brew/Library/Homebrew/cask/lib/hbc/container/air.rb

require "hbc/container/base"

class Hbc::Container::Air < Hbc::Container::Base
  INSTALLER_PATHNAME =
    Pathname("/Applications/Utilities/Adobe AIR Application Installer.app" \
             "/Contents/MacOS/Adobe AIR Application Installer")

  def self.me?(criteria)
    %w[.air].include?(criteria.path.extname)
  end

  def self.installer_cmd
    return @installer_cmd ||= INSTALLER_PATHNAME if installer_exist?
    raise Hbc::CaskError, <<-EOS.undent
      Adobe AIR runtime not present, try installing it via

          brew cask install adobe-air

    EOS
  end

  def self.installer_exist?
    INSTALLER_PATHNAME.exist?
  end

  def extract
    install = @command.run(self.class.installer_cmd,
                           args: ["-silent", "-location", @cask.staged_path, Pathname.new(@path).realpath])

    return unless install.exit_status == 9
    raise Hbc::CaskError, "Adobe AIR application #{@cask} already exists on the system, and cannot be reinstalled."
  end
end