class GtkDoc < Formula
  desc "GTK+ documentation tool"
  homepage "https://gitlab.gnome.org/GNOME/gtk-doc"
  url "https://download.gnome.org/sources/gtk-doc/1.32/gtk-doc-1.32.tar.xz"
  sha256 "de0ef034fb17cb21ab0c635ec730d19746bce52984a6706e7bbec6fb5e0b907c"
  revision 1

  # We use a common regex because gtk-doc doesn't use GNOME's "even-numbered
  # minor is stable" version scheme.
  livecheck do
    url :stable
    regex(/gtk-doc[._-]v?(\d+(?:\.\d+)+)\.t/i)
  end

  bottle do
    cellar :any_skip_relocation
    sha256 "2e0c508a1f6fe8ab48a03ab83f8471c3153ce937099437dad6bbbd1dd36a42ce" => :catalina
    sha256 "2e0c508a1f6fe8ab48a03ab83f8471c3153ce937099437dad6bbbd1dd36a42ce" => :mojave
    sha256 "2e0c508a1f6fe8ab48a03ab83f8471c3153ce937099437dad6bbbd1dd36a42ce" => :high_sierra
  end

  depends_on "itstool" => :build
  depends_on "pkg-config" => :build
  depends_on "docbook"
  depends_on "docbook-xsl"
  depends_on "gettext"
  depends_on "libxml2"
  depends_on "python@3.8"
  depends_on "source-highlight"

  uses_from_macos "libxslt"

  resource "Pygments" do
    url "https://files.pythonhosted.org/packages/7e/ae/26808275fc76bf2832deb10d3a3ed3107bc4de01b85dcccbe525f2cd6d1e/Pygments-2.4.2.tar.gz"
    sha256 "881c4c157e45f30af185c1ffe8d549d48ac9127433f2c380c24b84572ad66297"
  end

  def install
    xy = Language::Python.major_minor_version Formula["python@3.8"].opt_bin/"python3"
    ENV.prepend_create_path "PYTHONPATH", libexec/"vendor/lib/python#{xy}/site-packages"
    resource("Pygments").stage do
      system Formula["python@3.8"].opt_bin/"python3", *Language::Python.setup_install_args(libexec/"vendor")
    end

    system "./configure", "--disable-debug",
                          "--disable-dependency-tracking",
                          "--prefix=#{prefix}",
                          "--with-highlight=source-highlight",
                          "--with-xml-catalog=#{etc}/xml/catalog"
    system "make"
    system "make", "install"

    bin.env_script_all_files(libexec/"bin", PYTHONPATH: ENV["PYTHONPATH"])
  end

  test do
    system bin/"gtkdoc-scan", "--module=test"
    system bin/"gtkdoc-mkdb", "--module=test"
  end
end