From af3fd2f045ad7fdf7f9208a82edd4b08fe6a145d Mon Sep 17 00:00:00 2001
From: Yusuke Endoh <mame@ruby-lang.org>
Date: Fri, 29 Nov 2024 09:41:26 +0900
Subject: [PATCH] Prevent a warning "ambiguous first argument" during a test
 (#118)

https://rubyci.s3.amazonaws.com/debian11/ruby-master/log/20241128T153002Z.log.html.gz
```
/home/chkbuild/chkbuild/tmp/build/20241128T153002Z/ruby/test/strscan/test_stringscanner.rb:908: warning: ambiguous first argument; put parentheses or a space even after `-` operator
```
---
 test/strscan/test_stringscanner.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/strscan/test_stringscanner.rb b/test/strscan/test_stringscanner.rb
index a032765661..7f6084468f 100644
--- a/test/strscan/test_stringscanner.rb
+++ b/test/strscan/test_stringscanner.rb
@@ -905,7 +905,7 @@ def test_scan_integer
     assert_predicate s, :matched?
 
     s = create_string_scanner('-123abc')
-    assert_equal -123, s.scan_integer
+    assert_equal(-123, s.scan_integer)
     assert_equal 4, s.pos
     assert_predicate s, :matched?