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: feedgnuplot.rb
    path of file: ./repos/homebrew-core/Formula/f
    
    the code of the file until where you have to start completion: class Feedgnuplot < Formula
  desc "Tool to plot realtime and stored data from the command-line"
  homepage "https://github.com/dkogan/feedgnuplot"
  url "https://github.com/dkogan/feedgnuplot/archive/refs/tags/v1.62.tar.gz"
  sha256 "7a3854c3620f7cc6bf5bf13546f5e8cbead2bb1afedd455b9ecabf367a6e78df"
  license any_of
    
  def install
    ENV.prepend_create_path "PERL5LIB", libexec/"lib/perl5"

    resources.each do |r|
      r.stage do
        system "perl", "Makefile.PL", "INSTALL_BASE=#{libexec}"
        system "make", "install"
      end
    end

    system "perl", "Makefile.PL", "prefix=#{prefix}", "INSTALLSITEMAN1DIR=#{man1}"
    system "make"
    system "make", "install"
    prefix.install Dir[prefix/"local/*"]
    bin.env_script_all_files libexec/"bin", PERL5LIB: ENV["PERL5LIB"] if OS.linux?

    bash_completion.install "completions/bash/feedgnuplot"
    zsh_completion.install "completions/zsh/_feedgnuplot"
  end