https://git.ruby-lang.org/ruby.git/commit/?id=b4eba8dfee

From b4eba8dfee50a8b9085b32a1750be5313b9cf96b Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Wed, 3 Feb 2021 17:34:41 +0900
Subject: Prefer block forms to close opened files

---
 test/zlib/test_zlib.rb | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)

diff --git a/test/zlib/test_zlib.rb b/test/zlib/test_zlib.rb
index 42ee5c6..e6d61ca 100644
--- a/test/zlib/test_zlib.rb
+++ b/test/zlib/test_zlib.rb
@@ -510,22 +510,24 @@ if defined? Zlib https://github.com/ruby/ruby/blob/trunk/test/zlib/test_zlib.rb#L510
         gz = Zlib::GzipWriter.new(t)
         gz.print("foo")
         gz.close
-        t = File.open(t.path, 'ab')
-        gz = Zlib::GzipWriter.new(t)
-        gz.print("bar")
-        gz.close
+        File.open(t.path, 'ab') do |f|
+          gz = Zlib::GzipWriter.new(f)
+          gz.print("bar")
+          gz.close
+        end
 
         results = []
-        t = File.open(t.path, 'rb')
-        Zlib::GzipReader.zcat(t) do |str|
-          results << str
+        File.open(t.path, 'rb') do |f|
+          Zlib::GzipReader.zcat(f) do |str|
+            results << str
+          end
         end
         assert_equal(["foo", "bar"], results)
-        t.close
 
-        t = File.open(t.path, 'rb')
-        assert_equal("foobar", Zlib::GzipReader.zcat(t))
-        t.close
+        results = File.open(t.path, 'rb') do |f|
+          Zlib::GzipReader.zcat(f)
+        end
+        assert_equal("foobar", results)
       }
     end
 
-- 
cgit v1.1


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