From e6c619b32670da753a9c84fa93bb17af0ecf8e3d Mon Sep 17 00:00:00 2001
From: Vinicius Stock <vinicius.stock@shopify.com>
Date: Tue, 29 Aug 2023 11:12:01 -0400
Subject: [PATCH] Memoize magic comment regex

---
 lib/ruby_indexer/lib/ruby_indexer/configuration.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/ruby_indexer/lib/ruby_indexer/configuration.rb b/lib/ruby_indexer/lib/ruby_indexer/configuration.rb
index 7e102e3ca..368c9177c 100644
--- a/lib/ruby_indexer/lib/ruby_indexer/configuration.rb
+++ b/lib/ruby_indexer/lib/ruby_indexer/configuration.rb
@@ -134,7 +134,7 @@ def files_to_index
 
     sig { returns(Regexp) }
     def magic_comment_regex
-      /^\s*#\s*#{@excluded_magic_comments.join("|")}/
+      @magic_comment_regex ||= T.let(/^\s*#\s*#{@excluded_magic_comments.join("|")}/, T.nilable(Regexp))
     end
 
     private