From a1410cb5da66b6dc8afa30c0ac35afe1a4313ae6 Mon Sep 17 00:00:00 2001
From: Sami Samhuri <sami@samhuri.net>
Date: Mon, 2 Feb 2026 21:13:31 -0800
Subject: [PATCH] Clean up command substitution escapes

---
 ruby/shell/word_expander.rb | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/ruby/shell/word_expander.rb b/ruby/shell/word_expander.rb
index a995604..48c4170 100644
--- a/ruby/shell/word_expander.rb
+++ b/ruby/shell/word_expander.rb
@@ -177,11 +177,7 @@ module Shell
             if i + 1 < line.length
               escaped = line[i + 1]
               if escaped == "$" || escaped == "`" || escaped == "\\" || escaped == "\""
-                output << (if escaped == "$"
-                             ESCAPED_DOLLAR
-                           else
-                             ((escaped == "`") ? ESCAPED_BACKTICK : escaped)
-                end)
+                output << escaped_replacement(escaped)
               else
                 output << "\\"
                 output << escaped
@@ -272,6 +268,17 @@ module Shell
       stdout.tr("\n", " ")
     end
 
+    def escaped_replacement(char)
+      case char
+      when "$"
+        ESCAPED_DOLLAR
+      when "`"
+        ESCAPED_BACKTICK
+      else
+        char
+      end
+    end
+
     def protect_escaped_dollars(line)
       output = +""
       i = 0