module UnpackStrategy
  class Cab
    include UnpackStrategy

    def self.can_extract?(path:, magic_number:)
      magic_number.match?(/\A(MSCF|MZ)/n)
    end

    def extract_to_dir(unpack_dir, basename:, verbose:)
      system_command! "cabextract",
                      args: ["-d", unpack_dir, "--", path],
                      env: { "PATH" => PATH.new(Formula["cabextract"].opt_bin, ENV["PATH"]) }
    end

    def dependencies
      @dependencies ||= [Formula["cabextract"]]
    end
  end
end