From 2cca814311901bb9f6b2f0285d0150c72688f62b Mon Sep 17 00:00:00 2001
From: Akira Matsuda <ronnie@dio.jp>
Date: Mon, 19 Aug 2024 01:32:46 +0900
Subject: [PATCH] A Hash argument is treated as kwargs in Ruby 2

---
 test/test_helper.rb | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/test/test_helper.rb b/test/test_helper.rb
index 5200b44..4aa25dd 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -16,13 +16,14 @@ module EnumSyntaxConverter
       def enum(name = nil, values = nil, **options, &block)
         return super options, &block if name == nil
 
+        new_options = {}
         if (prefix = options.delete :prefix)
-          options[:_prefix] = prefix
+          new_options[:_prefix] = prefix
         end
         if (suffix = options.delete :suffix)
-          options[:_suffix] = suffix
+          new_options[:_suffix] = suffix
         end
-        super options.merge(name => values), &block
+        super new_options.merge(name => (values || options)), &block
       end
     end