# File lib/fpm/package.rb, line 334
  def to_s(fmt="NAME.TYPE")
    fmt = "NAME.TYPE" if fmt.nil?
    fullversion = version.to_s
    fullversion += "-#{iteration}" if iteration
    return fmt.gsub("ARCH", architecture.to_s) \
      .gsub("NAME", name.to_s) \
      .gsub("FULLVERSION", fullversion) \
      .gsub("VERSION", version.to_s) \
      .gsub("ITERATION", iteration.to_s) \
      .gsub("EPOCH", epoch.to_s) \
      .gsub("TYPE", type.to_s)
  end