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: bwa.rb
    path of file: ./repos/homebrew-core/Formula/b
    
    the code of the file until where you have to start completion: class Bwa < Formula
  desc "Burrow-Wheeler Aligner for pairwise alignment of DNA"
  homepage "https://github.com/lh3/bwa"
  url "https://github.com/lh3/bwa/relea
    
  def install
    # PR ref: https://github.com/lh3/bwa/pull/344
    inreplace "ksw.c", "<emmintrin.h>", "<sse2neon.h>" if Hardware::CPU.arm?

    system "make"

    # "make install" requested 26 Dec 2017 https://github.com/lh3/bwa/issues/172
    bin.install "bwa"
    man1.install "bwa.1"
  end