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: libsquish.rb
    path of file: ./repos/homebrew-core/Formula/lib
    
    the code of the file until where you have to start completion: class Libsquish < Formula
  desc "Library for compressing images with the DXT standard"
  homepage "https://sourceforge.net/projects/libsquish/"
  url "https://downloads.sourceforge.net/project/libsquish/libsquish-1.15.tgz"
  sha256 "628796eeba608866183a61d080d46967c9dda6723bc0a3ec52324c85d2147269"
  license "MIT"
  revision 1

  bottle do
    
  def install
    # Static and shared libraries have to be built using separate calls to cmake.
    args = []
    args << "-DBUILD_SQUISH_WITH_SSE2=OFF" if Hardware::CPU.arm?
    system "cmake", "-S", ".", "-B", "build_static", *std_cmake_args, *args
    system "cmake", "--build", "build_static"
    lib.install "build_static/libsquish.a"

    args << "-DBUILD_SHARED_LIBS=ON"
    system "cmake", "-S", ".", "-B", "build_shared", *std_cmake_args, *args
    system "cmake", "--build", "build_shared"
    system "cmake", "--install", "build_shared"
  end