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: mlton.rb
    path of file: ./repos/homebrew-core/Formula/m
    
    the code of the file until where you have to start completion: class Mlton < Formula
  desc "Whole-program, optimizing compiler for Standard ML"
  homepage "http://mlton.org"
  url "https://downloads.sourceforge.net/project/mlton/mlton/20210117/mlton-20210117.src.tgz"
  version "20210117"
  sha256 "ec7a5a54deb39c7c0fa746d17767752154e9cb94dbcf3d15b795083b3f0f154b"
  license "HPND"
  version_scheme 1
  head "https://github.com/MLton/mlton.git", branch: "master"

  livecheck do
    url :stable
    regex(%r{url=.*?/mlton[._-]v?(\d+(?:\.\d+)*(?:-\d+)?)[._-]src\.t}i)
  end

  bottle do
    rebuild 2
    sha256 cellar: :any,                 arm64_son
    
  def install
    # Install the corresponding upstream binary release to 'bootstrap'.
    bootstrap = buildpath/"bootstrap"
    resource("bootstrap").stage do
      args = %W[
        WITH_GMP_DIR=#{Formula["gmp"].opt_prefix}
        PREFIX=#{bootstrap}
        MAN_PREFIX_EXTRA=/share
      ]
      system "make", *(args + ["install"])
    end
    ENV.prepend_path "PATH", bootstrap/"bin"

    # Support parallel builds (https://github.com/MLton/mlton/issues/132)
    ENV.deparallelize
    args = %W[
      WITH_GMP_DIR=#{Formula["gmp"].opt_prefix}
      DESTDIR=
      PREFIX=#{prefix}
      MAN_PREFIX_EXTRA=/share
    ]
    args << "OLD_MLTON_COMPILE_ARGS=-link-opt '-no-pie'" if OS.linux?
    system "make", *(args + ["all"])
    system "make", *(args + ["install"])
  end