bunch of style fixes

Library/Homebrew/dev-cmd/update-license-data.rb

@@ -8,37 +8,37 @@ require "json"
 module Homebrew
   module_function
 
-    SPDX_FOLDER_PATH = (HOMEBREW_LIBRARY_PATH/"data").freeze
-    FILE_NAME = "spdx.json"
-    SPDX_DATA_URL = "https://raw.githubusercontent.com/spdx/license-list-data/master/json/licenses.json"
+  SPDX_FOLDER_PATH = (HOMEBREW_LIBRARY_PATH/"data").freeze
+  FILE_NAME = "spdx.json"
+  SPDX_DATA_URL = "https://raw.githubusercontent.com/spdx/license-list-data/master/json/licenses.json"
 
-    def update_license_data_args
-      Homebrew::CLI::Parser.new do
-        usage_banner <<~EOS
-          `update_license_data` <cmd>
+  def update_license_data_args
+    Homebrew::CLI::Parser.new do
+      usage_banner <<~EOS
+        `update_license_data` <cmd>
 
           Update SPDX license data in the Homebrew repository.
       EOS
-        switch "--fail-if-changed",
-               description: "Return a failing status code if current license data's version is different from the upstream. This "\
-                            "can be used to notify CI when the SPDX license data is out of date."
+      switch "--fail-if-changed",
+             description: "Return a failing status code if current license data's version is different from"\
+                           "the upstream. This can be used to notify CI when the SPDX license data is out of date."
 
-        max_named 0
-      end
+      max_named 0
     end
+  end
 
-    def update_license_data
-      update_license_data_args.parse
-      puts "Fetching newest version of SPDX License data..."
-      open(SPDX_DATA_URL) do |json|
-        File.open(SPDX_FOLDER_PATH/FILE_NAME, "wb") do |file|
-          file.write(json.read)
-        end
-      end
-
-      if args.fail_if_changed?
-        Homebrew.failed = true
-          system("git diff --stat --exit-code #{FILE_NAME}")
+  def update_license_data
+    update_license_data_args.parse
+    puts "Fetching newest version of SPDX License data..."
+    File.open(SPDX_DATA_URL) do |json|
+      File.open(SPDX_FOLDER_PATH/FILE_NAME, "wb") do |file|
+        file.write(json.read)
       end
     end
+
+    return unless args.fail_if_changed?
+
+    Homebrew.failed = true
+    system("git diff --stat --exit-code #{FILE_NAME}")
   end
+end

Library/Homebrew/test/dev-cmd/audit_spec.rb

@@ -166,7 +166,7 @@ module Homebrew
         RUBY
 
         fa.audit_license
-        expect(fa.problems).to be_empty 
+        expect(fa.problems).to be_empty
       end
 
       it "checks online and detects that a formula-specified license is not "\