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: elixir.rb
    path of file: ./repos/homebrew-core/Formula/e
    
    the code of the file until where you have to start completion: class Elixir < Formula
  desc "Functional metaprogramming aware language built on Erla
    
  def install
    system "make"
    bin.install Dir["bin/*"] - Dir["bin/*.{bat,ps1}"]

    Dir.glob("lib/*/ebin") do |path|
      app = File.basename(File.dirname(path))
      (lib/app).install path
    end

    system "make", "install_man", "PREFIX=#{prefix}"
  end