test/test_custom_command: fix rubocop style.

1 files changed, 3 insertions, 1 deletions

diff --git a/Library/Homebrew/test/test_custom_command.rb b/Library/Homebrew/test/test_custom_command.rb
index b3cd39f27..bc27e2121 100644
--- a/Library/Homebrew/test/test_custom_command.rb
+++ b/Library/Homebrew/test/test_custom_command.rb
@@ -6,7 +6,9 @@ class IntegrationCommandTestCustomCommand < IntegrationCommandTestCase
       cmd = "int-test-#{rand}"
       file = "#{path}/brew-#{cmd}"
 
-      File.open(file, "w") { |f| f.write "#!/bin/sh\necho 'I am #{cmd}'\n" }
+      File.open(file, "w") do |f|
+        f.write "#!/bin/sh\necho 'I am #{cmd}'\n"
+      end
       FileUtils.chmod 0777, file
 
       assert_match "I am #{cmd}",