```ruby
module Hbc
  class Auditor
    def self.audit(cask, audit_download: false, check_token_conflicts: false)
      saved_languages = MacOS.instance_variable_get(:@languages)

      if languages_blocks = cask.instance_variable_get(:@dsl).instance_variable_get(:@language_blocks)
        languages_blocks.keys.map(&:first).each do |language|
          ohai "Auditing language #{language.to_s}"
          language = "en-US" if language == :default
          MacOS.instance_variable_set(:@languages, [language])
          audit_cask_instance(Hbc.load(cask.sourcefile_path), audit_download, check_token_conflicts)
          CLI::Cleanup.run(cask.token) if audit_download
        end
      else
        audit_cask_instance(cask, audit_download, check_token_conflicts)
      end
    ensure
      MacOS.instance_variable_set(:@languages, saved_languages)
    end

    def self.audit_cask_instance(cask, audit_download, check_token_conflicts)
      download = audit_download && Download.new(cask)
      audit = Audit.new(cask, download:              download,
                              check_token_conflicts: check_token_conflicts)
      audit.run!
      puts audit.summary
      audit.success?
    end
  end
end
```

Refactor audit for changed DSL.
user
```ruby
module Hbc
  class Auditor
    def self.audit(cask, audit_download: false, check_token_conflicts: false)
      saved_languages = MacOS.instance_variable_get(:@languages)

      if languages_blocks = cask.instance_variable_get(:@dsl).instance_variable_get(:@language_blocks)
        languages_blocks.keys.each do |languages|
          ohai "Auditing language: #{languages.map { |lang| "'#{lang}'" }.join(", ")}"
          MacOS.instance_variable_set(:@languages, languages)
          audit_cask_instance(Hbc.load(cask.sourcefile_path), audit_download, check_token_conflicts)
          CLI::Cleanup.run(cask.token) if audit_download
        end
      else
        audit_cask_instance(cask, audit_download, check_token_conflicts)
      end
    ensure
      MacOS.instance_variable_set(:@languages, saved_languages)
    end

    def self.audit_cask_instance(cask, audit_download, check_token_conflicts)
      download = audit_download && Download.new(cask)
      audit = Audit.new(cask, download:              download,
                              check_token_conflicts: check_token_conflicts)
      audit.run!
      puts audit.summary
      audit.success?
    end
  end
end
```
assistant