rubocop: fix brew style warnings.

Library/Homebrew/dev-cmd/create.rb

@@ -165,11 +165,11 @@ class FormulaCreator
     path.write ERB.new(template, nil, ">").result(binding)
   end
 
-  def template; <<~EOS
+  def template
+    <<~EOS
       # Documentation: https://docs.brew.sh/Formula-Cookbook.html
       #                http://www.rubydoc.info/github/Homebrew/brew/master/Formula
       # PLEASE REMOVE ALL GENERATED COMMENTS BEFORE SUBMITTING YOUR PULL REQUEST!
-
        class #{Formulary.class_s(name)} < Formula
         desc "#{desc}"
         homepage "#{homepage}"
@@ -182,7 +182,6 @@ class FormulaCreator
       <% end  %>
         sha256 "#{sha256}"
       <% end  %>
-
        <% if  mode == :cmake %>
         depends_on "cmake" => :build
       <% elsif  mode == :meson %>
@@ -191,10 +190,8 @@ class FormulaCreator
       <% elsif  mode.nil? %>
         # depends_on "cmake" => :build
       <% end  %>
-
          def install
           # ENV.deparallelize  # if your formula fails when building in parallel
-
        <% if  mode == :cmake %>
           system "cmake", ".", *std_cmake_args
       <% elsif  mode == :autotools %>
@@ -222,7 +219,6 @@ class FormulaCreator
           system "make", "install" # if this fails, try separate make/make install steps
       <% end  %>
         end
-
          test do
           # `test do` will create, run in and delete a temporary directory.
           #

Library/Homebrew/keg.rb

@@ -54,7 +54,8 @@ class Keg
   end
 
   class DirectoryNotWritableError < LinkError
-    def to_s; <<~EOS
+    def to_s
+      <<~EOS
         Could not symlink #{src}
         #{dst.dirname} is not writable.
       EOS

Library/Homebrew/test/cask/dsl_spec.rb

@@ -232,7 +232,8 @@ describe Hbc::DSL, :cask do
       expect(cask.caveats).to be_empty
 
       cask = Hbc::Cask.new("cask-with-caveats") do
-        def caveats; <<~EOS
+        def caveats
+          <<~EOS
             When you install this Cask, you probably want to know this.
           EOS
         end

Library/Homebrew/test/support/helper/output_as_tty.rb

@@ -19,7 +19,7 @@ module Test
           return super(block) unless @tty
 
           colored_tty_block = lambda do
-            instance_eval("$#{@output}").extend(Module.new do
+            instance_eval("$#{@output}", __FILE__, __LINE__).extend(Module.new do
               def tty?
                 true
               end
@@ -32,7 +32,7 @@ module Test
           return super(colored_tty_block) if @colors
 
           uncolored_tty_block = lambda do
-            instance_eval <<-EOS
+            instance_eval <<-EOS, __FILE__, __LINE__ + 1
               begin
                 captured_stream = StringIO.new
 

Library/Homebrew/utils/github.rb

@@ -129,7 +129,7 @@ module GitHub
     # This is a no-op if the user is opting out of using the GitHub API.
     return block_given? ? yield({}) : {} if ENV["HOMEBREW_NO_GITHUB_API"]
 
-    args = %W[--header application/vnd.github.v3+json --write-out \n%{http_code}]
+    args = %W[--header application/vnd.github.v3+json --write-out \n%{http_code}] # rubocop:disable Lint/NestedPercentLiteral
     args += curl_args
 
     token, username = api_credentials