Merge pull request #1164 from MikeMcQuaid/style-fixups

Rubocop style fixups

Library/Homebrew/test/helper/integration_command_test_case.rb

@@ -76,7 +76,9 @@ class IntegrationCommandTestCase < Homebrew::TestCase
       ENV["HOMEBREW_BREW_FILE"] = HOMEBREW_PREFIX/"bin/brew"
       ENV["HOMEBREW_INTEGRATION_TEST"] = cmd_id_from_args(args)
       ENV["HOMEBREW_TEST_TMPDIR"] = TEST_TMPDIR
-      env.each_pair { |k, v| ENV[k] = v }
+      env.each_pair do |k, v|
+        ENV[k] = v
+      end
 
       read, write = IO.pipe
       begin

Library/Homebrew/test/test_audit.rb

@@ -67,7 +67,9 @@ class FormulaAuditorTests < Homebrew::TestCase
 
   def formula_auditor(name, text, options = {})
     path = Pathname.new "#{@dir}/#{name}.rb"
-    path.open("w") { |f| f.write text }
+    path.open("w") do |f|
+      f.write text
+    end
     FormulaAuditor.new Formulary.factory(path), options
   end
 

Library/Homebrew/test/test_create.rb

@@ -7,6 +7,6 @@ class IntegrationCommandTestCreate < IntegrationCommandTestCase
 
     formula_file = CoreTap.new.formula_dir/"testball.rb"
     assert formula_file.exist?, "The formula source should have been created"
-    assert_match %(sha256 "#{TESTBALL_SHA256}"), formula_file.read
+    assert_match %Q(sha256 "#{TESTBALL_SHA256}"), formula_file.read
   end
 end

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}",