
Subject: [PATCH] utils/shell: add `+` to safe shell characters

`+` does not require escaping in the shell. (Not for Bash and Zsh, at
least.)
---
 Library/Homebrew/utils/shell.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/utils/shell.rb b/Library/Homebrew/utils/shell.rb
index aee062fa90..186fc038e6 100644
--- a/Library/Homebrew/utils/shell.rb
+++ b/Library/Homebrew/utils/shell.rb
@@ -106,7 +106,7 @@ module Utils
       zsh:  "~/.zshrc",
     }.freeze
 
-    UNSAFE_SHELL_CHAR = %r{([^A-Za-z0-9_\-.,:/@~\n])}
+    UNSAFE_SHELL_CHAR = %r{([^A-Za-z0-9_\-.,:/@~+\n])}
 
     sig { params(str: String).returns(String) }
     def csh_quote(str)