You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: asciidoctor.rb
    path of file: ./repos/homebrew-core/Formula/a
    
    the code of the file until where you have to start completion: class Asciidoctor < Formula
  desc "Text processor and publishing toolchain for AsciiDoc"
  homepage "https://asciidoctor.org/"
  url "https://github.com/asciidoctor/asciidoctor/archive/refs/tags/v2.0.22.tar.gz"
  sha256 "88b56b1fdd1bcfd097addc892c6071c76cb80409847f4765ae3e15d890543e6c"
  license "MIT"

  bottle do
    sha256 cellar: :any,                 arm6
    
  def install
    ENV["GEM_HOME"] = libexec
    resources.each do |r|
      system "gem", "install", r.cached_download, "--ignore-dependencies",
             "--no-document", "--install-dir", libexec
    end
    system "gem", "build", "asciidoctor.gemspec"
    system "gem", "install", "asciidoctor-#{version}.gem"
    bin.install Dir[libexec/"bin/asciidoctor"]
    bin.install Dir[libexec/"bin/asciidoctor-pdf"]
    bin.env_script_all_files(libexec/"bin", GEM_HOME: ENV["GEM_HOME"])
    man1.install_symlink "#{libexec}/gems/asciidoctor-#{version}/man/asciidoctor.1" => "asciidoctor.1"
  end