homebrew-mycode/mycode.rb at main · marsdevx/homebrew-mycode · GitHub

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class Mycode < Formula
  include Language::Python::Virtualenv

  desc "My Python CLI tool"
  homepage "https://github.com/marsdevx/mycode"
  url "https://github.com/marsdevx/mycode/archive/refs/tags/v1.0.4.tar.gz"
  sha256 "70192fd34e39298ded363deca5c89b29c633326e00bfcbfbebea65bfa72dcb84"
  license "MIT"

  depends_on "python@3.12"

  resource "argcomplete" do
    url "https://files.pythonhosted.org/packages/95/c0/c8e94135e66fabf89a120d9b4b123fe6993506beca6c1938a74c24cfa5fd/argcomplete-3.7.0.tar.gz"
    sha256 "afde224f753f874807b1dc1414e883ab8fe0cda9c04807b6047dcb8e1ac23913"
  end

  resource "requests" do
    url "https://files.pythonhosted.org/packages/ac/c3/e2a2b89f2d3e2179abd6d00ebd70bff6273f37fb3e0cc209f48b39d00cbf/requests-2.34.2.tar.gz"
    sha256 "f288924cae4e29463698d6d60bc6a4da69c89185ad1e0bcc4104f584e960b9ed"
  end

  resource "certifi" do
    url "https://files.pythonhosted.org/packages/a3/c2/24167ea9858356b47a87a50d39908bfdb72ceeefe0041586e704e5376b3a/certifi-2026.7.22.tar.gz"
    sha256 "741e2c3b351ddf169a738da9f2c048608ff7f2c5cc02f1ebc6b118bb090d5d55"
  end

  resource "charset-normalizer" do
    url "https://files.pythonhosted.org/packages/bd/2a/23f34ec9d04624958e137efdc394888716353190e75f25dd22c7a2c7a8aa/charset_normalizer-3.4.9.tar.gz"
    sha256 "673611bbd43f0810bec0b0f028ddeaaa501190339cac411f347ac76917c3ae7b"
  end

  resource "idna" do
    url "https://files.pythonhosted.org/packages/cd/63/9496c57188a2ee585e0f1db071d75089a11e98aa86eb99d9d7618fc1edce/idna-3.18.tar.gz"
    sha256 "ffb385a7e039654cef1ab9ef32c6fafe283c0c0467bba1d9029738ce4a14a848"
  end

  resource "urllib3" do
    url "https://files.pythonhosted.org/packages/53/0c/06f8b233b8fd13b9e5ee11424ef85419ba0d8ba0b3138bf360be2ff56953/urllib3-2.7.0.tar.gz"
    sha256 "231e0ec3b63ceb14667c67be60f2f2c40a518cb38b03af60abc813da26505f4c"
  end

  def install
    # Dependencies live in a private virtualenv rather than relying on whatever
    # `python3` happens to be first on the user's PATH.
    venv = virtualenv_create(libexec/"venv", "python3.12")
    venv.pip_install resources

    libexec.install "mycode.py", "create_proj.py", "parse.py"

    # Pin the interpreter explicitly. A bare `python3` here resolves through the
    # user's PATH, which may be a pyenv or framework build without these deps.
    (bin/"mycode").write <<~EOS
      #!/bin/bash
      exec "#{libexec}/venv/bin/python" "#{libexec}/mycode.py" "$@"
    EOS
    chmod 0755, bin/"mycode"

    generate_completions
  end

  # argcomplete ships the shell-side completion driver, but only as something you
  # generate at runtime via `register-python-argcomplete`. Generate it at build
  # time instead so the installed completion is self-contained: no dependency on
  # argcomplete being installed globally, and no subprocess on every shell start.
  def generate_completions
    script = Utils.safe_popen_read(libexec/"venv/bin/register-python-argcomplete", "mycode")

    # Bash gets argcomplete's script verbatim -- it already ends by registering
    # itself with `complete`.
    (bash_completion/"mycode").write script

    # Zsh needs the custom wrapper below, so keep argcomplete's function
    # definitions and drop the registration block it appends after them.
    marker = "\nif [[ -z \"${ZSH_VERSION-}\" ]]; then"
    odie "argcomplete's generated script changed shape; update generate_completions" unless script.include?(marker)
    functions = script.split(marker).first

    # The completion functions come from the tarball rather than a copy kept
    # here: they are identical to what a non-Homebrew install sources, and two
    # copies drifted apart once already.
    wrapper = (buildpath/"completions/mycode-wrapper.zsh").read

    (zsh_completion/"_mycode").write <<~ZSH
      #compdef mycode
      autoload -Uz is-at-least
      #{functions}
      #{wrapper}

      # Autoloaded from fpath via the #compdef tag above, so the file body is
      # what runs on the first completion: define, then call.
      _mycode "$@"
    ZSH
  end

  def caveats
    <<~EOS
      Completion is installed automatically. It only needs the completion system
      initialized in your ~/.zshrc:

        autoload -Uz compinit
        compinit

      No `register-python-argcomplete` line and no hand-written `_mycode` function
      are needed any more. If you added those for an earlier version, remove them.
    EOS
  end

  test do
    assert_match "mycode", shell_output("#{bin}/mycode --help")
    # Dependencies must resolve from the bundled venv, not the ambient PATH.
    system libexec/"venv/bin/python", "-c", "import argcomplete, requests"
  end
end