Fix usages of Tempfile.open(&block) that expected the file to still be there after the block

lib/reline/line_editor.rb

@@ -2079,12 +2079,14 @@ class Reline::LineEditor
   end
 
   private def vi_histedit(key)
-    path = Tempfile.open { |fp|
+    Tempfile.open { |fp|
       fp.write @line
-      fp.path
+      path = fp.path
+      fp.close
+
+      system("#{ENV['EDITOR']} #{path}")
+      @line = File.read(path)
     }
-    system("#{ENV['EDITOR']} #{path}")
-    @line = File.read(path)
     finish
   end
 

test/openssl/test_x509store.rb

@@ -33,20 +33,21 @@ class OpenSSL::TestX509Store < OpenSSL::TestCase
     ]
     cert1 = issue_cert(@ca1, @rsa1024, 1, ca_exts, nil, nil)
     cert2 = issue_cert(@ca2, @rsa2048, 1, ca_exts, nil, nil)
-    tmpfile = Tempfile.open { |f| f << cert1.to_pem << cert2.to_pem; f }
+    Tempfile.open { |tmpfile|
+      tmpfile << cert1.to_pem << cert2.to_pem
+      tmpfile.close
 
-    store = OpenSSL::X509::Store.new
-    assert_equal false, store.verify(cert1)
-    assert_equal false, store.verify(cert2)
-    store.add_file(tmpfile.path)
-    assert_equal true, store.verify(cert1)
-    assert_equal true, store.verify(cert2)
+      store = OpenSSL::X509::Store.new
+      assert_equal false, store.verify(cert1)
+      assert_equal false, store.verify(cert2)
+      store.add_file(tmpfile.path)
+      assert_equal true, store.verify(cert1)
+      assert_equal true, store.verify(cert2)
 
-    # OpenSSL < 1.1.1 leaks an error on a duplicate certificate
-    assert_nothing_raised { store.add_file(tmpfile.path) }
-    assert_equal [], OpenSSL.errors
-  ensure
-    tmpfile and tmpfile.close!
+      # OpenSSL < 1.1.1 leaks an error on a duplicate certificate
+      assert_nothing_raised { store.add_file(tmpfile.path) }
+      assert_equal [], OpenSSL.errors
+    }
   end
 
   def test_verify